ENGINE IMMOBILISER SYSTEM > DIAGNOSTIC TROUBLE CODE CHART

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CERTIFICATION ECU DTC CHART

Certification ECU 
DTC No.
Detection Item
Trouble Area
See page
B2784
Antenna Coil Open / Short
- Certification ECU
- Engine switch
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B2785
Communication Malfunction between ECUs Connected by LIN
- Wire harness
- Certification ECU
- Immobiliser code ECU
- Power source control ECU
- Steering lock ECU
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B2786
No Response from Steering Lock ECU
- Wire harness
- Certification ECU
- Steering lock ECU
 Click here
B2789
No Response from ID BOX
- Wire harness
- Immobiliser code ECU
- Certification ECU
 Click here
B278A
Short to GND in Immobiliser System Power Source Circuit
- Wire harness
- Engine switch
- Certification ECU
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B2790
ID BOX EEPROM Malfunction
Immobiliser code ECU
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B2791
Communication Condition Failure between ECM
- Wire harness
- Immobiliser code ECU
- ECM
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ECM DTC CHART

HINT:
The DTCs for the immobiliser system are specified above. If other codes are output, check the DTC chart for the engine control system.


ECM 
DTC No.
Detection Item
Trouble Area
See page
B2799
Engine Immobiliser System
- Wire harness
- Immobiliser code ECU
- ECM
 Click here