Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Vehicle Speed Sensor (C1A45)

DESCRIPTION

The blind spot monitor sensor receives vehicle speed signals from the skid control ECU (brake actuator assembly) via CAN communication.

DTC Code

DTC Detection Condition

Trouble Area

C1A45

A fail flag is transmitted from the skid control ECU (brake actuator assembly).

  • Vehicle stability control system
  • Blind spot monitor sensor LH
  • Blind spot monitor sensor RH

CAUTION / NOTICE / HINT

NOTICE:

When checking for DTCs, make sure that the blind spot monitor main switch assembly (warning canceling switch assembly) is on.

PROCEDURE

1.

CHECK DTC (VEHICLE STABILITY CONTROL SYSTEM)

(a) Check for vehicle stability control system DTCs.

  • for Hydraulic Brake Booster (See page for Vacuum Brake Booster (See page for Vacuum Brake Booster (See page )
  • for Vacuum Brake Booster (See page ) )

OK:

Vehicle stability control system DTCs are not output.

Result

Result

Proceed to

OK

A

NG (for Hydraulic Brake Booster)

B

NG (for Vacuum Brake Booster)

C

B

GO TO VEHICLE STABILITY CONTROL SYSTEM

C

GO TO VEHICLE STABILITY CONTROL SYSTEM

A

2.

CHECK DTC

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

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

Result

Result

Proceed to

No DTC is output

A

DTC is output from the blind spot monitor sensor LH (master)

B

DTC is output from the blind spot monitor sensor RH (slave)

C

A

USE SIMULATION METHOD TO CHECK

B

REPLACE BLIND SPOT MONITOR SENSOR LH

C

REPLACE BLIND SPOT MONITOR SENSOR RH

Short to +B in Outer Mirror Indicator(Slave) (C1AB1)
DESCRIPTION This DTC is stored when the blind spot monitor sensor RH detects a +B short in the blind spot monitor indicator RH. DTC Code DTC Detection Condition Tr ...

Short to +B in Outer Mirror Indicator(Master) (C1AB0)
DESCRIPTION This DTC is stored when the blind spot monitor sensor LH detects a +B short in the blind spot monitor indicator LH. DTC Code DTC Detection Condition Tr ...

Other materials:

Inspection
INSPECTION PROCEDURE 1. INSPECT COOLER (ROOM TEMPERATURE. SENSOR) THERMISTOR (a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below. Text in Illustration *a Component without harness connected (coo ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the lane departure alert system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

USB Audio System Recognition/Play Error
DESCRIPTION When a USB device or "iPod" is connected to the USB jack of the No. 1 stereo jack adapter assembly, it must have playable files. The device must also communicate with and be recognized by the radio and display receiver assembly. This diagnosis procedure is for when a dev ...

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