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:

Test Mode Procedure
TEST MODE PROCEDURE 1. WARNING LIGHT AND INDICATOR LIGHT INITIAL CHECK (a) When the ignition switch is turned ON, check that the ABS warning, brake warning, and slip indicator lights come on for approximately 3 seconds. HINT: When the brake fluid level is low, the brake warning light c ...

Components
COMPONENTS ILLUSTRATION HINT: The following specifications are for BD20D (w/o Differential Lock). BD20D differentials are equipped with M8 rear differential carrier to rear axel housing fasteners. ILLUSTRATION ILLUSTRATION ...

VSC Buzzer Circuit
DESCRIPTION The skid control ECU (brake actuator assembly) is connected to the combination meter via CAN communication. The combination meter has a built-in VSC warning buzzer: Sounds intermittently to inform the driver if the temperature of brake actuator assembly has increased exce ...

В© 2011-2025 Copyright www.ttguide.net