DTC C1937 [BCM]
id0902f5839300
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DTC C1937 |
Steering wheel angle sensor offset failure |
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DETECTION CONDITION
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BCM lost steering angle initialization position
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POSSIBLE CAUSE
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• Steering wheel is operated suddenly during sleep control
• Steering angle sensor malfunction
• BCM malfunction
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Diagnostic procedure
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STEP |
INSPECTION |
ACTION |
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1
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PERFORM STEERING ANGLE SENSOR INITIALIZATION
• Perform steering angle sensor initialization.
• TCS OFF light and DSC indicator light go out?
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Yes
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Inspect the steering angle sensor and related wiring harness.
• Repair ore replace if necessary.
Go to the next step.
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No
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Go to the next step.
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2
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VERIFY TROUBLESHOOTING COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the BCM memory using the M-MDS.
• Turn the ignition switch to LOCK position then ON position.
• Is the same DTC present?
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Yes
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Replace the BCM.
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No
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DTC troubleshooting completed.
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