This is a discussion on Help with Check Engine light...... within the General Maintenance, Troubleshooting & Accidents. forums, part of the Tech & Modifying & General Repairs category; Originally Posted by Civic_jdm16 Ok... Could you plz tell me what an "IAM" is ?? Ignition Advance Multiplier RomRaider • ...
Ignition Advance MultiplierOriginally Posted by Civic_jdm16
RomRaider • View topic - Subaru's knock control strategy explained
Basically, the car is pulling timing across the board.