FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Engine Immobilizer System








ENGINE IMMOBILIZER: ENGINE IMMOBILIZER SYSTEM: DIAGNOSTIC TROUBLE CODE CHART

DIAGNOSTIC TROUBLE CODE CHART

1. CERTIFICATION ECU DTC CHART
HINT: If a trouble code is displayed during the DTC check, check the circuit listed for that code in the table below. Then proceed to the appropriate page.

Certification ECU:

B2784, B278A, B2790:





2. ECM DTC CHART
HINT: The DTCs for the engine immobilizer system are specified above. If other codes are output, check the DTC chart for the SFI system.

ECM:

B2799, B279A - B279C: