Direct Ignition System Idle Speed and Ignition Timing Check

Direct Ignition System - How to Check Idle Speed and Ignition Timing

IDLE SPEED
Using CONSULT




Check idle speed in "DATA MONITOR" mode with CONSULT

IGNITION TIMING
Any of following three methods may be used.
Method A (Without SST)
1. Remove No. 1 ignition coil.




2. Connect No. 1 ignition coil and No. 1 spark plug with a suitable high-tension wire. Attach timing light as in the above procedures. Enlarge the end of the suitable high-tension wire with insulating tape as shown.
3. Check ignition timing.




4. For the above procedures, enlarge the end of a suitable high tension wire with insulating tape as shown.

Method B (Without SST)




1. Attach timing light to loop wire as shown.
2. Check ignition timing.

Method C (With SST)




1. Disconnect No. 1 ignition coil harness connector.




2. Connect SST and clamp wire with timing light as shown.
3. Check ignition timing.




Align direction marks on SST and timing light clamp if aligning mark is punched.