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

Toyota Tacoma (2015-2018) Service Manual / Park Assist / Monitoring / Blind Spot Monitor System / 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 )

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

GO TO VEHICLE STABILITY CONTROL SYSTEM

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

USE SIMULATION METHOD TO CHECK

REPLACE BLIND SPOT MONITOR SENSOR LH

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:

Vehicle Information Not Obtained (C1A02)
DESCRIPTION When a new millimeter wave radar sensor assembly is installed, it receives vehicle specification information from the main body ECU (multiplex network body ECU) and stores the information. DTC C1A02 is stored when the millimeter wave radar sensor assembly receives the vehicle spe ...

Cup holders
Type A (Bench type front seat) Type B (Separated type front seats with an automatic transmission) Type C (Separated type front seats with a manual transmission) ■Removing the cup holder Type A (Bench type front seat) Pull the cup holder up. Type B (Separated type front s ...

Installation
INSTALLATION PROCEDURE 1. INSTALL PARK/NEUTRAL POSITION SWITCH HINT: Make sure that the manual valve lever shaft has not been rotated prior to installing the park/neutral position switch as the detent spring may become detached from the manual valve lever shaft. (a) Clean the bolt and bolt ...