DTC B2966

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DTC B2966

B3E090201072W49

DTC B2966 | Front washer switch stuck
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DETECTION CONDITION | Windshield washer switch stuck ON position
POSSIBLE CAUSE | • Short to power supply in wiring harness between PJB terminal J-03 B and windshield wiper and washer switch terminal A • Windshield wiper and washer switch malfunction • PJB malfunction

Diagnostic procedure

STEP | INSPECTION | ACTION
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1

INSPECT WINDSHIELD WIPER AND WASHER SWITCH CONNECTOR
• Turn the ignition switch off.
• Disconnect the windshield wiper and washer switch connector.
• Inspect the windshield wiper and washer switch connector terminals for poor connection (such as damaged/pulled-out pins, and corrosion).
• Is there any malfunction?

Yes

Repair or replace the terminal, then go to Step 5.

No | Go to the next step.
2 | INSPECT PJB CONNECTOR • Disconnect the PJB connector. • Inspect the PJB connector terminals for poor connection (such as damaged/pulled-out pins, and corrosion). • Is there any malfunction? | Yes | Repair or replace the terminal, then go to Step 5.
No | Go to the next step.
3 | INSPECT WINDSHIELD WIPER AND WASHER SWITCH SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY • Turn the ignition switch to the ON position (Engine off). • Measure the voltage between PJB terminal J-03 B (wiring harness-side) and body GND. • Is the voltage B+? | Yes | Repair or replace the wiring harness for a possible short to power supply, then go to Step 5.
No | Go to the next step.
4 | INSPECT WINDSHIELD WIPER AND WASHER SWITCH • Inspect the windshield wiper and washer switch. (See WINDSHIELD WIPER AND WASHER SWITCH INSPECTION.) • Is there any malfunction? | Yes | Replace the windshield wiper and washer switch, then go to the next step. (See WIPER AND WASHER SWITCH REMOVAL/INSTALLATION.)
No | Go to the next step.
5 | VERIFY TROUBLESHOOTING COMPLETED • Make sure to reconnect all disconnected connectors. • Clear the DTC from the PJB memory using the WDS or equivalent. • Turn the ignition switch to LOCK position then ON position. • Is the same DTC present? | Yes | Replace the PJB. (See PASSENGER JUNCTION BOX (PJB) REMOVAL/INSTALLATION.)
No | DTC troubleshooting completed.