Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting

Toyota Tacoma (2015-2018) Service Manual / Brake Control / Dynamic Control Systems / Vehicle Stability Control System(for Hydraulic Brake Booster) / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

Techstream can be used in steps 3, 6, 9 and 12.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	CUSTOMER PROBLEM ANALYSIS

3.	CHECK AND CLEAR DTCS AND FREEZE FRAME DATA

4.	PROBLEM SYMPTOM CONFIRMATION

5.	CHECK CAN COMMUNICATION SYSTEM

(a) Check for output DTCs.

HINT:

The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, be sure to check that there is no trouble in the CAN communication system.

Result	Proceed to
CAN communication system DTC not output	A
CAN communication system DTC output	B

CAN COMMUNICATION SYSTEM

6.	CHECK CLEAR DTCS

7.	PROBLEM SYMPTOM SIMULATION

Result	Proceed to
Symptom does not occur	A
Symptom occurs	B

GO TO STEP 9

8.	SYMPTOM SIMULATION

9.	CHECK DTCS (OTHER THAN CAN SYSTEM DTCS)

Result	Proceed to
DTC not output	A
DTC output	B

GO TO STEP 11

10.	PROBLEM SYMPTOMS TABLE

GO TO STEP 12

11.

DTC CHART

12.	CIRCUIT INSPECTION

13.	PROBLEM IDENTIFICATION

14.	REPAIR OR REPLACE

15.	CONFIRMATION TEST

END

Precaution

PRECAUTION 1. IGNITION SWITCH EXPRESSION (a) The type of ignition switch used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are us ...

System Description

SYSTEM DESCRIPTION 1. SYSTEM DESCRIPTION HINT: The skid control ECU is built into the hydraulic brake booster. (a) ABS (Anti-lock Brake System) The ABS helps prevent the wheels from locking when ...

Other materials:

Multi-terrain Select Switch
Components COMPONENTS ILLUSTRATION Removal REMOVAL PROCEDURE 1. REMOVE MULTI-TERRAIN SELECT SWITCH (DRIVE MONITOR SWITCH) (a) Disengage the 2 claws to remove the multi-terrain select switch (drive monitor switch). Inspection ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL REAR SPEAKER ASSEMBLY (a) Install the rear speaker assembly with the 3 screws. NOTICE: Do not touch the cone part o ...

Front Upper Suspension Arm
Components COMPONENTS ILLUSTRATION Disassembly DISASSEMBLY PROCEDURE 1. REMOVE FRONT SUSPENSION UPPER ARM BUSH (a) Using a hammer and chisel, raise the flange of the bushing diagonally as shown in the illustration. (b) Using SST and a press, remove the front suspension u ...