4age engine problem

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4age engine problem

Postby Gaza » Sat Feb 26, 2005 11:28 am

Hey
I recently had some work done on my 1988 4age corolla,
The distributor and timing belt were replaced. Now after replacing the distributor the garage informed me that they had started the car but the timing was out and they fried that distributor. I have my car back now but its giving me some problems.
it developed a large tapping noise from the engine, then felt like a cylinder wasnt firing on one drive, but that went away and now the car just feels way down on power.
I took it back to the garage who replaced some of the spark plug leads and said the noise was the leads arching out?
What I want to know is if anything could have been damaged on my car when they started it with the timing out, could the tapping have been a valve on its way out? anything else I should check to try and get it going sweet again?
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Postby jury_nz » Sat Feb 26, 2005 4:12 pm

check your timing might be advanced too far, causeing dentonation etc
.....
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Postby ee904age » Sat Feb 26, 2005 7:29 pm

Cam belt could be a tooth out aswell, probably not if it was done professionally but its worth checking.
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Postby Gaza » Sun Feb 27, 2005 7:00 pm

Cool that would help explain the lack of power, Can valves collide with cylinders on the 4age if the garage really managed to stuff things up? Just trying to determine what the tapping noise might have been?
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Postby ee904age » Sun Feb 27, 2005 7:26 pm

No chance, the 4AGE is a non interference engine, they couldnt get the pistons to hit valves if they tried. (within reason!)
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Postby Bling » Sun Feb 27, 2005 9:27 pm

ee904age wrote:No chance, the 4AGE is a non interference engine, they couldnt get the pistons to hit valves if they tried. (within reason!)


completly doable if u try hard enough....
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Postby ee904age » Mon Feb 28, 2005 12:13 pm

BZG|Bling wrote:
ee904age wrote:No chance, the 4AGE is a non interference engine, they couldnt get the pistons to hit valves if they tried. (within reason!)


completly doable if u try hard enough....


And hence the within reason part, sure you could shave too much off a head or too much valve lift etc but when changing a cambelt, I dont think so.
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