Power Door Lock Control System Only Rear Door Lh Lock / Unlock Functions Do Not Operate
Door Lock. Toyota Rav4. Aca30, 33, 38 Gsa33 Zsa30, 35
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
INSPECT REAR DOOR WITH MOTOR LOCK ASSEMBLY LH
CHECK WIRE HARNESS (DOOR LOCK - ECU)
POWER DOOR LOCK CONTROL SYSTEM - Only Rear Door LH LOCK / UNLOCK Functions do not Operate |
DESCRIPTION
The main body ECU receives lock / unlock switch signals and activates the door lock motor accordingly.
WIRING DIAGRAM
INSPECTION PROCEDURE
| 1.INSPECT REAR DOOR WITH MOTOR LOCK ASSEMBLY LH |
for LHD, RHD (w/o Double Locking System):
Apply the battery voltage to the door lock motor and check the operation of the door lock motor.
- OK:
Measurement Condition
| Specified Condition
|
Battery positive (+) → 4 (L)
Battery negative (-) → 1 (UL)
| Lock
|
Battery positive (+) → 1 (UL)
Battery negative (-) → 4 (L)
| Unlock
|
for RHD (w/ Double Locking System):
Apply the battery voltage to the door lock motor and check the operation of the door lock motor.
- OK:
Measurement Condition
| Specified Condition
|
Battery positive (+) → 2 (L)
Battery negative (-) → 1 (UL)
| Lock
|
Battery positive (+) → 1 (UL)
Battery negative (-) → 2 (L)
| Unlock
|
| | REPLACE REAR DOOR WITH MOTOR LOCK ASSEMBLY LH |
|
|
| 2.CHECK WIRE HARNESS (DOOR LOCK - ECU) |
Disconnect the J4 door lock connector.
Disconnect the IA junction block connector.
Measure the resistance of the wire harness side connectors.
- Standard resistance:
- for LHD, RHD (w/o Double Locking System):
Tester Connection
| Specified Condition
|
J4-1 (UL) - IA-4 (ACT-)
| Below 1 Ω
|
J4-4 (L) - IA-3 (ACT+)
| Below 1 Ω
|
- for RHD (w/ Double Locking System):
Tester Connection
| Specified Condition
|
J4-1 (UL) - IA-4 (ACT-)
| Below 1 Ω
|
J4-2 (L) - IA-3 (ACT+)
| Below 1 Ω
|
| | REPAIR OR REPLACE HARNESS AND CONNECTOR |
|
|
| OK |
|
|
|
| REPLACE INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU) |
|
