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DTC 30
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Immobilizer unit-PCM communication error
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|---|---|
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POSSIBLE CAUSE |
• Defective immobilizer unit
• Defective PCM
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Diagnostic procedure
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STEP
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INSPECTION
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ACTION
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|---|---|---|---|
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-
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INSPECT INNER CIRCUIT OF IMMOBILIZER UNIT
• Replace immobilizer unit and reprogram immobilizer system.
(See Immobilizer Unit Replacement.)
• Does engine start?
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Yes
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Immobilizer unit was defective.
|
|
No
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Replace PCM and reprogram immobilizer system.
(See PCM Replacement.)
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