BSM OFF INDICATOR LIGHT DOES NOT ILLUMINATE WHILE BSM SYSTEM IS OFF [BLIND SPOT MONITORING (BSM) CONTROL MODULE CONNECTOR 10-PIN TYPE]

id0903n2015100

Description
BSM OFF indicator light does not illuminate while BSM system is off
•  BSM OFF indicator light does not illuminate even though BSM OFF switch turns off the system after the ignition is switched ON.
Possible Causes
•  Malfunction in BSM OFF switch related parts
―  BSM OFF switch malfunction (stuck at off)
•  Instrument cluster does not illuminate BSM OFF indicator light
―  BSM control module (LH) malfunction
―  Instrument cluster malfunction

Diagnostic Procedure

Step

Inspection

Result

Action
1
INSPECT BSM OFF SWITCH
•  Inspect the BSM OFF switch.
•  Is the BSM OFF switch normal?
Yes
Go to the next step.
No
Replace the BSM OFF switch.
(See BLIND SPOT MONITORING (BSM) OFF SWITCH REMOVAL/INSTALLATION.)
2
INSPECT IF MALFUNCTION IS IN INSTRUMENT CLUSTER OR BSM CONTROL MODULE (RH)
•  Turn on the BSM OFF indicator light using check code 26 of the instrument cluster input/output check mode function.
•  Does the BSM OFF indicator light illuminate?
Yes
Replace the BSM control module (LH).
(See BLIND SPOT MONITORING (BSM) CONTROL MODULE REMOVAL/INSTALLATION [BLIND SPOT MONITORING (BSM) CONTROL MODULE CONNECTOR 10-PIN TYPE].)
No
Replace the instrument cluster.
(See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)