BSM OFF INDICATOR LIGHT DOES NOT ILLUMINATE WHILE BSM SYSTEM IS OFF [BLIND SPOT MONITORING (BSM)]
id0903d9015100
Description
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BSM OFF indicator light does not illuminate while BSM system is off
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• BSM indicator light does not illuminate even though BSM OFF switch turns off the system after ignition switch is turned to ON position.
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Possible Causes
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• Malfunction in BSM OFF switch related parts
• Instrument cluster does not illuminate BSM OFF indicator light
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Diagnostic Procedure
Step |
Inspection |
Result |
Action |
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1
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INSPECT IF MALFUNCTION IS IN BSM OFF SWITCH OR INSTRUMENT CLUSTER
• Monitor the BSM control module (RH) PID BSM_OFF_IL using the M-MDS.
• Turn the BSM OFF switch on and off.
• Does the PID BSM_OFF_IL monitoring value turn on and off according to the BSM OFF switch operation?
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Yes
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Go to Step 3.
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No
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Go to the next step.
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2
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INSPECT BSM OFF SWITCH
• Inspect the BSM OFF switch.
• Is the BSM OFF switch normal?
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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 BSM OFF switch.
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3
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INSPECT IF MALFUNCTION IS IN INSTRUMENT CLUSTER OR BSM CONTROL MODULE (RH)
• Turn on the BSM OFF indicator light using the M-MDS instrument cluster active command modes WL+IL.
• Does the BSM OFF indicator light illuminate according to the active command modes?
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Yes
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Replace the BSM control module.
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No
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Replace the instrument cluster.
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