Toyota Tundra Service Manual: Open in Outer Mirror Indicator(Slave) (C1AB5)

Toyota Tundra Service Manual / Audio, Visual, Telematics / Park Assist / Monitoring / Blind Spot Monitor System / Open in Outer Mirror Indicator(Slave) (C1AB5)

DESCRIPTION

This DTC is stored when the blind spot monitor sensor LH detects an open in the outer rear view mirror indicator LH.

DTC No.

DTC Detection Condition

Trouble Area

C1AB5

 Both of the following conditions are met:
  • The blind spot monitor system is on
  • The current flowing to the indicator is below a specified value when indicator operation voltage is being sent to the indicator
  • 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

1.

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.

OK

USE SIMULATION METHOD TO CHECK

NG

2.

CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR ASSEMBLY LH - BLIND SPOT MONITOR SENSOR LH AND BODY GROUND)

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

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

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

Standard Resistance:

w/ Memory

Tester Connection

Condition

Specified Condition

S5-4 (OMIL) - N5-9 (BSL+)

Always

Below 1 Ω

N5-5 (MLP-) - Body ground

Always

Below 1 Ω
w/o Memory

Tester Connection

Condition

Specified Condition

S5-4 (OMIL) - N5-18 (BSL+)

Always

Below 1 Ω

N5-5 (MLP-) - Body ground

Always

Below 1 Ω
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

3.

INSPECT OUTER REAR VIEW MIRROR ASSEMBLY LH

(a) Disconnect the N5 outer rear view mirror assembly LH connector.

*A

w/ Memory

*B

w/o Memory

*a

Front view of outer rear view mirror assembly LH

(to Vehicle Harness Connector)

*b

Front view of outer rear view mirror assembly LH

(to Outer Rear View Mirror Sub-assembly LH)

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

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

Standard Resistance:

w/ Memory

Tester Connection

Condition

Specified Condition

N5-9 (BSL+) - IND2-5 (+)

Always

Below 1 Ω

N5-5 (MLP-) - IND2-7 (-)

Always

Below 1 Ω
w/o Memory

Tester Connection

Condition

Specified Condition

N5-18 (BSL+) - IND2-5 (+)

Always

Below 1 Ω

N5-5 (MLP-) - IND2-7 (-)

Always

Below 1 Ω
NG

REPLACE OUTER REAR VIEW MIRROR ASSEMBLY LH

OK

4.

INSPECT OUTER REAR VIEW MIRROR SUB-ASSEMBLY LH

(a) Remove the outer rear view mirror sub-assembly LH.

Click here

(b) Inspect the outer rear view mirror indicator LH on the outer rear view mirror sub-assembly LH.

Click here

OK

REPLACE BLIND SPOT MONITOR SENSOR LH

NG

REPLACE OUTER REAR VIEW MIRROR SUB-ASSEMBLY LH

    Open in Outer Mirror Indicator(Master) (C1AB4)

    Blind Spot Monitor Master Module (C1AB6)

    See More:

    Toyota Tundra Service Manual > Air Conditioning System(for Automatic Air Conditioning System): Blower Motor Circuit
    DESCRIPTION The blower motor is operated by signals from the air conditioning amplifier. Blower motor speed signals are transmitted by changes in the duty ratio. Duty Ratio: The duty ratio is the ratio of the blower motor OFF time (B) to the total of the blower motor ON and OFF time (A + B). The blo ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2025 Copyright www.ttundra.com
    0.0356