Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Destination Information Undefined (C1AB8)

DESCRIPTION

This DTC is stored when correct destination information is not sent from the main body ECU (multiplex network body ECU) and destination information cannot be confirmed after a blind spot monitor has been replaced.

DTC Code

DTC Detection Condition

Trouble Area

C1AB8

The blind spot monitor sensor cannot communicate with the main body ECU (driver side junction block assembly).

  • CAN communication system
  • Main body ECU (multiplex network body ECU)
  • 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 (CAN COMMUNICATION SYSTEM)

(a) Check for CAN Communication System DTCs (See page OK: OK: ).

OK:

CAN communication system DTCs are not output.

NG

GO TO CAN COMMUNICATION SYSTEM

OK

2.

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

(a) Replace the main body ECU (multiplex network body ECU) with a new or normally functioning one.

NEXT

3.

CHECK DTC

(a) 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

END (MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) WAS DEFECTIVE)

B

REPLACE BLIND SPOT MONITOR SENSOR LH

C

REPLACE BLIND SPOT MONITOR SENSOR RH

Blind Spot Monitor Slave Module Beam Axis Inspection Incomplete (C1ABC)
DESCRIPTION This DTC is stored when a beam axis inspection has not been performed for the blind spot monitor sensor RH. HINT: This DTC is always stored after replacing a blind spot monitor sensor ...

Blind Spot Monitor Master Module Beam Axis Inspection Incomplete (C1ABB)
DESCRIPTION This DTC is stored when a beam axis inspection has not been performed for the blind spot monitor sensor LH. HINT: This DTC is always stored after replacing a blind spot monitor sensor ...

Other materials:

Acceleration Sensor Malfunction (C1420)
DESCRIPTION Refer to DTCs C1419 and C1435 (See page ). DTC Code DTC Detection Condition Trouble Area C1420 After the difference between GL1 and GL2 becomes 0.6 G or more with the vehicle stationary, the difference remains 0.4 G or m ...

Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for both the LH and RH sides. The procedure described below is for the LH side. PROCEDURE 1. REMOVE NO. 1 HEADLIGHT BULB (a) Turn the No. 1 headlight bulb in the direction indicated by the arrow i ...

Seat Position Airbag Sensor Circuit Malfunction (B1653/35)
DESCRIPTION The seat position airbag sensor circuit consists of the airbag sensor assembly and the seat position airbag sensor. DTC B1653/35 is stored when a malfunction is detected in the seat position airbag sensor assembly circuit. DTC No. DTC Detection Condition ...

В© 2011-2024 Copyright www.ttguide.net