Component Tests and General Diagnostics

WARNING: Do not smoke during this procedure. Keep any open flame away from your work area.

1. Starting the engine and warm it up to normal operating temperature by driving the car on the road.
2. Connect a tachometer.





- Connect a tachometer to loop of igniter unit secondary, or...





- Remove the rubber cap from the tachometer connector and connect a tachometer.

3. Check idle speed and adjust the idle speed, if necessary.
4. Warm up and calibrate the CO meter according to the meter manufacturer's instructions.
5. Check idle CO with the headlights, heater blower, rear window defogger, cooling fan, and air conditioner off.
CO meter should indicate 0.1 % maximum.