DTC B266B [POWER LIFTGATE (PLG) SYSTEM]

id0902e9381400

DTC B266B | Rotation sensor A circuit malfunction
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DETECTION CONDITION | Rotation sensor A signal does not change
POSSIBLE CAUSE | • Open circuit in wiring harness between PLG control module terminal 2J and PLG drive unit terminal F • Short to power supply in wiring harness between PLG control module terminal 2J and PLG drive unit terminal F • Short to GND in wiring harness between PLG control module terminal 2J and PLG drive unit terminal F • Rotation sensor malfunction • PLG control module malfunction

Diagnostic procedure

STEP | INSPECTION | ACTION
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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 2J and PLG drive unit terminal F for an open circuit/short circuit to power supply system/short circuit to 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 B266B stored? | Yes | Replace the PLG control module. (See POWER LIFTGATE (PLG) CONTROL MODULE REMOVAL/INSTALLATION.)
No | DTC troubleshooting completed.