Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Ignition Switch

Components

COMPONENTS

ILLUSTRATION

Removal

Removal

REMOVAL

PROCEDURE

1. REMOVE LOWER STEERING COLUMN COVER

(a) Remove the 2 screws.

(a) Remove the 2 screws.

(b) Disengage the 2 claws and remove the lower steering column cover.

2. REMOVE IGNITION OR STARTER SWITCH ASSEMBLY

(a) Disconnect the connector.

(a) Disconnect the connector.

(b) Disengage the 2 claws and remove the ignition or starter switch assembly.

Inspection

INSPECTION

PROCEDURE

1. INSPECT IGNITION OR STARTER SWITCH ASSEMBLY

(a) Check the resistance.

Text in Illustration

*a

Component without harness connected

(Ignition or Start Switch Assembly)

*b

LOCK

*c

ACC

*d

ON

*e

START

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Condition

Switch Condition

Specified Condition

Between all terminal

LOCK

10 kΩ or higher

2 (ACC) - 4 (AM1)

ACC

Below 1 Ω

1 (IG1) - 2 (ACC) - 4 AM1)

ON

Below 1 Ω

5 (AM2) - 6 (IG2)

1 (IG1) - 4 (AM1)

START

Below 1 Ω

5 (AM2) - 6 (IG2) - 7 (ST2)

If the result is not as specified, replace the ignition or starter switch assembly.

Installation

INSTALLATION

PROCEDURE

1. INSTALL IGNITION OR STARTER SWITCH ASSEMBLY

(a) Engage the 2 claws and install the ignition or starter switch assembly.

(b) Connect the connector.

2. INSTALL LOWER STEERING COLUMN COVER

(a) Engage the 2 claws and install the lower steering column cover.

(b) Install the 2 screws.

HINT:

Turn the steering wheel to the right and left as necessary to install the 2 screws.

Engine Switch
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT ENGINE SWITCH (a) Measure the resistance according to the value(s) in the table below. Text in Illustration ...

Smart Key System(for Start Function)
...

Other materials:

Open in Bus 2 Main Bus Line
DESCRIPTION There may be an open circuit in one of the CAN main bus lines and/or a central gateway ECU (network gateway ECU) branch lines when the resistance between terminals 18 (CA4H) and 17 (CA4L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Detection It ...

Communication Error from ECM to VSC Invalid Serial Data Received (P163181)
DESCRIPTION The ECM sends signals such as dynamic radar cruise control operation signals, brake operation demand signals and buzzer operation demand signals to the skid control ECU (master cylinder solenoid)*1 or skid control ECU (brake actuator assembly)*2 when the dynamic radar cruise contr ...

Lost Communication With Vehicle Dynamics Control Module (U0122)
DESCRIPTION This DTC is detected if communication is lost with the skid control ECU (brake actuator assembly). DTC No. Detection Item DTC Detection Condition Trouble Area U0122 Lost Communication with Vehicle Dynamics Contro ...

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