B1442
Symptom: The direction indicator lamp does not work, "TICK TACK" sound generated at double frequency.
B1442 |
Fault symptom
The direction indicator lamp does not work, "TICK TACK" sound generated at double frequency.Conditions
B1442: The right-hand direction indicators are shorted to ground.Diagnostic procedure
1. |
Activate the direction indicator switch and check the power supply to the direction indicator lamps by taking readings as follows:
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across pin 2 of the connector for the front direction indicator lamps and a good grounding point.
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across the connector for the side direction indicators (green/black) and a good grounding point.
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between connector contact pin 4 of the rear direction indicator lamps and a good grounding point.
The readings should change between 0 V and 12 V. |
2. |
If it does not, connect a BOB and check the leads for shorting to ground as follows:
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across pin 48 of the ICE module connector and pin 2 of the connector for the front right-hand direction indicator lamp.
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across pin 1 of the ICE module connector and the connector for the right-hand side direction indicator (yellow/black lead).
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across pin 48 of the ICE module connector and pin 4 of the connector for the right-hand rear direction indicator lamp.
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4. |
If it does not, the fault is probably in the ICE module. Proceed to
.
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