NO.2 ABS WARNING LIGHT DOES NOT ILLUMINATE WHEN IGNITION SWITCH TURNED TO ON POSITION [ABS]
id0403a5810100
2 |
ABS warning light does not illuminate when ignition switch turned to ON position |
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POSSIBLE CAUSE
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• Instrument cluster malfunction
• Network communication for related system malfunction
• ABS HU/CM malfunction
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Diagnostic procedure
STEP |
INSPECTION |
ACTION |
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1
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CONFIRM DTC U1900
• Retrieve the DTC from the PCM, ABS and instrument cluster.
(See ON-BOARD DIAGNOSIS [ABS].)
• Is the DTC U1900 present?
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Yes
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Go to the next step.
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No
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Inspect the instrument cluster.
If the instrument cluster has a malfunction:
• Replace the instrument cluster.
If the instrument cluster is normal:
• Go to the next step.
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2
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CONFIRM DTCS U0121, U0100 AND U0214
• Retrieve the DTC from the instrument cluster.
• Is the DTC U0121, U0100 or U0214 present?
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Yes
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Replace the instrument cluster (open circuit in instrument cluster internal circuit).
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No
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Inspect the network communication for related system malfunction.
Repair or replace the malfunctioning part according to the inspection results, if necessary.
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