DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
READ VALUE USING INTELLIGENT TESTER (PBD MAIN SW)
INSPECT POWER BACK DOOR MAIN SWITCH
CHECK HARNESS AND CONNECTOR (POWER BACK DOOR MAIN SWITCH - POWER BACK DOOR UNIT ASSEMBLY [POWER BACK DOOR ECU] AND BODY GROUND)
POWER BACK DOOR SYSTEM - Main Switch Circuit
DESCRIPTION
The power back door main switch only turns on while the switch is being pressed, and turns off when the switch is released.
When the power back door main switch is on, a power back door operation request signal is input to the power back door unit assembly (power back door ECU).
WIRING DIAGRAM
INSPECTION PROCEDURE
| 1.READ VALUE USING INTELLIGENT TESTER (PBD MAIN SW) |
Check the Data List for proper functioning of the power back door main switch ().
Back Door| Tester Display | Measurement Item/Range | Normal Condition | Diagnostic Note |
| PBD Main SW |
Power back door main switch / ON or OFF |
ON: Power back door main switch is not pushed
OFF: Power back door main switch is pushed | - |
- OK:
- The display is as specified in the normal condition.
| OK | |
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| PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE ()
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| 2.INSPECT POWER BACK DOOR MAIN SWITCH |
Remove the power back door main switch ().
Inspect the power back door main switch ().
| | REPLACE POWER BACK DOOR MAIN SWITCH ()
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| 3.CHECK HARNESS AND CONNECTOR (POWER BACK DOOR MAIN SWITCH - POWER BACK DOOR UNIT ASSEMBLY [POWER BACK DOOR ECU] AND BODY GROUND) |
Disconnect the E104 power back door main switch connection.
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 |
| E104-9 (MSW) - L52-17 (MSW) | Always | Below 1 Ω |
| E104-6 (MSE) - Body ground | Always | Below 1 Ω |
| E104-9 (MSW) - Body ground | Always | 10 kΩ or higher |
| | REPAIR OR REPLACE HARNESS OR CONNECTOR |
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| OK | |
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| REPLACE POWER BACK DOOR UNIT ASSEMBLY (POWER BACK DOOR ECU) ()
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