Questions tagged [camshaft]

A shaft in an ICE that actuates components that open valves into the combustion chamber to allow the flow of necessary gasses in order for a combustion process to function.

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Is it hard to line the rear crank on a 2012 Honda pilot

Crankshaft and front camshaft lined up, the rear won’t line up with the belt off and spark plugs out, should I force it or do the rear supposed to move with force
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Help me with lining up my 2012 Honda Pilot crankshaft and camshaft

I actually attempted rotating the crankshaft counter clockwise to line the crank, and cams up, I’m reaching a stopping point both ways, should I remove the belt?
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Madza scrum but has k6 engine suzuki 3piston

Top cam shaft and cam cups shaking and seem need new ones but is there any chance to repair existing ones?
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Camshaft oil seal installation

Most people install new camshaft seals after they have assembled camshaft covers. They use a special tool (or a PVC pipe) and tap the seal gently into place with a hammer. This is the most common ...
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Honda Civic 2002 Intermittent camshaft position error

My car experienced a few random cut-offs due to P1361: Top Dead Center Sensor 1 Intermittent Interruption. The first instance happened during a warm day when I turned the AC for the first time in over ...
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How loose are cam and crank shafts when timing belt is off?

I'm trying to figure out how my crankshaft could be slightly off, during a belt and tensioner replacement (K7M engine). In fitting the tensioner, is it possible the two shafts could have gotten out of ...
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When switching off the engine, do the cam and crank shafts always come to rest in an initial state?

Is it the case, when the engine comes to a halt, that the cylinder/piston/valve phases always finish up in the same starting or initial position relative to each other?
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Briggs & Stratton 33R877 Engine Problem

May I please receive help in solving an engine problem? I have a Briggs & Stratton 33R877 engine (ride mower), and it is blowing air out of the carburetor. Here is what I've done so far: Piston ...
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In between oil changes,car ran out of oil,causing check engine light to come on and the camshaft timing sensor code

So,I get regular oil changes in my 2018 Hyundai elantra, but never thought to check oil levels between changes. My car started to stall going up hills when rpms got below 1000. Took it to a shop and ...
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Cam seal replacement part number

My Subaru legacy is a 2017 model with timing chains instead of belts. I cannot find the part number online for the little seal that goes behind the timing sprockets. Does anyone know the part number ...
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Choosing the best timing marks

This question is somehow related to my previous question here: Compression of valve springs and camshaft rotation In that question, I asked about the pattern of camshaft rotation and how valve springs ...
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Compression of valve springs and camshaft rotation

As you know, in most cars it is not easy to turn the intake or exhaust camshaft by hand. You probably need to use both hands, grab the cam sprocket and apply a lot of force to rotate them even with ...
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How to interpret "crankshaft adaptation inlet Grad KW" value?

I'm trying to understand the meaning of this value and the implications of it being over the 120 limit. Do you think you could help me out with some thoughts about it? I think it should say "...
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Is timing set wrong if TDC doesn't have all valves closed?

I had to redo my timing and I think I may have done it wrong because, on my left (passenger) engine lobe (V6), when each of the three cylinders are in TDC (top of orange tape on the rod in the picture)...
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Minor discrepancy in valve clearance reading

I started my engine work on a V6 Toyota Tacoma 3 mohths ago and continuing now from where I left off. Back then I did a valve clearance measurement on all the 24 valves with all the timing chains on (...
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Can issue with P0736 error code produce EM Interference?

I have had an issue with a car where phone GPS doesn't work inside the vehicle. I have just connected my OBD2 diagnostics tool and ran it. I got back 3 issues: P0736 ME - Motor electronics: ...
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Why don't car manufacturers make camshaft pulleys with walk blockers as a safety measure?

This question has always occupied my mind that why we see crank gears with walk blockers but camshaft pulleys with walk blockers are rarely seen on most cars. Walk blockers on camshaft pulleys can ...
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Preventing camshaft rotation when tightening or loosening camshaft pulley bolt

How do you prevent camshaft rotation when you install or remove a camshaft pulley? (such as when you want to replace a camshaft seal or timing belt). There are many procedures for locking camshaft ...
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How bad is this cam wear?

This is from a 96 viper, with a hydraulic roller cam, having .600" of lift. This cam has about 2000 miles on it, but mostly hard track miles
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What are the pros and cons of valves being placed in a line vs valves being placed side by side in 2V engines?

As you can see in the picture below the valves in this ferrari dino dohc 2 valves per cylinder v6 engine are placed side by side and not in a row. And as you can see here in the other picture below ...
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Orange color on camshaft

Engine HR12DE Model: Nissan Micra K13 2011 Hello, as I was replacing the timing chain I noticed some orange color on the intake camshaft toward the back of the engine. Is this worrying ? I appreciate ...
Florent 's user avatar
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Old flathead engine: Valves first or cam first?

I'm reassembling an old inline-4 flathead engine... the kind with valves in the block (not the head). I did not disassemble it; I got a huge pile of parts I'm trying to turn back into an engine. The ...
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Should you use gasoline on cylinder head gasket

I'm an amateur mechanic. Recently I met an experienced car mechanic and he told me that if I dip a new out of the box cylinder head in gasoline mixed with engine oil for a couple of hours, it would ...
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New cam sensor - car won't start (Tucson 2006 diesel)

I own a 2006 Hyundai Tucson CRDi 2.0. Starting the engine has become slow recently, and the shop diagnosed it to a bad camshaft sensor. I bought a new one and replaced the old. With the new one in ...
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5L vortec won’t start

Ok, so I hope this doesn’t seem like a stupid question. Take away all logical scenarios and just answer in theory. If a timing chain could jump exactly 180’ would the intake and exhaust valves reverse ...
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Vauxhall Corsa 2013 with rough idle - P0016 and P0017

I have a 2013 Vauxhall Corsa 1.2 Petrol that is suffering from rough idle. It has 48k miles on it. It previously suffered from the same issue and showed OBD code P00171. This was resolved by ...
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Second hand camshaft from another bike - is it safe?

I slightly demaged one of the two threads used on the inlet camshaft for mounting the sprocket. To fix this problem I have purchased a second hand camshaft together with its caps (same bike model, ...
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2 answers
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Chevy 350 cam break in

Can I use a synthetic oil when breaking in my flat tappet cam? I’ve been to every auto parts store around me and can’t seem to find anything but synthetic. Bought a few qts of royal purple and some ...
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Chevy 350 fuel pump pushrod/lifter

this might be a stupid question but do I have to replace the mechanical fuel pump pushrod/lifter like a normal lifter when swapping in a new cam?
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How many book hours to replace the roller cam in 1999 Chevrolet

How many book hours to replace the roller cam in 1999 Chevrolet Silverado with 5.7L auto, power steering air condition Butch
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377 views

Should valve pair open and close at same time?

My Audi A5 had some bent valves after the chain tensioner broke. I have replaced the bent intake valves and a single broken rocker arm. When I reassembled the top, I noticed the first pair of valves ...
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403 views

Timing belt issue

I recently got a Mitsubishi L200 Trojan K74 4D56 2006, and after getting through its MOT, I decided to do full service and change belts etc. I followed instructions from the workshop manual http://...
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I have 2011model John Deere D110, 186 hours

Deere service dept. says needs camshaft repair, price $900. Mower has been serviced by Deere yearly. I'm wondering if anyone has experienced a problem like this one, and what did they figure out....
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BMW 118i (2006), Car stopped in Midde of the road and won't start

Had frequently many problems with car. I will start with the noise coming from the engine when it was cooled down(especially in the morning). Once it get warm the noise faded away. Few months ago it ...
Cedric 's user avatar
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1 answer
352 views

Does the crankshaft revolution count matter relative to combustion stroke?

I have a single cylinder engine with overhead cams. If I set the crankshaft/piston to Top Dead Center (TDC) with the cams set to the compression stroke, would it make a difference if I were to rotate ...
John Smith's user avatar
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504 views

Will deleting the gear-driven pump for power steering and vacuum on this diesel engine put the camshaft journal at risk of failure?

I took a 1989 Dodge Cummins diesel engine out of a pickup truck and I’m using the engine as a stationary power source. The combined power steering + vacuum pump has developed an engine oil leak, and ...
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Can I rotate a camshaft backwards on a Toyota DOHC engine if no timing belt is installed?

I recently had to change the water pump on my 2002 toyota sienna. Since I was in there I also changed the timing belt. I've done this before on other Japanese cars, but this one involved taking off ...
James-Jesse Drinkard's user avatar
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Replace top of engine or entire engine block? Suzuki gn250 (overheated engine)

I have a suzuki gn 250 motorcycle (1997) which had an oil leak recently (rocker cover seal was leaking) causing the engine to overheat which in turn caused damage to the camshaft/camshaft bearings. ...
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Vehicle not doing slow running

My highlander 2004 slow run is fine before taking for repair on the vvti cam shaft replacement.this was meant to correct the rattling or knocking sound from the engine v6. Firstly the mechanic ...
Taiwo Osunlana 's user avatar
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1 answer
228 views

P0022 after fixing P0348, camshaft related

Vehicle: Toyota Tacoma 2006 V6, 155K mi Problem: I had OBDII Code P0348: Camshaft Position Sensor A and fixed it by replacing the broken camshaft position sensor. However, the check engine light didn'...
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OBDII Code P0348: Camshaft Position Sensor A

Last night, the check engine light went on on my 2006 Toyota Tacoma with 152K miles. When I got home, I plugged in my OBDII code reader and got Does this mean I just need to replace one of my ...
amphibient's user avatar
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Cracked on i20 camshaft?

Are those markings, tampered or cracks on the picture of Hyundai i20 camshaft normal???
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06 Toyota Avalon Sensor positions

Looking for help diagnoising a couple issues with my Avalon. I have some codes coming up, bad crankshaft sensor and bad camshaft sensor. I also have the cel, vsc, and trac light on. I tried replacing ...
Julie's user avatar
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Camshaft Sensor Position problem or Oil Related problem

I have a 2014 VW Jetta SE. Recently my engine began making an off and on Growling noise while driving around. At the same time, my engine light came on. Took the car to get checked and the reading ...
Benjamin's user avatar
3 votes
1 answer
299 views

Chysler Town & Country Cam Shaft and New Engine

I took my 2014 Town and Country in for rough idling and check engine light and got a diagnoses of 5th cylinder no compression. Ultimately it was suggested I should consider a new engine. Now it turns ...
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Fitting rear cam to a pulse. System

How to wire rear cam into reverse light on Corsa 3014 But the wiring is the pulse that we have to splice into
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Cam phaser on 2008 Impala 3.5

I'm getting ready to rebuild this motor and don't have experience with cam phasers. When taking the cam phaser off and reattach after rebuild, do I need to do anything specific to make sure there are ...
asp316's user avatar
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2 votes
1 answer
3k views

When should assembly lube be used?

I will be opening up the top of an engine to clean the ticking lifters. To do so, I have to remove the camshaft. I have seen several people use assembly lube on the camshafts lobes and 'fixation ...
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Assessing the condition and wear on camshaft

Does this lobe looks worn? I’m trying to assess the condition of the camshaft.
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How to set cam timing from scratch for Honda RFVC, DOHC, four stroke?

I'm doing a full engine rebuild on an Honda GB250 clubman, RFVC & DOHC four stroke. I would like to know how to set cam timing from scratch?
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