DIS - How to Check Idle Speed and Ignition Timing

- Method A (Using CONSULT)
Check idle speed in "DATA MONITOR" mode with CONSULT.





- Method B (Using check connector)
Check the idle speed using check connector. (Check connector is located in the harness protector).

IGNITION TIMING
Any of the following two methods may be used.





- Method A
1. Attach timing light to loop wire.
2. Check ignition timing.





- Method B
1. Remove intake air duct.
2. Remove No.1 ignition coil.









3. Connect No.1 ignition coil and No.1 spark plug with suitable high-tension wire, and attach timing light clamp to this wire.
4. Install air duct.
5. Check ignition timing.