Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2002 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
- TRANSPONDER KEY ECU DIAGNOSTIC TROUBLE CODE CHART DIAGNOSTIC TROUBLE CODE DEFINITIONS
DTC Detection item Trouble Area B2793 Transponder chip malfunction Key B2794 Unmatched encryption code Key B2795 Unmatched key code Key B2796 No Communication in IMMOBILISER system - Key
- Transponder key amplifier
- Transponder key coil
- Wire harness
- Transponder key ECU
B2797 Communication malfunction No.1 - Key
- Wire harness
- Transponder key amplifier
- Transponder key ECU
B2798 Communication malfunction No.2 - Key
- Transponder key amplifier
- Transponder key coil
- Wire harness
- Transponder key ECU
- ECM DIAGNOSTIC TROUBLE CODE CHART NOTE: Diagnostic trouble codes for the immobilizer system are specified. If the other codes are output, make a check in the diagnostic trouble code chart of the engine control system.ECM DIAGNOSTIC TROUBLE CODE CHART
DTC Detection item Trouble Area B2799 Engine Immobilizer System Malfunction - Wire harness
- Transponder key ECU
- Transponder key amplifier
- ECM