DTC B11F2:23 [REAR VEHICLE MONITORING SYSTEM]


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Malfunction location

•  RVM switch circuit

Detection condition

•  RVM switch circuit short to ground is detected for 120 s or more.

Possible Causes

•  Short to ground in wiring harness between RVM switch terminal I and rear vehicle monitoring control module (RH) terminal D (L.H.D.)
•  Short to ground in wiring harness between RVM switch terminal C and rear vehicle monitoring control module (RH) terminal D (R.H.D.)
•  RVM switch malfunction
•  Rear vehicle monitoring control module (RH) malfunction

System Diagram

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Diagnostic Procedure

Step

Inspection

Action

1
INSPECT RVM SWITCH CIRCUIT FOR SHORT CIRCUIT TO GROUND
•  Disconnect the negative battery cable.
•  Disconnect the rear vehicle monitoring control module (RH) connector.
•  Disconnect the RVM switch connector.
•  Inspect the wiring harness for continuity between the following rear vehicle monitoring control module (RH) connector and body ground.
―  Terminal D to body ground
•  Is there continuity?
Yes
Repair or replace the malfunctioning wiring harness.
Verify that the repairs have been completed.
No
Go to the next step.
2
INSPECT RVM SWITCH
•  Inspect the RVM switch.
•  Is the RVM switch normal?
Yes
Go to the next step.
No
Replace the RVM switch.
Verify that the repairs have been completed.
3
VERIFY CORRECTION COMPLETED
•  Switch the ignition off (LOCK).
•  Disconnect the negative battery cable.
•  Reconnect the disconnected connectors.
•  Connect the negative battery cable.
•  Clear DTCs using the M-MDS. (See CLEARING DTC [REAR VEHICLE MONITORING SYSTEM].)
•  Perform the rear vehicle monitoring control module DTC inspection using the M-MDS.
•  Is DTC B11F2:23 displayed?
Yes
Replace the rear vehicle monitoring control module (RH).
No
DTC troubleshooting completed.
4
VERIFY THAT NO OTHER DTCs ARE RECORDED
•  Are any other DTCs displayed?
Yes
Perform the corresponding DTC inspection.
No
DTC troubleshooting completed.