Dtc C1Ab3 Short To Gnd In Outer Mirror Indicator(Slave)

Audio Visual Telematics. Land Cruiser. Urj200, 202 Grj200 Vdj200
Park Assist Monitoring. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK FOR DTC

CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH - OUTER MIRROR CONTROL ECU ASSEMBLY RH)

CHECK HARNESS AND CONNECTOR (OUTER MIRROR CONTROL ECU ASSEMBLY RH - OUTER REAR VIEW MIRROR ASSEMBLY RH)

CHECK OUTER REAR VIEW MIRROR ASSEMBLY RH

INSPECT OUTER MIRROR CONTROL ECU ASSEMBLY RH

REPLACE OUTER REAR VIEW MIRROR RH

DTC C1AB3 Short to GND in Outer Mirror Indicator(Slave)


DESCRIPTION

This DTC is stored when the blind spot monitor sensor RH detects a ground short in the outer rear view mirror indicator RH.

DTC No.
DTC Detection Condition
Trouble Area
C1AB3
Both of the following conditions are met:
  1. The blind spot monitor main switch (steering pad switch assembly [multi-function switch]) is on.
  1. The current that is sent from the blind spot monitor sensor to the indicator is above a specified level for a specified period of time.
  1. Outer rear view mirror RH (outer rear view mirror indicator RH)
  2. Outer rear view mirror assembly RH
  3. Harness or connector
  4. Blind spot monitor sensor RH
  5. Outer mirror control ECU assembly RH

WIRING DIAGRAM


Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab3 Short To Gnd In Outer Mirror Indicator(Slave)


INSPECTION PROCEDURE

NOTICE:
When checking for DTCs, make sure that the blind spot monitor main switch (steering pad switch assembly [multi-function switch]) is on.
1.CHECK FOR DTC

  1. Clear the DTCs (Click here).

  1. Recheck for DTCs and check if the same DTC is output again.

    OK:
    No DTCs are output.


NG
Go to step 2
OK

USE SIMULATION METHOD TO CHECK (Click here)

2.CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH - OUTER MIRROR CONTROL ECU ASSEMBLY RH)


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab3 Short To Gnd In Outer Mirror Indicator(Slave)

  1. Disconnect the blind spot monitor sensor RH connector.

  1. Disconnect the I38 outer mirror control ECU assembly RH connector.

  1. Measure the resistance according to the value(s) in the table below.

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    r1-4 (OMIR) - Body ground
    		Always
    		10 kΩ or higher
    Text in Illustration
    *a
    		Front view of wire harness connector
    (to Blind Spot Monitor Sensor RH)


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK


3.CHECK HARNESS AND CONNECTOR (OUTER MIRROR CONTROL ECU ASSEMBLY RH - OUTER REAR VIEW MIRROR ASSEMBLY RH)


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab3 Short To Gnd In Outer Mirror Indicator(Slave)

  1. Disconnect the outer mirror control ECU assembly RH connector.

  1. Disconnect the I32 outer rear view mirror assembly RH connector.

  1. Measure the resistance according to the value(s) in the table below.

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    I37-8 (BDIR) - Body ground
    		Always
    		10 kΩ or higher
    Text in Illustration
    *a
    		Front view of wire harness connector
    (to Outer Mirror Control ECU Assembly RH)


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK


4.CHECK OUTER REAR VIEW MIRROR ASSEMBLY RH


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab3 Short To Gnd In Outer Mirror Indicator(Slave)

  1. Disconnect the outer rear view mirror assembly RH connector.

  1. Disconnect the IND1 outer rear view mirror RH connector.

  1. Measure the resistance according to the value(s) in the table below.

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    I32-15 (BSR+) - Body ground
    		Always
    		10 kΩ or higher
    Text in Illustration
    *a
    		Front view of wire harness connector
    (to Outer Rear View Mirror Assembly RH)


NG
REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH (Click here)
OK


5.INSPECT OUTER MIRROR CONTROL ECU ASSEMBLY RH


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab3 Short To Gnd In Outer Mirror Indicator(Slave)

  1. Remove the outer mirror control ECU assembly RH connector (Click here).

  1. Measure the resistance according to the value(s) in the table below.

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    I38-13 (BDSR) - I38-7 (GND)
    		Always
    		10 kΩ or higher
    Text in Illustration
    *a
    		Component without harness connected
    (Outer Mirror Control ECU Assembly RH)


NG
REPLACE OUTER MIRROR CONTROL ECU ASSEMBLY RH (Click here)
OK


6.REPLACE OUTER REAR VIEW MIRROR RH

  1. Replace the outer rear view mirror RH (Click here).

  1. Clear the DTCs (Click here).

  1. Recheck for DTCs and check if the same DTC is output again.

    OK:
    No DTCs are output.


NG
REPLACE BLIND SPOT MONITOR SENSOR RH (Click here)
OK

END (OUTER REAR VIEW MIRROR RH WAS DEFECTIVE)