Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

Toyota Tacoma 2015-2018 Service Manual: 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 ECU assembly stores DTCs when the ECU detects a malfunction in the ECU itself or in its circuits.

To check the DTCs, connect the Techstream to the DLC3 on the vehicle. The Techstream makes it possible to clear the DTCs, activate the various actuators, and check the freeze frame data and Data List.

2. CHECK DLC3

(a) Check the DLC3 (See pageDtc Check / Clear).

Terminals Of Ecu
TERMINALS OF ECU 1. CLEARANCE WARNING ECU ASSEMBLY (a) Disconnect the C30 connector from the clearance warning ECU assembly. (b) Measure the voltage and resistance according to the value(s) in th ...
Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the back sonar or clearance sonar switch assembly on. (d) Turn the Techstream o ...
Other materials:

Crawl Indicator Light does not Come ON
DESCRIPTION Refer to Crawl Indicator Light Remains ON (See page ). WIRING DIAGRAM Refer to Crawl Indicator Light Remains ON (See page ). CAUTION / NOTICE / HINT NOTICE: When replacing the skid control ECU (master cylinder solenoid), perform calibration (See page ).

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  • Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

    Toyota Tacoma 2015-2018 Service Manual: Diagnosis System