DESCRIPTION
The power back door ECU controls the back door closer system. In response to the signals output from the switches related to the back door lock, the back door latch activates the closer motor.
HINT: The back door closer system operates regardless of whether the power back door main switch is ON / OFF.
WIRING DIAGRAM

INSPECTION PROCEDURE
1 INSPECT BACK DOOR LOCK
2 POWER SOURCE RESET
3 INSPECT BACK DOOR LOCK ASSEMBLY

OK: The latch turns to the open-latch position
OK


Resistance

Resistance

Resistance

4 CHECK WIRE HARNESS (BACK DOOR LOCK ASSEMBLY - POWER BACK DOOR ECU)

Resistance (Check for open circuit)

Resistance (Check for open circuit)

REPLACE POWER BACK DOOR ECU
Back Door Closer Switch Malfunction
Power back door systemInstallation
1. INSTALL BACK DOOR GLASS
Clean and shape the contact surface of the vehicle
body.
Using a knife, cut away any rough adhesive on
the contact surface of the body to ensure the
appropriate surface shape.
HINT:
Leave as much adhesive on the body as
possible.
& ...
VIN not Programmed or Mismatch - ECM / PCM
DESCRIPTION
DTC P0630 is set when the Vehicle Identification Number (VIN) is not stored
in the Engine Control Module
(ECM) or the input VIN is not accurate. Input the VIN with the intelligent
tester.
MONITOR STRATEGY
TYPICAL ENABLING CONDITIONS
TYPICAL MALFUNCTION THRESHOLDS ...
Data list / active test
HINT:
By accessing the DATA LIST displayed on the intelligent
tester, you can perform such functions as reading the values
of switches and sensors without removing any parts. Reading
the DATA LIST as the first step in troubleshooting is one
method to shorten labor time.
1. DATA LIST FOR CENTER ...