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

Toyota Tacoma (2015-2018) Service Manual / Cruise Control / Cruise Control System(for 2gr-fks) / Brake Switch "A" Circuit Open (P057113)

DESCRIPTION

DTC No.	DTC Detection Condition	Trouble Area	MIL	Note
P057113	Vehicle Condition: Cruise control operating Malfunction Status: Stop light switch assembly circuit malfunction	VSC system ECM	Does not come on	SAE: P0571

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 ).

PROCEDURE

1.	CHECK FOR DTC (VEHICLE STABILITY CONTROL SYSTEM)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch on.

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

(e) Check for DTCs (See page OK: ).

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

2.	CHECK FOR DTC (CRUISE CONTROL SYSTEM)

(a) Clear the DTCs (See page (b) Perform the following to make sure that the DTC detection conditions are ).

(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.

OK:

DTC P057113 is not output

USE SIMULATION METHOD TO CHECK

REPLACE ECM

Vehicle Control History

VEHICLE CONTROL HISTORY VEHICLE CONTROL HISTORY (a) A part of the control history can be confirmed using the vehicle control history. Click here ...

Brake System (P157800)

DESCRIPTION This DTC is output when the VSC system has a problem. Check the VSC system when this DTC is output. DTC No. DTC Detection Condition Trouble Area ...

Other materials:

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) When troubleshooting OBD II (On-Board Diagnostics) vehicles, an OBD II scan tool (complying with SAE J1978) must be connected to the DLC3 (Data Link Connector 3) of the vehicle. Various data in the vehicle ECM (Engine Control Module) can be then read. (b) ...

Panel Switches do not Function
PROCEDURE 1. CHECK PANEL SWITCH (a) Check for foreign matter around the switches that might prevent operation. OK: No foreign matter is found. NG REMOVE ANY FOREIGN MATTER FOUND OK ...

Removal
REMOVAL CAUTION / NOTICE / HINT CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing (See page ). If the side airbag was deployed, replace the front seat assembly with a ne ...