Toyota Tacoma (2015-2018) Service Manual: Installation

Toyota Tacoma (2015-2018) Service Manual / Power Distribution / Main Body Ecu / Installation

INSTALLATION

PROCEDURE

1. INSTALL MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

NOTICE:

Make sure that the connecting surfaces are free of foreign matter.
Do not touch the main body ECU (multiplex network body ECU) connector.

(a) Set the main body ECU (multiplex network body ECU) to the position where the 2 guides of the main body ECU (multiplex network body ECU) contacts the housing sidewall of the driver side junction block as shown in the illustration.

Text in Illustration

*a	Driver Side Junction Block for Housing Side
*b	20° or more

HINT:

Make sure to keep the angle at 20° or more as shown in the illustration.

(b) While keeping the main body ECU (multiplex network body ECU) in contact with driver side junction block (axis of rotation), lower it as shown in the illustration.

Text in Illustration

Push Area

NOTICE:

Make sure to press only the push area.
Confirm the engagement of the main body ECU (multiplex network body ECU) and driver side junction block by listening for the click sound of the lock engaging.

HINT:

If a click sound cannot be heard, visually check the engagement of the lock. The engagement can also be confirmed if the main body ECU (multiplex network body ECU) and driver side junction block are flush.

2. INSTALL DRIVER SIDE JUNCTION BLOCK

(a) Connect the 2 connectors on the back side.

(b) Install the driver side junction block with the 2 nuts.

3. INSTALL INSTRUMENT PANEL LOWER FINISH PANEL SUB-ASSEMBLY

(See page Removal Removal )

Components

COMPONENTS ILLUSTRATION ILLUSTRATION ...

Removal

REMOVAL PROCEDURE 1. REMOVE INSTRUMENT PANEL LOWER FINISH PANEL SUB-ASSEMBLY (See page ) 2. REMOVE DRIVER SIDE JUNCTION BLOCK (a) Disconnect the 5 connectors on the front side. ...

Other materials:

Vehicle Information Not Obtained (C1A02)
DESCRIPTION When a new millimeter wave radar sensor assembly is installed, it receives vehicle specification information (destination, steering wheel position, 2WD or 4WD, etc.) from the main body ECU (multiplex network body ECU) and stores the information. DTC C1A02 is stored when the millime ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by check ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT SHIFT LEVER POSITION (a) When moving the shift lever from P to each position with the ignition switch ON and the brake pedal depressed, check that the shift lever moves smoothly and correctly into position. (b) Start the engine and check that the ve ...