Indicator Does Not Glow, Engine Starts OK

TESTING BULB AND ITS WIRING

If the following problem occurs:
Preglow indicator lamp does not light up when the preglow system is switched on, despite being able to start engine.





- Detach 6-pin connector from preglow time relay, turn key into position "2", bridge contacts 1 and 3 of the connector. If the preglow indicator lamp does not light up, test bulb or replace if necessary.

- If the bulb is in order, test black cable from connector contact 3 of the preglow time relay to the preglow indicator lamp for open circuit. Rectify open circuit.

- If the preglow indicator lamp lights up, the preglow time relay is defective. Replace preglow time relay.

- If lamp shows a steady light. Preglow time relay defective (relay sticking).