Toyota Tundra Service Manual: Short to +B in Outer Mirror Indicator(Slave) (C1AB1)

Toyota Tundra Service Manual / Audio, Visual, Telematics / Park Assist / Monitoring / Blind Spot Monitor System / Short to +B in Outer Mirror Indicator(Slave) (C1AB1)

DESCRIPTION

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

DTC No.	DTC Detection Condition	Trouble Area
C1AB1	Both of the following conditions are met: The blind spot monitor system is on The blind spot monitor sensor is not sending voltage to the indicator but the indicator receives voltage above a specified level for a specified period of time	Outer rear view mirror sub-assembly LH Outer rear view mirror assembly LH Harness or connector Blind spot monitor sensor LH

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

When checking for DTCs, make sure that the blind spot monitor system is turned on.

PROCEDURE

CHECK DTC

(a) Clear the DTCs.

Click here

(b) Recheck for DTCs and check if the same DTC is output again.

Click here

OK:

No DTCs are output.

USE SIMULATION METHOD TO CHECK

2.	CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)

(a) Disconnect the blind spot monitor sensor LH connector.

*a	Front view of wire harness connector (to Blind Spot Monitor Sensor LH)

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection	Switch Condition	Specified Condition
S5-4 (OMIL) - Body ground	Ignition switch ON	Below 1 V

REPLACE BLIND SPOT MONITOR SENSOR LH

3.	CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)

(a) Disconnect the S5 blind spot monitor sensor LH connector.

*a	Front view of wire harness connector (to Blind Spot Monitor Sensor LH)

(b) Disconnect the IND2 outer rear view mirror sub-assembly LH connector.

Standard Voltage:

Tester Connection	Switch Condition	Specified Condition
S5-4 (OMIL) - Body ground	Ignition switch ON	Below 1 V

REPLACE OUTER REAR VIEW MIRROR SUB-ASSEMBLY LH

4.	CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR CIRCUIT)

(a) Disconnect the S5 blind spot monitor sensor LH connector.

*a	Front view of wire harness connector (to Blind Spot Monitor Sensor LH)

(b) Disconnect the N5 outer rear view monitor assembly LH connector.

Standard Voltage:

Tester Connection	Switch Condition	Specified Condition
S5-4 (OMIL) - Body ground	Ignition switch ON	Below 1 V

REPLACE OUTER REAR VIEW MIRROR ASSEMBLY LH

REPAIR OR REPLACE HARNESS OR CONNECTOR

Short to +B in Outer Mirror Indicator(Master) (C1AB0)

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

See More:

Toyota Tundra Owners Manual > Toyota Tundra Owners Manual: For your information
Main Owner's Manual Please note that this manual applies to all models and all equipment, including options. Therefore, you may find some explanations for equipment not installed on your vehicle. All specifications provided in this manual are current at the time of printing. However, because of the ...