Test No. 3: Wireless Door Lock Control Receiver Circuit
- Using scan tool, check for DTC 42. If DTC 42 is not retrieved, go to next step. If DTC 42 is retrieved, check for faults in Gray/Blue wire between wireless door lock receiver and body control ECU. See WIRING DIAGRAMS . Repair or replace as necessary.
- Check for open circuit between wireless door lock receiver and body control ECU. See WIRING DIAGRAMS . Repair or replace circuits as necessary. If circuits are okay, go to next step.
- Replace original wireless door lock receiver with known-good unit and ensure it recovers normally. If receiver recovers normally, original wireless door lock receiver failed. If receiver does not recover normally, see SYMPTOM INDEX (WIRELESS DOOR LOCK CONTROL SYSTEM) table and perform appropriate test.