Wireless Control Module (WCM)
- General Information
- Special Tools
- Diagnosis
- Standard Flow Of Diagnostic Troubleshooting
- Diagnostic Function
- Warnings/Alarms < Vehicles Without Color Liquid Crystal Display >
- Warnings/Alarms < Vehicles With Color Liquid Crystal Display >
- Diagnostic Trouble Code Chart
- Diagnostic Trouble Code Procedures
- DTC B1731: Engine Control Module Communication Timeout
- DTC B1761: VIN Code Not Programmed
- DTC B1A08: Keyless/Kos Key1 Performance; DTC B1A09: Keyless/Kos Key2 Performance; DTC B1A0A: Keyless/Kos Key3 Performance; DTC B1A0B: Keyless/Kos Key4 Performance; DTC B1A0C: Keyless Key 5 Performance; DTC B1A0D: Keyless Key 6 Performance; DTC B1A0E: Keyless Key 7 Performance; DTC B1A0F: Keyless Key 8 Performance
- DTC B1A10: Keyless/Kos Key 1 Low Battery; DTC B1A11: Keyless/Kos Key 2 Low Battery; DTC B1A12: Keyless/Kos Key 3 Low Battery; DTC B1A13: Keyless/Kos Key 4 Low Battery; DTC B1A14: Keyless Key 5 Low Battery; DTC B1A15: Keyless Key 6 Low Battery; DTC B1A16: Keyless Key 7 Low Battery; DTC B1A17: Keyless Key 8 Low Battery
- DTC B1A24: Key Id Not Registered
- DTC B1A25: Key Id Unmatched
- DTC B1A28: Engine Control Module Authenticate Error
- DTC B1A35: Transponder Read Error
- DTC B2101: IG SW Start Pos.Circuit Low; DTC B2102: IG SW Start Pos.Circuit High
- DTC B2204: Coding Data Mismatch
- DTC B2206: VIN Code Mismatch
- DTC B2352: Antenna Fail
- DTC B2401: Keyless/Kos Key Id Not Register
- DTC B2416: Ecu Internal Error
- DTC C1608: EEPROM Error
- DTC C1900: No Registration
- DTC C1901: Vehicle Speed Information Abnormality
- DTC C1910: Transmitter Low Battery Voltage Abnormality 1; DTC C1920: Transmitter Low Battery Voltage Abnormality 2; DTC C1930: Transmitter Low Battery Voltage Abnormality 3; DTC C1940: Transmitter Low Battery Voltage Abnormality 4; DTC C1911: Reception Abnormality 1; DTC C1921: Reception Abnormality 2; DTC C1931: Reception Abnormality 3; DTC C1941: Reception Abnormality 4
- DTC C1912: Tire Inflation Pressure Warning 1; DTC C1922: Tire Inflation Pressure Warning 2; DTC C1932: Tire Inflation Pressure Warning 3; DTC C1942: Tire Inflation Pressure Warning 4
- DTC C1913: Acceleration Sensor Abnormality 1; DTC C1923: Acceleration Sensor Abnormality 2; DTC C1933: Acceleration Sensor Abnormality 3; DTC C1943: Acceleration Sensor Abnormality 4; DTC C1914: Pressure Sensor Abnormality 1; DTC C1924: Pressure Sensor Abnormality 2; DTC C1934: Pressure Sensor Abnormality 3; DTC C1944: Pressure Sensor Abnormality 4
- DTC C1915: Transmitter Off Mode 1; DTC C1925: Transmitter Off Mode 2; DTC C1935: Transmitter Off Mode 3; DTC C1945: Transmitter Off Mode 4
- DTC U0019: Bus Off (Can-B)
- DTC U0141: ETACS-Ecu Can Timeout
- DTC U0151: SRS-Ecu Can Timeout
- DTC U0154: Occupant Classification-Ecu Can Timeout
- DTC U0155: Combination Meter Can Timeout
- DTC U0164: A/C-Ecu < Vehicles With A/C > Or Heater Control Unit < Vehicles Without A/C > Can Timeout
- DTC U0184: Audio Can Timeout
- DTC U0195: Satellite Radio Tuner Can Timeout
- DTC U0245: Audio Visual Navigation Unit Can Timeout
- DTC U1412: Implausible Vehicle Speed Signal Received
- DTC U1415: Coding Not Completed/Data Fail
- DTC U1417: Implausible Coding Data
- Data List Reference Table
- Trouble Symptom Chart
- Symptom Procedures
- Inspection Procedure 1: Scan Tool Cannot Communicate With WCM
- Inspection Procedure 2: The Ignition Key Cannot Be Registered Using Scan Tool
- Inspection Procedure 3: Engine Does Not Start
- Inspection Procedure 4: Abnormality In WCM Power Supply And Ground Circuits
- Inspection Procedure 5: Keyless Entry System Does Not Work
- Inspection Procedure 6: Keyless Entry Hazard Light ANSWERBACK Function, The Dome Light ANSWERBACK Function Or The Horn ANSWERBACK Function Does Not Work Normally
- Inspection Procedure 7: The Timer Lock Function Does Not Work After The Doors Have Been Unlocked By The Keyless Entry System
- Inspection Procedure 8: Power Door Locks With Selective Unlocking Does Not Work
- Check At Ecu Terminals
- On-Vehicle Service
- WCM
- Transmitter
- TPMS Transmitter