How To Align Timing Chain Marks On Cam And Crankshaft

factory timing alignment marks chain sets & belt drives chrysler 4 cyl 156 (2. Following the timing marks problem in my civic 98 (stock D16Y engine), I found that the crankshaft pulley was the one to blame (TDC mark didn't align when the cyl #1 was at TDC, but the camshaft marks did). At the same time, make sure that the mating marks on the camshaft sprockets are lined up as shown. Water Pump. In this video we cover how to align your crankshaft and camshaft without the use of timing marks on the gears. It is usually a minor matter of aligning the timing marks and installing the chain. clock and the little dot is lined up with the head surface. When the timing chain's looking a little worse for wear, don't hesitate to get a timing chain kit. Align crank(C) timing notch mark (1) to oil pump mark. 61Nm with tool extension or 85Nm without; Remove the timing chain tensioner tool and insert the real oil. All Milodon gear drives use our venieer cam bolt pattern to set and adjust cam timing. To top that off, make sure whatever cylinder heads you are going to be running for your build, has the adequate valve springs installed to support the lift of your camshaft. But of course they did not, both cam chains were off, everything else seem to stay lined up. 7 chain but dispute that it was fitted to my vehicle. Original Ford crankshaft gears had a 'Ford' script timing mark centered on the tooth used to align to the camshaft gear. Route the timing chain around the crankshaft sprocket with the matching color link aligning with the timing mark. If the "F" mark is AFTER the index mark when the static timing light initially turns on, you will need to ADVANCE the timing. Ok, I trust your judgement and my ability to be dumb, but I went and double checked anyways. Using sst and a hammer, tap in the crankshaft timing sprocket. "I've replaced the camshaft timing gear, now I don't know how to time the camshaft; no timing marks. I have included a link for a picture that will show the correct alignment for the cams located at the timing chain end of the cam - obviously, this is the end result of getting your crank pulley correctly lined up. spin them to align them both to TDC. Then when you align the dots both sprockets will be rotated slightly from nominal (1/2 tooth each),. 7 chain but dispute that it was fitted to my vehicle. After the chain was on, I re-tightened the guide bolts. The crank key is always in the same spot and the damper is mounted to the key. Crank shaft, cam shaft, connecting rod, chain drive, removing the idler gear between crankshaft and camshaft. The exhaust camshaft sprocket (left) has a rectangular mark,. Step 4: Reinstall the timing cover. The timing belt (or chain) is the sole component that keeps the camshaft (make that camshafts on a DOHC or V-type OHC engine) and crankshaft in sync. Install the crankshaft sprocket, making sure the mating marks face the front of the engine. Camshaft Engine Alignment Timing Sale. you can center the cam dead nuts in the middle, but as soon as you put the timing chain or gear on the front and drop the distributor,. Some cars have a piece of tin about an inch long by the pulley with dregrees embossed on it. Align the crankshaft timing gear with the index mark. STEP 11: Position the LH timing chain tensioner arm on the dowel pin and install the LH timing chain tensioner. Turn the camshaft wheel until you see the V-shaped timing mark at the top. 19, the distributor rotor button is NOT pointing to the #1 spark plug wire as the manual claims it should be. After years of timing belts, Audi and VW switched back to chains on some of their cars in 2005. If there is no lifting-jack hoist, then the car should be put on jack stands, so that you could unbolt the right engine mounting support and set the flywheel timing mark which is in the bottom of the engine. You will need to adjust base timing once the car is started. If your Gears only have 2 Marks, just make sure the 2 Dots line up and that's all there is to Gear Alignment. Replace them if they are loose or noisy. Place the timing chain onto the cam gear and then over the crankshaft gear as you slide the lower gear over the keyway and into place. Helping my mate who spun a bearing in his 18r-gu powered mk 1 cortina - we've got that sorted and i've got the torque settings/clearences that i need to get it all back together, I just need some help with aligning the cams/setting the timing marks. Put the crankshaft bolt back in so you can rotate the engine with a wrench. Move the lever to align the holes and insert the locking pin. Cloyes offers a procedure to do this since accurately finding the center on the crank and cam can be difficult. To check for slack in timing chain move crank left and right hand turn and feel for the slack in chain. By the Book, align punch marks on the sprockets adjacent to each other when installing the chain. CAUTION: The timing chain must be installed with the single plated link aligned with the dot and or paint marking on the camshaft sprocket. Remove the LH and RH timing. TIMING GEAR ALIGNMENT 1. I do this on every four stroke engine I disassemble. The job took me awhile as it was only the second time I'd ever. The crankshaft gear alignment tooth is the first tooth to the right of the crankshaft keyway centerline, as shown in red in the illustration above. Take the crankshaft bolt back out. Intake at 2 o'clock; Exhaust at 10 o'clock and camshaft at 5 o'clock. Align crankshaft and camshaft in the cylinder #1 firing position (compression stroke) before removing camshaft timing gear or chain: 1) Align the O/T mark (Top Dead Center for cylinder #1) on the vibration damper with the cast-in mark on the lower timing cover. 2 hole of the sprocket and the timing mark on the timing chain is aligned with the No. Then, put the cam on and align it as shown by Swampsniper's picture and put the chain on. How to set or check the valve timing; How to set or check the valve timing - Honda CX500, GL500, CX650, GL650. Install all chains, crankshaft sprocket, and idler sprocket as an assembly as shown below. Replace them if they are loose or noisy. 10) Using the ST, turn the crankshaft clockwise, and make sure that there are no abnormal conditions. Ensure balancer shaft timing marks aligned [6]. Nissan Navara YD25 engines have been fitted with timing chains from two manufacturers, a French chain (white–yellow) timing marks and a Japanese Tsubaki chain (blue-yellow) timing marks. Here the valve timing marks are in the correct position for installing a new belt - note that the crank is rotated 90 degrees and the cam gear is rotated 45 degrees from the TDC position. Continue counting to link number 42 and make a third mark (for the intake cam). The crank key is always in the same spot and the damper is mounted to the key. Align the crankshaft timing gear with the index mark. 8T AMB Timing Belt Replacement - Setting Timing & Removing Parts 11. This is a long bolt that, surprising to me, is hollow (per a local Jag specialist I deal with). Position No. The two balancers are connected to each other and the crankshaft by a roller chain. Install dowel pins (right and left) into front timing chain case up. Engage the crankshaft sprocket with the timing chain, aligning the mark on the sprocket with the yellow-coloured link, then slide the sprocket over the end of the crankshaft, ensuring the locating key in the crankshaft aligns with the corresponding slot in the sprocket (see illustration). After rotating the crankshaft to TDC and the camshaft timing marks are in view, technicians can now verify the positions. Install the RH timing chain tensioner and tensioner arm. 3 Crankshaft Pulley Timing Chain Cover No. At best you are looking at a few bent valves and a whole lot of labor. urn crankshaft so that the crankshaft timing mark T is aligned with the first timing mark using special tool EN 46111. (i) Align the installation mark on the timing belt with the tim-. The alignment is not critical. if while spinning you can feel the piston touch valves do not force it. H: Mating mark (2 circle) I: Timing chain (secondary) Align the mating marks on timing chain (secondary) (orange link) with the ones on intake and exhaust camshaft sprockets (punched), and install them. The head has a small hole just behind the timing chain on the top. Set the timing before you pull off the belt. Inspect TDC (top dead center) timing marks on engine timing cover and crankshaft harmonic balancer at ~11 o’clock position (mirror). CAUTION: • When the intake valve and exhaust valve lift at the same time, the valve heads contact each other and valve stem may bend. When that is done, wrap the timing belt tightly around the sprockets. Working clockwise around the chain, place the next black anodized link (2) in line with the timing mark on the crankshaft drive sprocket, approximately 6 o'clock position on the crank sprocket. R BMW M60/M62 CAMSHAFT ALIGNMENT TOOL ECS TUNING 1000 SEVILLE RD. I had all timing marks lined up, and the book says to rotate the engine twice and the marks should line back up. You have to rely on the sprocket marks and review them against the alignment marks on the block/cover surfaces. 1 Crankshaft Pulley Oil Seal O–Ring Crankshaft Position Sensor for 2RZ–FE x 9 x 10 Oil Pan Intake Chamber Stay Oil Jet Water Bypass Pipe Fuel Inlet Pipe Air Intake Chamber Assembly PCV Valve 27 (275. Figure 8 shows the sprocket as it was nearly off of the camshaft. 023in (when the cam and rocker is in its lowest position). Check crankshaft is in TDC position by checking timing marks align. (Crankshaft Locking Tool - 999 5451 & Camshaft Locking Tool - 999 5452). The crankshaft sprocket is fixed by a key and only goes on in one position. Removing this slack on one side of the chain also causes the cam sprocket (3) to rotate and change camshaft timing on that bank. We are committed to serve our customers with cheap Camshaft Engine Alignment Timing deals. Refit crankshaft pulley bolt with spacer. Step 4: Reinstall the timing cover. (This method can be used to align the cam(s) for belt or chain replacement when you don't know which marks to use, or can't find the marks) BE VERY CAREFUL! DO NOT ROTATE THE ENGINE WITH THE TIMING BELT OR CHAIN REMOVED!!! YOU CAN EASILY BEND VALVES!!!. With the timing chain covers off the front of the engine, you call see all 3 timing marks, one on each of the camshaft gears and the one of the crank gear. If the "F" mark is AFTER the index mark when the static timing light initially turns on, you will need to ADVANCE the timing. verified the TDC marks are aligned, remove the damper and cover. AMC V-8 Timing Chain Replacement. With the timing gears fitted 'dot-to-dot'. but I was just told that the little notch on the crank is supposed to line up with the big notch on the cam. Get the crank at TDC per the marks. The Flywheel above is current set for TDC on Front Cylinder. If they do not line up the first time, rotate the engine through one 180-degree cycle and they should line up, assuming the reason this for this repair is not due to a broken chain. been found, advancing or retarding cam timing can be done quickly and accurately without messing around with offset bushings and keyways. Click to expand. My question is on how to replace the timing sprocket, which is worn out. The timing is achieved by placing the desired keyway over the crank key and aligning the corresponding timing mark with the timing mark on the cam sprocket. Align the two yellow links on the #2 timing chain to the timing marks on the new camshaft gears (to ensure the exhaust gear is correctly timed to the intake gear). R BMW M60/M62 CAMSHAFT ALIGNMENT TOOL ECS TUNING 1000 SEVILLE RD. Align the primary chain single plated link with the timing mark at 6 o'clock on the crankshaft sprocket. was increased from 90 to 115 pounds per square inch and the corresponding fuel consumption reduced from 0. Everything is back in place and I set my timing marks. This was a common problem in these vehicles, and the fix is pretty straightforward. From years and years of experience timing at the push rod, once the head and valve train is all bolted down in place, is retarded by 2 to 3 degrees depending on the set-up. 6 Fiesta Vct Focus Hxda Volvo - New for sale in shenzhen | Lunny's Auto. It is the timing at the inlet valve that is essential to get correct. 10) Install the upper timing chain guide and torque the two bolts to 29 inch lbs. Install all chains, crankshaft sprocket, and idler sprocket as an assembly as shown below. 3 Crankshaft Pulley Timing Chain Cover No. There are usually some type of timing marks on the camshafts and crankshaft that indicate the engine is at Top Dead Center for cylinder one on the compression stroke. Install the bolt finger tight. Ensure balancer shaft timing marks aligned [6]. Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles, including but not limited to Ford, Dodge, Toyota, VW, Honda, Chevrolet, Hyundai, Audi, Acura, etc. 40 Turn the crankshaft clockwise until the notch in the crankshaft pulley is aligned with the 0 on the timing plate located at the front of the engine, and check that the marks on the camshaft sprockets align with the top of the cylinder head (see illustrations 3. 1 Chain Tensioner No. To check valve timing remove the valve cover so you can see the valves for number one cylinder. 3) The painted link should be visible through the hole of the intermediate gear for the left secondary chain. Again at the same time the crankshaft is reading 10 degrees after TDC - maximum chain stretch is 11 degrees ATDC on a 117 motor. To advance the cam timing the cam gear must be moved forward clockwise from its normal alignment position while all other gears remain in their normal alignment position. Rotate the engine until the notch/dot on each camshaft sprocket and crank sprocket align with their corresponding marks on the engine as shown. NOTE: Mark direction of rotation on chains. 0L Chain Drive - Cam/Crank correlation check - - - - - > Updated December 2018 - New Photos! Here is a quick tip for checking the Audi/Volkswagen 2. If not, turn the crankshaft one revolution (360°). We verified that we had an early 429/460 timing chain set with "Factory Top Dead Center" timing. My question is this, by keeping the dimples in line, you cant put the gears back on any way but right and still keep the dimples in line, correct? I just want to double check my work. The timing marks are critical for use in the following diagnostics and repair: Determining how much your timing chain has stretched Removing the camshaft and rockers Replacing valve stem seals with the head on the engine Removing and replacing the cylinder head Injection pump timing Replacing the timing chain Complete engine teardown and. Install front timing chain case. Install the idler sprocket and lower timing chain using the mating marks and the paint marks made during the removal process. If camshaft gears have been removed, special tools must be use to properly set engine timing. Before doing so I did make sure the #1 cylinder was at TDC via the crank pulley mark and the alignment marks on the backside of the cam gears. The cam pulley is twice as big as the crank pulley, so the cam runs at exactly 1/2 the speed of the crankshaft. The flywheel's pinion shaft and each rotating balance shaft have a chain sprocket with a timing mark that must be aligned to correctly position the balance shafts and flywheels for proper engine balance. Which means to align the crank timing marks and the cam timing marks to spec, then re-install the timing chain. From years and years of experience timing at the push rod, once the head and valve train is all bolted down in place, is retarded by 2 to 3 degrees depending on the set-up. Now rotate the crankshaft clockwise to the full valve lift position (as specified on the camshaft data sheet - this figure is typically from 100 to 120 degrees after TDC), fit the timing belt or chain and set up the tensioner. to a point close to taper in order to shorten protrusion length. Here the valve timing marks are in the correct position for installing a new belt - note that the crank is rotated 90 degrees and the cam gear is rotated 45 degrees from the TDC position. Remove special tools from engine and resintall TDC service plug. Remove oil pump chain tensioner. Now, slowly rotate the crankshaft until all the factory timing marks at the crankshaft line up. 9) Confirm that all colored chain links and sprocket timing marks are correct. "I've replaced the camshaft timing gear, now I don't know how to time the camshaft; no timing marks. Rotate the crankshaft +/- 30 degrees to ensure that the valve could not hit the pistons when aligning the camshaft gears. We are replacing the cam chain, cam sprocket and timing sprocket on a clapped out XR 100 that had a piston to valve encounter. Each vehicle has a way to align the timing belt with the camshaft(s) and the crankshaft. Align the crankshaft timing gear with the index mark. 1 cyl and the rotor is facing no. See Figure 8. Then when you align the dots both sprockets will be rotated slightly from nominal (1/2 tooth each),. As the chain stretches, the camshaft timing becomes retarded. The method varies engine to engine. The chain tensioner and arm can now be installed. The two balancers are connected to each other and the crankshaft by a roller chain. Secondly, on the LH camshaft, I notice the line indication mark on the camshaft pulley, but as far as the actual timing mark, there is a picture in the manual, that shows an arrow pointing at the mark, and I am wondering when you look at the actual mark, there are two marks a space away from each other, so which mark do you align the LH. Install lower end of front timing chain case tightly onto top sur-face of oil pan (upper). Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles, including but not limited to Ford, Dodge, Toyota, VW, Honda, Chevrolet, Hyundai, Audi, Acura, etc. Look at the cam pulley to make sure the timing marks match up with the backing plate. The chain set didn't come with directions. V8 Holden Camshaft Timing. This video will also explain how to get the crank and cam back in alignment if you. The crankshaft has certain timing marks on it. While moving the exhaust camshaft back and forth in the direction of the arrow using a wrench on the cast hexagon, press down the link plate of the timing chain tensioner using a precision screwdriver and release the plunger lock. Check and make sure that the dots on the cam gear and crank sprocket are lined up. Don’t move the crankshaft or the chain, but move the camshaft sprocket over a link at a time until you get the sprocket aligned so that the small stud (one of them is smaller than the others) is aligned in the correct place. First know exactly what engine you are looking at - refer to type markings stamped on the block and the logbook for the vehicle. Route the timing chain around the crankshaft sprocket and line up the first matching coloured link with the timing mark on the crankshaft sprocket, approximately in the 5 o'clock position. The alignment is not critical. The crankshaft has certain timing marks on it. On twin cam engines I count the number of cam chain rollers from the exhaust cam mark to the intake cam mark and write that down too. We are replacing the cam chain, cam sprocket and timing sprocket on a clapped out XR 100 that had a piston to valve encounter. Timing mark on pulley at 6° before TDC. Install the timing chain onto the sprocket of idle gear D, and then install idle gear D. In this video we cover how to align your crankshaft and camshaft without the use of timing marks on the gears. HD 96295-65D) into timing inspection hole. 14 Loop the timing chain over the crankshaft sprocket, then loop it over the camshaft sprocket and, guiding the chain between the chain guide and tensioner rail, refit the camshaft sprocket on the camshaft. When it stops, you should be near TDC. Place the timing chain onto the cam gear and then over the crankshaft gear as you slide the lower gear over the keyway and into place. Re: No timing mark on crank? The mark on the right is the ONLY make I have ever used when timing the cam on a K-series Kohler. alignment with the Timing Marks on the controllers and Crank Gear. The timing belt (or chain) is the sole component that keeps the camshaft (make that camshafts on a DOHC or V-type OHC engine) and crankshaft in sync. (Crankshaft Locking Tool - 999 5451 & Camshaft Locking Tool - 999 5452). For years, they had the timing belt turning one cam and a chain with a variable valve timing tensioner running the other cam. 6l) chrysler 4 cyl 156 (2. Check crankshaft is in TDC position by checking timing marks align. (b) Check that the timing marks of the camshaft timing pulleys are aligned with the timing marks of the No. What is the best way to do this now? Should I put the timing belt on and just rotate the crank pulley until the timing marks on the camshaft sprocket line up?. 9L diesel engine applications For the locking and alignment of the camshaft and crankshaft during the removal and installation of the engine timing belt and other engine servicing and repairs etrol etrol iesel iesel Application List*. Then look it up on the internet. I did not have to touch the exhaust camshaft with the variable valve timing. Your crank position sensor reads your flywheels and sends that info to your ECM or ICM (carburated). Select the keyway for the timing setup desired. 2) Crankshaft Locating Tool: The Ford Crank Tool is designed to align and fix the Ford engine's crankshaft at top dead center (TDC) for proper timing chain installation. Align the timing sprocket dots for straight up. Do you know at what date Holden changed the timing chain from a 9. Its job is to make sure the valves are out of the way when that piston comes flying toward the engine's head. 20) Fit the cam chain onto the fuel pump sprocket, making sure that the timing mark of the chain aligns with that of the sprocket. So now you will align the oil pump mark with the mark on its shaft and install it in the front cover. While I didn't replace the entire timing chain and assemblies, I did recently remove both the intake & exhaust camshafts from the cylinder head. Replace them if they are loose or noisy. 2000 nissan xterra: timing marksthe distributor alignment…, need the timing marks (alignment) and the distributor alignment 2000 nissan xterra 33 vin#. Before moving the cam or crank, find a copy of the manufacturer's procedure on how to do this without banging the valves into the piston or the valves into the valves. After talking to a lot of people about the timing chain set up and marks it was easier than what people make it out to be. HINT: If necessary, install the sprocket with SST. Then align the rotor with the tiny notch on the lip of the distributor (#1) and carefully install it in the motor (DO NOT USE A MALLET OR HAMMER!!!). I can take my timing set, rotate the crank so the marks line up, then rotate the piston to TDC, on the compression stroke, move the gears apart, rotate the crank 1 full revolution EXACTLY, without moving the cam, and line the marks back up, and magically it is still at TDC on the compression stroke. Figures 6-7-8 are typical of Chevrolet, Chrysler and AMC V8 chain alignment. Make sure the locating dowel on the camshaft is inserted into the No. Again at the same time the crankshaft is reading 10 degrees after TDC - maximum chain stretch is 11 degrees ATDC on a 117 motor. Tensioner > 3. In other words, once the crankshaft angle is set to align all the timing marks for the left head, the crankshaft must be rotated to the Stage 2 position before aligning the camshaft for the right head. It’s a reinforced rubber belt so it can’t stretch to compensate for the mistiming. 6l) silent shaft chain chrysler in line 6 cyl 225 chrysler 2ltr 1983-84 crank, cam, oil pump with silent shaft chrysler v6 181 (3ltr) chrysler v8 sb 273 318 340 360 datsun nissan ca 18et timing belt shows marks datsun nissan cd 17. Make sure that the key (A) of crankshaft is aligned with the mating surface of main bearing cap. Righto, so I have worked through the timing chain issue and was very disappointed when i laid them side by side (new and old) that there was absolutely no difference in length. Original Ford crankshaft gears had a 'Ford' script timing mark centered on the tooth used to align to the camshaft gear. Rotate the cam and mark Top Dead Center (TDC). Align the timing mark on the sprocket with the last matching colored link (3). The following examples illustrate which timing mark is used with its corresponding keyway: To retard the camshaft timing, use the timing mark on the crank sprocket and the retard keyway shown above. my manual told me to line up the dowel pin on the cam at 12 o clock and the top chain sprocket at 12o clock. It was easy enough to replace. Turn the crankshaft pulley and align its groove with the timing mark of the timing chain cover to set the piston of No. Once tool is aligned with TDC mark on crankshaft pulley, tighten CKP fasteners to 62 in-lbs. CAUTION: For the above reason, after the mating marks are aligned, keep them aligned by holding them with a hand. His cam timing gear is currently set to zero. This tool kit includes a vice mounted Inlet Gear Alignment Tool for this purpose (Component D) Two crankshaft locking pins are now included to cover for the 1. 6 l direct injection) > Engine cylinder head, valve gear > Cylinder head > Removing and installing timing chain and chain drive for oil pump (engine codes BAG, BLP, BLF). Original Ford crankshaft gears had a 'Ford' script timing mark centered on the tooth used to align to the camshaft gear. After years of timing belts, Audi and VW switched back to chains on some of their cars in 2005. Item # OTC6474. 1 Crankshaft Pulley Oil Seal O-Ring Crankshaft Position Sensor for 2RZ-FE x 9 x 10 Oil Pan Intake Chamber Stay Oil Jet Water Bypass Pipe Fuel Inlet Pipe Air Intake Chamber Assembly PCV Valve 27 (275. Remove AST4997 Sprocket Locking Tool and turn the engine over twice, returning to TDC. The chain set didn't come with directions. 0L DOHC 16V petrol and 1. ATDC is called retarded. At best you are looking at a few bent valves and a whole lot of labor. e)Temporarily tighten the oil pump driven sprocket with the nut. Check ignition timing: At every 5000 mile (8000 km) service interval. His cam timing gear is currently set to zero. "Eyeballing it" can lead to timing errors. Torque bolts to 28 N·m (250 in. Remove camshaft sprockets and chain. number 1 cylinder. All engines include a timing mark on the vibration damper and a gauge usually attached to the timing gear cover. Camshaft should not be rotated after timing belt is removed, or damage to valve components may occur. com/ehowauto Aligning the camshaft if your timing belt broke is something you. Buy Cam Alignment Timing Locking now and monitor Cam Alignment Timing Locking deals remotely using browser. Do not expect the same spot on the belt/chain to align again with the same tooth on the sprocket if you have marked. 1 position on the distributor cap, the triangle timing mark is on the opposite side from the crankshaft gear (off 180 degrees). 3) The painted link should be visible through the hole of the intermediate gear for the left secondary chain. The crank key is always in the same spot and the damper is mounted to the key. I don't work at Ford so I don't have the special tools for this particular job. COM 8 ES#2778095 INSTALLING THE TIMING CHAIN TENSIONING PIN Remove the original timing chain tensioner (located in the RH front timing cover). You can see in the photo above the Timing Marks. When the crankshaft is at the top dead center, mark the camshaft gears and timing belt cover with a reference point. This serves two purposes, one it makes sure that the timing on the cam and crank are correct, second it allows the timing belt to center itself on the pulleys. The text says "install camshaft gear, crankshaft gear and timing chain together and align timing marks per figure 6A5-43. I understand where the timing alignment markings are and how to read them. 8L camshaft timing chain alignment 07-10-2013 08:16 PM #1 I don't have a VAG-COM to diagnose my rough idle and codes P0300, P0301, P0302, P0303, P0346, and P0411, but from everything I've read this is likely caused by a timing issue. Before doing so I did make sure the #1 cylinder was at TDC via the crank pulley mark and the alignment marks on the backside of the cam gears. Press, or tap (on hub only) crank gear in place. crankshaft timing gear, NEVER STRIKE THE GEAR WITH A HAMMER, CHISEL, OR PUNCH. NOTE: Mark direction of rotation on chains. I am in the process of replacing the lifters on my 2006 Prius. Yoursme Cam Phaser Locking Tool, Timing Chain Locking Wedge Tool and Crankshaft Positioning Wrench Similar to Rotunda 303-448, T93P-6303-A, 6024 & 525219 for Ford 4. The solenoid affects the variable cam timing control. I can get the timing marks with 5 degrees +\-, but cannot get it on the dot. Second, turn the camshafts so that they align with the camshaft sprockets. NOTE: Before installing chain tensioner, it is possible to change the position of mating mark on timing chain for that of each sprocket for align- ment. Then set number 7 valve to 0. Start by positioning the chain on the right camshaft sprocket and align the timing mark (the dimple at the base of the cog) so that it's between the two plates on timing chain. Install the crankshaft sprocket with timing mark at the 5 o'clock position. If the crankshaft binds or seems to hit something, do not force it, as the valves may be hitting the pistons. (1) how to align the cam gear on the camshaft. Install dial gauge and holder in No. Rotate crankshaft to set No. Check camshaft sprocket timing marks are horizontal and facing each other, in line with the timing marks on Tool AST4997. If you cannot find the timing marks, DO NOT remove the camshaft - consult a motor manual. When the timing chain guide (1) breaks, the chain drops down. Install the crankshaft sprocket, making sure the mating marks face the front of the engine. If the marks point down turn the crank 180 degrees to line everything up. Remove and replace the water pump if applicable. Setting the cam timing at the push road does not give the same timing at the inlet valve. Rotate the engine slowly and carefully two revolutions (will be one revolution of the cames) and re-check the cam timing with the engine at TDC Do it again if you want to be 110% sure (I always do). Slide the cover on over the dowel pins and secure with (10) ¼-20 x 0. I have worked on a lot of dist. Align the dots to the crank pulley groove mark(2) and align the other 2 lines to the cam pulley marks. Mount the timing chain over the camshaft gear and start the camshaft gear up on to its shaft with the timing marks as close as possible to each other and in line between the shaft centers. The fuel pump drive timing chain is simplex (single row) and is failing well before the camshaft timing chain. While I was at it I wanted to replace the thermostat and timing chain cover (early MGB style). The Renault DCi 2. Before moving the cam or crank, find a copy of the manufacturer's procedure on how to do this without banging the valves into the piston or the valves into the valves. the timing marks on a Chevy small blocks are on the harmonic balancer, there will be a small line and or groove on the balancer, and if you mark it with some white out or a oil marker it will make it easyer to see when timing, the timing tab is at the bottom front drivers side next to the harmonic balancer. While maintaing the alignment of the crank marks, install the timing chain on the camshaft(s), beginning with the side furthest from the chain tensioner and keeping the chain taught. Place the lower end of the inner chain on the crankshaft sprocket, aligning the timing mark on the outer flange with the copper or marked link on the chain. The timing gears. Would being 1 tooth off cause this, or do I need to have all the slack at the bottom of the chain while installing the guides?. In other words, if you start with the marks aligned as in the photo and turn the crankshaft 1 revolution the mark on the cam will be 180 degrees from the mark on the crankshaft gear. When installing the cam chain, or timing chain, hold the crankshaft at the T or timing mark. [A straight edge (ruler) laid across the center of the cam shaft attaching bolts will help you to better see and align the timing marks. e)Temporarily tighten the oil pump driven sprocket with the nut. Crank gear dot is at 12 oclock position. Make sure the locating dowel on the camshaft is inserted into the No. Cloyes offers a procedure to do this since accurately finding the center on the crank and cam can be difficult. Remove the timing belt cover bolts and pull the cover off. To advance the cam timing the cam gear must be moved forward clockwise from its normal alignment position while all other gears remain in their normal alignment position. For a four-stroke engine you need to rotate 2 turns of the crankshaft to get to the same position. Before using this site please read the site disclaimer. 23) Install the cam bolts, but do not tighten them yet. Then I placed the chain over the crank sprocket so the gears were aligned properly, and I installed the 3 bolts that hold the cam sprocket to the camshaft. Align the timing sprocket dots for straight up. The cam turns at 1/2 the rate of the crankshaft. Toyota 3UR-FE Timing Chain Marks 5. The crank key is always in the same spot and the damper is mounted to the key. Remove special tools from engine and resintall TDC service plug. Excessive rotation suggests worn gears, a sloppy chain or a very loose timing belt. Torque bolts to 28 N·m (250 in. my manual told me to line up the dowel pin on the cam at 12 o clock and the top chain sprocket at 12o clock. The cam gears will feature some type of alignment mark, such as a scribed line or dimpled dot. How to set or check the valve timing; How to set or check the valve timing - Honda CX500, GL500, CX650, GL650. You will need to adjust base timing once the car is started.