View Single Post
Old 08-07-2008, 02:38 PM   #4
zackman17
Banned
 
Join Date: Apr 2008
Location: Toronto
Posts: 850
Quote:
Originally Posted by cirrusblau View Post
Flywheel or the other thing? Flywheel is on the back of the engine, the other thing is on the front. The M20B25 (not sure about the other engines in the E30) has the crank reference sensor at the front of the engine and reads the "teeth" (the sensor is inductive and the "teeth" passing by give pulses). The missing teeth are on purpose to distinguish a certain point in the rotation of the crank.

As for the flywheel, if you're missing teeth there, depending on how bad it is, you may have trouble starting the car using the starter, but that's as far as the problems go (at least for the M20B25).
here is a pic
Attached Images
File Type: gif fly.gif (39.9 KB, 42 views)
zackman17 is offline   Reply With Quote