Ignition Timing: Testing and Inspection

Idle Speed and Ignition Timing Check

IDLE SPEED




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

With GST
Check idle speed in Service $01 with GST.

IGNITION TIMING
Any of following two methods may be used.

Method A




1. Attach timing light to loop wire (1) as shown.
- <=:Vehicle front




2. Check ignition timing.
- Timing indicator (1)

Method B




1. Remove No. 4 ignition coil (1).
- <=:Vehicle front

2. Connect No. 4 ignition coil (1) and No. 4 spark plug with suitable high-tension wire (A) as shown, and attach timing light clamp (B) to this wire.







- <=:Vehicle front

3. Check ignition timing.




- Timing indicator (1)