DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is stored during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to "See page" below.
1. TRANSPONDER KEY ECU DIAGNOSTIC TROUBLE CODE CHART
Transponder Key ECU Assembly
DTC Code |
Detection Item |
Trouble Area |
See page |
---|---|---|---|
B2780 |
Push Switch / Key Unlock Warning Switch Malfunction |
1. Wire harness or connector 2. Unlock warning switch assembly 3. Transponder key ECU assembly |
|
B2784 |
Antenna Coil Open / Short |
1. Wire harness or connector 2. Transponder key amplifier 3. Transponder key ECU assembly |
|
B2793 |
Transponder Chip Malfunction |
Key |
|
B2794 |
Unmatched Encryption Code |
Key |
|
B2795 |
Unmatched Key Code |
Key |
|
B2796 |
No Communication in Immobiliser System |
1. Key 2. Transponder key amplifier 3. Transponder key ECU assembly |
|
B2797 |
Communication Malfunction No. 1 |
1. Key 2. Transponder key amplifier 3. Transponder key ECU assembly |
|
B2798 |
Communication Malfunction No. 2 |
1. Key 2. Transponder key amplifier 3. Transponder key ECU assembly |
|
2. ECM DIAGNOSTIC TROUBLE CODE CHART
HINT:
The DTCs for the engine immobiliser system are specified below. If other codes are output, check the DTC chart for the SFI system.
ECM
DTC Code |
Detection Item |
Trouble Area |
See page |
---|---|---|---|
B2799 |
Engine Immobiliser System Malfunction |
1. Wire harness or connector 2. ECM 3. Transponder key ECU assembly |
|
B279A |
Theft Deterrent System Communication Line High Fixation |
1. Wire harness or connector 2. Transponder key ECU assembly 3. ECM |
|
B279C |
Theft Deterrent System Presence Detection |
ECM |
|
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
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DIAGNOSIS SYSTEM
1. DESCRIPTION
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ECU (multiplex network door ECU)*2 controls the vehicle's back door closer system
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