Dtc C1Ab2 Short To Gnd In Outer Mirror Indicator(Master)

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 LH - OUTER MIRROR CONTROL ECU ASSEMBLY LH)

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

CHECK OUTER REAR VIEW MIRROR ASSEMBLY LH

INSPECT OUTER MIRROR CONTROL ECU ASSEMBLY LH

CHECK OUTER REAR VIEW MIRROR LH

DTC C1AB2 Short to GND in Outer Mirror Indicator(Master)


DESCRIPTION

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

DTC No.
DTC Detection Condition
Trouble Area
C1AB2
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 LH (outer rear view mirror indicator LH)
  2. Outer rear view mirror assembly LH
  3. Harness or connector
  4. Blind spot monitor sensor LH
  5. Outer mirror control ECU assembly LH

WIRING DIAGRAM


Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab2 Short To Gnd In Outer Mirror Indicator(Master)


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 LH - OUTER MIRROR CONTROL ECU ASSEMBLY LH)


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab2 Short To Gnd In Outer Mirror Indicator(Master)

  1. Disconnect the blind spot monitor sensor LH connector.

  1. Disconnect the I40 outer mirror control ECU assembly LH connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    r2-4 (OMIR) - Body ground
    		Always
    		10 kΩ or higher
    Text in Illustration
    *a
    		Front view of wire harness connector
    (to Blind Spot Monitor Sensor LH)


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK


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


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab2 Short To Gnd In Outer Mirror Indicator(Master)

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

  1. Disconnect the I40 outer rear view mirror assembly LH connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    I40-8 (BDIL) - Body ground
    		Always
    		10 kΩ or higher
    Text in Illustration
    *a
    		Front view of wire harness connector
    (to Outer Mirror Control ECU Assembly LH)


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK


4.CHECK OUTER REAR VIEW MIRROR ASSEMBLY LH


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab2 Short To Gnd In Outer Mirror Indicator(Master)

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

  1. Disconnect the IND2 outer rear view mirror LH connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    I35-15 (BSL+) - Body ground
    		Always
    		10 kΩ or higher
    Text in Illustration
    *a
    		Front view of wire harness connector
    (to Outer Rear View Mirror Assembly LH)


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


5.INSPECT OUTER MIRROR CONTROL ECU ASSEMBLY LH


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Park Assist Monitoring.Toyota Parking Assist-Sensor System. Dtc C1Ab2 Short To Gnd In Outer Mirror Indicator(Master)

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

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    I41-13 (BDSL) - I41-7 (GND)
    		Always
    		10 kΩ or higher
    Text in Illustration
    *a
    		Component without harness connected
    (Outer Mirror Control ECU Assembly LH)


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


6.CHECK OUTER REAR VIEW MIRROR LH

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

END (OUTER REAR VIEW MIRROR LH WAS DEFECTIVE)