Operation CHARM: Car repair manuals for everyone.

Ignition Timing: Testing and Inspection

Idle Speed and Ignition Timing Check

IDLE SPEED

With CONSULT-III
Check idle speed in "DATA MONITOR" mode with CONSULT-III.

With GST
Check idle speed with Service $01 GST.

IGNITION TIMING
Any of following two methods may be used.

Method A




1. Attach timing light to loop wire as shown.




2. Check ignition timing.

Method B




1. Remove No. 1 ignition coil.




2. Connect No. 1 ignition coil and No. 1 spark plug with suitable high-tension wire as shown, and attach timing light clamp to this wire.









3. Check ignition timing.