DTC B11F2:23 [REAR VEHICLE MONITORING SYSTEM]

id0902z2885300

DESCRIPTION

RVM switch circuit malfunction
DETECTION CONDITION
•  Short to ground in RVM switch circuit for 2 min or more.
POSSIBLE CAUSE
•  RVM switch connector or terminals malfunction
•  RVM switch malfunction
•  Rear vehicle monitoring control module (RH) connector or terminals malfunction
•  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.)
•  Rear vehicle monitoring control module (RH) malfunction

Diagnostic Procedure

STEP

INSPECTION

ACTION
1
INSPECT RVM SWITCH CONNECTOR CONDITION
•  Switch the ignition to off.
•  Disconnect the negative battery cable.
•  Disconnect the RVM switch connector.
•  Inspect the connector and terminals (corrosion, damage, pin disconnection).
•  Is there any malfunction?
Yes
Repair or replace the connector or terminals, then go to Step 5.
No
Go to the next step.
2
INSPECT RVM SWITCH
•  Inspect the RVM switch.
•  Is there any malfunction?
Yes
Replace the RVM switch, then go to Step 5.
(See RVM SWITCH REMOVAL/INSTALLATION.)
No
Go to the next step.
3
INSPECT REAR VEHICLE MONITORING CONTROL MODULE (RH) CONNECTOR CONDITION
•  Disconnect the rear vehicle monitoring control module (RH) connector.
•  Inspect the connector and terminals (corrosion, damage, pin disconnection).
•  Is there any malfunction?
Yes
Repair or replace the connector or terminals, then go to Step 5.
No
Go to the next step.
4
INSPECT RVM SWITCH CIRCUIT FOR SHORT TO GROUND
•  Verify that the RVM switch and rear vehicle monitoring control module (RH) connectors are disconnected.
•  Inspect for continuity between the following terminal (wiring harness-side) and body ground:
―  RVM switch terminal I (L.H.D.)
―  RVM switch terminal C (R.H.D.)
•  Is there continuity?
Yes
Repair or replace the wiring harness for possible short to ground, then go to the next step.
No
Go to the next step.
5
VERIFY TROUBLESHOOTING COMPLETED
•  Make sure to reconnect all disconnected connectors.
•  Reconnect the negative battery cable.
•  Clear the DTC from rear vehicle monitoring control module using the M-MDS.
•  Switch the ignition to ON and wait for 2 min or more.
•  Perform the rear vehicle monitoring control module DTC inspection using the M-MDS.
•  Is the same DTC present?
Yes
Repeat the inspection from Step 1.
•  If the malfunction recurs, replace the rear vehicle monitoring control module (RH).
Go to the next step.
No
Go to the next step.
6
VERIFY THAT NO OTHER DTCs ARE PRESENT
•  Are any DTCs present?
Yes
Go to the applicable DTC inspection.
(See DTC TABLE [REAR VEHICLE MONITORING SYSTEM].)
No
DTC troubleshooting completed.