Toyota Tacoma (2015-2018) Service Manual: Slave Module Horizontal Axis Misalignment (C1AC2)

Toyota Tacoma (2015-2018) Service Manual / Park Assist / Monitoring / Blind Spot Monitor System / Slave Module Horizontal Axis Misalignment (C1AC2)

DESCRIPTION

This DTC is stored when the angle of the blind spot monitor sensor RH deviates more than the allowable range from the horizontal axis.

HINT:

If drum tester such as a speedometer tester, brake/speedometer combination tester or chassis dynamometer is used with the blind spot monitor main switch assembly (warning canceling switch assembly) on, the blind spot monitor system may store this DTC by mistake.

DTC Code	DTC Detection Condition	Trouble Area
C1AC2	When the blind spot monitor sensor deviates 5 degrees or more from the horizontal axis when the system is activated.	Blind spot monitor sensor RH

CAUTION / NOTICE / HINT

NOTICE:

When checking for DTCs, make sure that the blind spot monitor main switch (warning canceling switch assembly) is on.
If the bumper is damaged or the vehicle has a history of body repair, there is a possibility that the installation area of the blind spot monitor sensor may be deformed and the blind spot monitor sensor system may not operate correctly, so visually inspect the blind spot monitor sensor installation area (frame, stud bolt) to make sure it is not dented or bent.
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If the visual inspection finds a problem, check the installation condition of the blind spot monitor sensor, and adjust the installation position of the blind spot monitor sensor as necessary.

PROCEDURE

1.	CHECK INSTALLATION CONDITION

(a) Check the installation condition of the blind spot monitor sensor RH (See page HINT: HINT: ).

HINT:

Take the appropriate action in accordance with the result.

2.	PERFORM BEAM AXIS CONFIRMATION

(a) Install the rear bumper.

w/ Towing Package (See page )
w/o Towing Package (See page )

(b) Perform Blind Spot Monitor Beam Axis Confirmation using the Techstream (See page OK: OK: ).

OK:

Blind Spot Monitor Beam Axis Confirmation performs normally.

END

REPLACE BLIND SPOT MONITOR SENSOR RH

Steering Angle Sensor (C1A47)

DESCRIPTION The blind spot monitor sensor receives steering angle signals from the spiral cable with sensor sub-assembly via CAN communication. DTC Code DTC Detection Conditi ...

Master Module Horizontal Axis Misalignment (C1AC1)

DESCRIPTION This DTC is stored when the angle of the blind spot monitor sensor LH deviates more than the allowable range from the horizontal axis. HINT: If drum tester such as a speedometer teste ...

Other materials:

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. When removing the front fender wheel opening moulding or quarter panel wheel opening moulding, heat the vehicle body and front fender wheel ope ...

Dtc Check / Clear
DTC CHECK / CLEAR NOTICE: The steering lock ECU (steering lock actuator or UPR bracket assembly) does not store history DTCs. If any DTCs are output, confirm and record them as soon as possible. Do not turn the engine switch off or clear the DTCs until the DTCs are confirmed an ...

Cruise Control Switch Circuit
DESCRIPTION The cruise control main switch is used to turn the dynamic radar cruise control system on and off, as well as operate 7 functions: SET, - (COAST), TAP-DOWN, RES (RESUME), + (ACCEL), TAP-UP and CANCEL. The SET, TAP-DOWN and - (COAST) functions, and the RES (RESUME), TAP-UP and + ( ...