Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

HINT:

If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.

Lighting system

DTC Code

Detection Item

See page

B1244

Light Sensor Circuit Malfunction

B124B

Automatic High Beam System

B124C

Automatic High Beam Camera

U023A

Lost Communication With Image Processing Module "A"

Data List / Active Test
DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows values or states of switches, sensors, actuators and other items to be read without removing any parts ...

Automatic High Beam System (B124B)
DESCRIPTION The main body ECU (multiplex network body ECU) determines the status of the automatic high beam system based on the automatic high beam system signal from the forward recognition came ...

Other materials:

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) To check DTCs, connect the Techstream to the Data Link Connector 3 (DLC3) of the vehicle. The Techstream displays DTCs and freeze frame data. The DTCs and freeze frame data can be cleared with the Techstream (See page ). 2. NORMAL MODE AND CHECK MODE (a) ...

Invalid Data Received from Deceleration Sensor (C1442,C1443)
DESCRIPTION The skid control ECU (master cylinder solenoid) receives signals from the yaw rate and acceleration sensor (airbag sensor assembly) via the CAN communication system. The airbag sensor assembly has a built-in yaw rate and acceleration sensor. DTC Code DTC Dete ...

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) When troubleshooting a vehicle with a diagnosis system, the only difference from the usual troubleshooting procedure is connecting the Techstream to the vehicle and reading various data output from the clearance warning ECU assembly. The clearance warning E ...

В© 2011-2021 Copyright www.ttguide.net