NO.1 ANY OF THE FOLLOWING LIGHTS DO NOT ILLUMINATE WHEN IGNITION SWITCH TURNED TO ON POSITION: (ABS WARNING LIGHT, BRAKE SYSTEM WARNING LIGHT, DSC INDICATOR LIGHT AND/OR DSC OFF LIGHT) [DYNAMIC STABILITY CONTROL (DSC)]
id0403b2810400
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1 |
Any of the following lights do not illuminate when ignition switch turned to ON position: (ABS warning light, brake system warning light, DSC indicator light and/or DSC OFF light) |
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POSSIBLE CAUSE
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• DSC HU/CM DTC is stored
• Instrument cluster malfunction (power supply system, ground system)
• Poor connection at DSC HU/CM connector
• Poor connection at DSC HU/CM, instrument cluster or related parts connector terminals
• DSC HU/CM malfunction
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Diagnostic procedure
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STEP |
INSPECTION |
ACTION |
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1
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CONFIRM DSC HU/CM DTC
• Perform the Reading DTCs Procedure.
• Are any DTC present?
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Yes
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Go the applicable DTC inspection.
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No
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Go to the next step.
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2
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INSPECT WHETHER MALFUNCTION IS IN INSTRUMENT CLUSTER SYSTEM OR OTHER SYSTEM
• Verify other warning and indicator lights illuminate when the ignition switch is turned to the ON position?
• Is there any warning and indicator light?
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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, if necessary (power supply system, ground system).
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3
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INSPECT CONNECTION OF DSC HU/CM CONNECTOR
• Turn the ignition switch off.
• Inspect the connection of DSC HU/CM connector.
• Is the DSC HU/CM connector securely connected?
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Yes
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Reconnect the DSC HU/CM connector securely, then go to the next step.
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No
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Go to the next step.
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4
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INSPECT DSC HU/CM AND RELATED PARTS CONNECTOR TERMINALS
• Inspect the connection of DSC HU/CM, instrument cluster and related parts connector terminal.
• Are the terminals securely connected?
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Yes
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Reconnect the DSC HU/CM, instrument cluster and related connector terminals securely.
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No
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Replace the DSC HU/CM.
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