DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
INSPECT BACK DOOR LOCK ASSEMBLY (CLOSER MOTOR OPERATION)
CHECK HARNESS AND CONNECTOR (BACK DOOR LOCK ASSEMBLY - POWER BACK DOOR UNIT ASSEMBLY [POWER BACK DOOR ECU])
POWER BACK DOOR SYSTEM - Back Door Lock Motor Circuit
DESCRIPTION
The back door lock motor is built into the back door lock assembly. The power back door unit assembly (power back door ECU) controls the back door lock motor to open/close the back door. This power back door unit assembly (power back door ECU) applies current to terminals 2 and 1 to operate the motor to close the door. It reverses the direction of the current to operate the motor to open the door.
WIRING DIAGRAM
INSPECTION PROCEDURE
| 1.INSPECT BACK DOOR LOCK ASSEMBLY (CLOSER MOTOR OPERATION) |
Remove the back door lock assembly ().
Inspect the back door lock assembly ().
| | REPLACE BACK DOOR LOCK ASSEMBLY ()
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| 2.CHECK HARNESS AND CONNECTOR (BACK DOOR LOCK ASSEMBLY - POWER BACK DOOR UNIT ASSEMBLY [POWER BACK DOOR ECU]) |
Disconnect the S22 back door lock assembly connector.
Disconnect the L52 power back door unit assembly (power back door ECU) connector.
Measure the resistance according to the value(s) in the table below.
- Standard Resistance:
| Tester Connection | Condition | Specified Condition |
| S22-1 (M+) - L52-2 (DC+) | Always | Below 1 Ω |
| S22-2 (M-) - L52-1 (DC-) | Always | Below 1 Ω |
| S22-1 (M+) - Body ground | Always | 10 kΩ or higher |
| S22-2 (M-) - Body ground | Always | 10 kΩ or higher |
| | REPAIR OR REPLACE HARNESS OR CONNECTOR |
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| OK | |
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| PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE ()
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