Inspection Procedure 11: Any of the Position Lamps or the Licence Plate Lamp does not Illuminate.







COMMENTS ON TROUBLE SYMPTOM
PROBABLE CAUSES
- Malfunction of bulbs
- Malfunction of licence plate lamp
- Damaged harness wires and connectors
DIAGNOSIS PROCEDURE
STEP 1. Connector check: A-54 <position lamp RH> or A-37 <position lamp LH> headlamp assembly connector, F-08 <licence plate lamp LH> or F-03 <licence plate lamp RH> licence plate lamp connector
Q.
Is the check result normal?


STEP 2. Bulb check
Q.
Is the check result normal?


STEP 3. Resistance measurement at the A-54 <position lamp RH> or A-37 <position lamp LH> headlamp assembly connector, F-08 <licence plate lamp LH> or F-03 <licence plate lamp RH> licence plate lamp connector
(1)Disconnect the connector, and measure at the wiring harness side. |
(2)Measure the resistance between the connector of lamp which does not illuminate and the body earth.
|
Q.
Is the check result normal?


STEP 4. Wiring harness check between the A-54 <position lamp RH> or A-37 <position lamp LH> headlamp assembly connector terminal No. 8 or F-08 <licence plate lamp RH> or F-03 <licence plate lamp LH> licence plate lamp connector terminal No. 1 and the body earth
- Check the earth wires for open circuit.
Q.
Is the check result normal?


STEP 5. Connector check: C-304 <position lamp>, C-311 <licence plate lamp> ETACS-ECU connector
Q.
Is the check result normal?


STEP 6. Wiring harness check between the A-54 <position lamp RH>, A-37 <position lamp LH> headlamp assembly connector terminal No. 6 and the C-304 ETACS-ECU connector terminal No. 7 <RH> or 3 <LH>, or the F-08 <licence plate lamp RH>, or the F-03 <licence plate lamp LH> licence plate lamp connector terminal No. 2 and C-311 ETACS-ECU connector terminal No. 10
note | Before the wiring harness check, check the D-12 <licence plate lamp>, and repair that if necessary. |
- Check the output lines for open circuit.
Q.
Is the check result normal?


STEP 7. Retest the system
Q.
Is the check result normal?
