DTC B266C [POWER LIFTGATE (PLG) SYSTEM]

id0902e9381500

DTC B266C

Rotation sensor B circuit malfunction
DETECTION CONDITION
Rotation sensor B signal does not change
POSSIBLE CAUSE
•  Open circuit in wiring harness between PLG control module terminal 2L and PLG drive unit terminal J
•  Short to power supply in wiring harness between PLG control module terminal 2L and PLG drive unit terminal J
•  Short to GND in wiring harness between PLG control module terminal 2L and PLG drive unit terminal J
•  Rotation sensor malfunction
•  PLG control module malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION
1
INSPECT WIRING HARNESS BETWEEN PLG CONTROL UNIT AND PLG DRIVE UNIT
•  Disconnect the PLG control module connector.
•  Disconnect the PLG drive unit connector.
•  Inspect the wiring harness between PLG control module terminal 2L and PLG drive unit terminal J for an open circuit/short circuit to the power supply system/short circuit to the ground system.
•  Is the wiring harness normal?
Yes
Replace the PLG drive unit.
(See POWER LIFTGATE (PLG) DRIVE UNIT REMOVAL/INSTALLATION.)
Go to the next step.
No
Repair or replace the wiring harness.
Go to the next step.
2
VERIFY CORRECTION COMPLETED
•  Reconnect the disconnected connector.
•  Clear the DTC.
•  Operate the PLG system.
•  Is DTC B266C stored?
Yes
Replace the PLG control module.
(See POWER LIFTGATE (PLG) DRIVE UNIT REMOVAL/INSTALLATION.)
No
DTC troubleshooting completed.