Operation CHARM: Car repair manuals for everyone.

Component Tests and General Diagnostics

Idle Speed and Ignition Timing Check

IDLE SPEED

With SDT
Check idle speed in "Data list" mode with SDT.

With GST
Check idle speed with GST.

IGNITION TIMING
1. Attach timing light to loop wire as shown.






2. Check ignition timing.






Any of following two methods may be used.