Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Lost Communication with Front Camera Module (U023A)

Toyota Tacoma (2015-2018) Service Manual / Lighting / Lighting System / Lost Communication with Front Camera Module (U023A)

DESCRIPTION

These DTCs are stored when the CAN communication system is malfunctioning.

DTC No.

 

DTC Detecting Condition

Trouble Area

U023A

Lost Communication With Image Processing Module"A"

The main body ECU (multiplex network body ECU) does not receive data from the forward recognition camera for approximately 10 secondsor more.

  • CAN communication system
  • Forward recognition camera
  • Main body ECU (multiplex network body ECU)

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs.

Click here (b) Check for DTCs.

(b) Check for DTCs.

Click here OK:

OK:

DTC U023A is not output.

Result

Proceed to

OK

NG

A

USE SIMULATION METHOD TO CHECK

B

GO TO CAN COMMUNICATION SYSTEM

Automatic High Beam Camera (B124C)
DESCRIPTION The main body ECU (multiplex network body ECU) detects a high beam headlight illumination request signal of the automatic high beam system from the forward recognition camera ...

Automatic High Beam System does not Operate or Operation Indicator does not Illuminate
DESCRIPTION The main body ECU (multiplex network body ECU) controls the automatic high beam system based on signals received from the forward recognition camera. WIRING DIAGRAM CAUTION / NOTICE ...

Other materials:

Multimedia system types
Entune Audio Entune Audio Plus Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”. Entune Premium Audio Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”. ...

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side) (a) Connect the Techstream to the DLC3. (b) Start the engine. (c) Turn the Techstream on. (d) Enter the following menus: Powertrain / Engine / Active Test / Control the Intake VVT OCV D ...

Open in Stop Light Switch Circuit (C1425)
DESCRIPTION The skid control ECU (brake actuator assembly) detects the brake operating conditions through a signal transmitted by the stop light switch. The skid control ECU incorporates a circuit to detect an open circuit. This DTC is output when an open circuit is detected in the stop light ...

© 2011-2025 Copyright www.ttguide.net