Toyota Tacoma 2015-2018 Service Manual: Brake Switch "A" Circuit Open (P057113)

DESCRIPTION

CAUTION / NOTICE / HINT

NOTICE:

First check the CAN communication systems by following How to Proceed with Troubleshooting. After checking that there are no malfunctions in the CAN communication system, proceed to troubleshooting (See page ).

PROCEDURE

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch on.

(c) Turn the Techstream on.

(d) Enter the following menus: Chassis / ABS/VSC/TRAC / Trouble Codes.

(e) Check for DTCs (See page ).

OK:

Vehicle stability control system DTCs are not output.

B

GO TO VEHICLE STABILITY CONTROL SYSTEM

C

GO TO VEHICLE STABILITY CONTROL SYSTEM

A

(a) Clear the DTCs (See page ).

(b) Perform the following to make sure that the DTC detection conditions are met.

HINT:

If the detection conditions are not met, the malfunction cannot be detected.

(1) Drive the vehicle at a speed for which cruise control operation is possible.

(2) Turn the cruise control system on using the cruise control main switch (ON/OFF).

(3) Push the cruise control main switch to -SET to begin control of vehicle speed using the cruise control system.

(c) Check the DTCs (See page ).

OK:

DTC P057113 is not output

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE ECM