Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: 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 used in this section.

Expression

Ignition Switch (Position)

Engine Switch (Condition)

Ignition Switch off

LOCK

Off (Lock)

Ignition Switch ACC

ACC

On (ACC)

Ignition Switch ON

ON

On (IG)

Engine Start

START

On (Start)

2. TROUBLESHOOTING PRECAUTION

(a) When there is a malfunction in the contact point of the terminals or installation problems with parts, removal and installation of the suspected problem parts may return the system to the normal condition either completely or temporarily.

(b) In order to determine the malfunctioning area, be sure to check the conditions at the time the malfunction occurred, such as by DTC output and record them before disconnecting each connector or removing and installing parts.

(c) Since the Touch Select 2-4 and High-Low System may be influenced by a malfunction in other systems, be sure to check for DTCs in the other systems.

3. CAN COMMUNICATION SYSTEM PRECAUTION

(a) The CAN communication system is used for data communication between each of the ECUs and sensors. If there is trouble in the CAN communication line, the DTC of the communication line is output.

(b) If the DTC of the CAN communication line is output, repair the malfunction in the communication line and troubleshoot the Touch Select 2-4 and High-Low System.

(c) Since the CAN communication line has its own length and route, it cannot be repaired temporarily with the bypass wire, etc.

4. PRECAUTION FOR WHEN TESTING BRAKES, SPEEDOMETER, ETC.

(a) Make sure that the transfer is in 2WD mode.

Parts Location
PARTS LOCATION ILLUSTRATION ILLUSTRATION ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use the following procedure listed to troubleshoot the touch select 2-4 and high-low system. *: Use the Techstream. PROCEDURE 1. ...

Other materials:

Motor Power Supply Voltage Circuit (C142B-C146D)
DESCRIPTION The motor relay and motor fail-safe relay are built into the brake actuator assembly. During ABS, TRAC, VSC, or brake assist operation, the skid control ECU (brake actuator assembly) turns on the motor relay to run the pump motor in the brake actuator assembly. When a motor system ...

Overhead console (Access Cab and Double Cab models)
The overhead console is useful for temporarily storing sunglasses and similar small items. Pull the lid down while pushing the knob. CAUTION ■Caution while driving Keep the overhead console closed. Injuries may result in the event of an accident or sudden braking. ■Items unsuit ...

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals ...

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