DESCRIPTION
The headlight leveling ECU assembly detects the low beam headlights status.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
First check that the low beam headlights operate normally.
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (ENGINE ROOM JUNCTION BLOCK ASSEMBLY - ECU) |
|
(a) Disconnect the A40 headlight leveling ECU assembly connector. |
|
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Switch Condition |
Specified Condition |
|---|---|---|
|
A40-3 (B2) - Body ground |
Light control switch in head position |
11 to 14 V |
|
*1 |
Front view of wire harness connector (to Headlight Leveling ECU assembly) |
| OK | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Front Fog Light Circuit
Light Control Switch CircuitOn-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT WINDSHIELD WIPER MOTOR ASSEMBLY
(a) for RH Side
(1) Operate the windshield wiper motor assembly.
(2) Stop the windshield wiper motor assembly operation.
...
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The procedure listed below is for the LH side.
PROCEDURE
1. REMOVE REAR WHEEL
2. SEPARATE REAR SPEED SENSOR
3. REMOVE REAR AXLE SHAFT NUT
...
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the LH side and RH side.
The following procedure listed below is for the LH side.
PROCEDURE
1. REMOVE REAR WHEEL
2. SEPARATE REAR SPEED SENSOR
3. REMOVE REAR AXLE SHAF ...