NO.2 MIL ILLUMINATES [L3 Turbo]
id0103b4800800
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2 |
MIL ILLUMINATES |
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DESCRIPTION
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MIL illuminates incorrectly.
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POSSIBLE CAUSE
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• PCM illuminates for emission-related concern (DTC is stored in PCM)
• Instrument cluster malfunction
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Diagnostic procedure
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STEP |
INSPECTION |
RESULTS |
ACTION |
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1
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Connect the M-MDS to the DLC.
Turn the ignition switch to the ON position.
Retrieve any DTCs.
Is a DTC displayed?
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Yes
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DTC is displayed:
• Go to the appropriate DTC test.
(SeeDTC TABLE [L3 Turbo].)
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No
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No DTC is displayed:
• Inspect for an open or short to circuit between instrument cluster terminal 2T and PCM terminal 1AI
• Inspect for an open or short to circuit between instrument cluster terminal 2R and PCM terminal 1AM
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2
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Verify test results.
• If normal, return to the diagnostic index to service any additional symptoms.
• If a malfunction remains, inspect the related Service Information and perform the repair or diagnosis.
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