No.10 GENERATOR WARNING LIGHT DOES NOT ILLUMINATE[INSTRUMENT CLUSTER (AJ (3.0L Duratec))]


id0902h7820300

STEP

INSPECTION

ACTION

1
INSPECT GENERATOR WARNING LIGHT
Turn the ignition switch to the ON position.
Inspect the generator warning light.
The generator warning light should go out after illuminating for 3 s.
Is the generator warning light normal?
Yes
The system operates normally.
No
Go to the next step.
2
INSPECT FOR OPEN CIRCUIT
Disconnect the generator connector.
Disconnect the instrument cluster connector.
Measure the resistance between instrument cluster terminal 3F (harness-side) and generator terminal C (harness-side).
Is the resistance less than 5 ohms?
Yes
Go to the next step.
No
Repair or replace the wiring harness. Inspect the system for normal operation.
3
INSPECT FOR SHORT TO POWER SUPPLY
Turn the ignition switch to the ON position.
Measure the voltage between instrument cluster terminal 3F (harness-side) and ground.
Is there voltage?
Yes
Repair or replace the wiring harness. Inspect the system for normal operation.
No
Go to the next step.
4
INSPECT INSTRUMENT CLUSTER OPERATION
Disconnect all the instrument cluster connectors.
Inspection:
•  Corrosion
•  Terminal separation
Connect the instrument cluster connector and verify that its position is correct.
Operate the system and inspect for any malfunction.
Is any malfunction still present?
Yes
Replace the instrument cluster. Inspect the system for normal operation.
No
The system operates normally. The malfunction may result from loose connectors or corrosion. Clear the DTC. Repeat the self-test.