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:

Lost Communication With ECM/PCM "A" Missing Message (U010087,U010487,U012287)
DESCRIPTION The ECM communicates with each sensor and ECU via CAN communication. If any malfunction is detected in a CAN communication circuit, one or more CAN communication system DTCs are stored. DTC No. Detection Item DTC Detection Condition Troubl ...

Sending Malfunction (Navigation to APGS) (U0073,U0100,U0129,U0140,U0155,U0164)
DESCRIPTION These DTCs are stored when a malfunction occurs in the CAN communication circuit. DTC Code DTC Detection Condition Trouble Area U0073 CAN bus connection error CAN communication system U0100 ...

Front Camera Module Circuit (C1AA0)
DESCRIPTION The millimeter wave radar sensor assembly receives information about the area in front of the vehicle from the forward recognition camera. If the millimeter wave radar sensor assembly detects a malfunction in the forward recognition camera, it will store DTC C1AA0. DTC ...