Operation CHARM: Car repair manuals for everyone.

Ignition Timing: Testing and Inspection

IGNITION TIMING INSPECTION

PREPARATION
1. Warm up engine to normal operating temperature.
2. Shift the transaxle into Neutral (MTX) or P position (ATX).
3. Turn off all electrical loads.
- Headlights
- Blower motor
- Rear window defroster
- Power steering

4. Wait until the coolant fan stops.
5. Connect the SSTs (NGS) to the data link connector 2 and select the PID/DATA MONITOR AND RECORD function.
6. Select "RPM" on the NGS display.

IGNITION TIMING
1. Perform "PREPARATION" (above).
2. Verify the idle speed is within specification.

Idle Speed:
MTX: 650 - 750 (700 ± 50) rpm
ATX: 700 - 800 (750 ± 50) rpm


3. If not as specified, adjust the idle speed.
4. Connect the SST (System Selector) data link connector.
5. Set switch A to position 1.
6. Set the test switch to SELF TEST.





7. Connect a timing light to the high-tension lead of the No. 1 cylinder.
8. Verify that the timing mark (yellow) is within the specification.





9. If not as specified, loosen the distributor lock bolts and turn the distributor to make the adjustment.





10. Tighten the distributor lock bolts to the specified torque.

Torque: 19 - 25 Nm (1.9 - 2.6 kgfm, 14 - 18 ft lb)