MRCC WARNING LIGHT (AMBER) IS NOT ILLUMINATED [VEHICLE CONTROL MODULE (V/C-MODULE)]
id0103g5010000
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Description
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MRCC WARNING LIGHT (AMBER) IS NOT ILLUMINATED
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• The MRCC warning light (amber) is not illuminated when the ignition is switched ON (engine off or on).
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Possible Causes
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• The instrument cluster cannot illuminate the MRCC warning light (amber).
• Vehicle control module cannot illuminate the MRCC warning light (amber).
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Diagnostic Procedure
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Step |
Inspection |
Action |
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1
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VERIFY INSTRUMENT CLUSTER CONNECTOR CONDITION
• Disconnect the negative battery cable.
• Disconnect the instrument cluster connector.
• Inspect the connector engagement and connection condition and inspect the terminals for damage, deformation, corrosion, or disconnection.
• Is the connector normal?
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Yes
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Go to the next step.
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No
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Repair or replace the connector.
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2
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INSPECT INSTRUMENT CLUSTER
• Turn off the MRCC warning light (amber) using the M-MDS instrument cluster active command modes WL+IL.
• Are all the warning lights turned on/off?
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Yes
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Go to the next step.
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No
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Replace the instrument cluster.
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3
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VERIFY VEHICLE CONTROL MODULE CONNECTOR CONDITION
• Disconnect the vehicle control module connector.
• Inspect the connector engagement and connection condition and inspect the terminals for damage, deformation, corrosion, or disconnection.
• Is the connector normal?
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Yes
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Go to the next step.
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No
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Repair or replace the connector.
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4
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INSPECT VEHICLE CONTROL MODULE
• Inspect the vehicle control module.
• Is the vehicle control module normal?
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Yes
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Symptom troubleshooting is completed.
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No
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Replace the vehicle control module.
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