Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Diagnosis System

DIAGNOSIS SYSTEM

1. DESCRIPTION

(a) The transponder key ECU assembly controls the engine immobiliser system. The engine immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).

2. CHECK DLC3

(a) Check the DLC3 (See page 3. INSPECT BATTERY VOLTAGE ).

3. INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery.

Registration
REGISTRATION PROCEDURE 1. DESCRIPTION OF CODE REGISTRATION (a) w/ Wireless Door Lock Control System: The key has 2 codes: the key code (immobiliser code) and the wireless code. Both of these cod ...

Dtc Check / Clear
DTC CHECK / CLEAR 1. CHECK FOR TRANSPONDER KEY ECU ASSEMBLY DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following men ...

Other materials:

Inspection
INSPECTION PROCEDURE 1. INSPECT COOLER (ROOM TEMPERATURE. SENSOR) THERMISTOR (a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below. Text in Illustration *a Component without harness connected (coo ...

Components
COMPONENTS ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION *A w/ Seat Heater System - - *1 FRONT SEAT CUSHION HEATER ASSEMBLY *2 FRONT SEATBACK HEATER ASSEMBLY ...

Skid Control Buzzer Circuit (C1A4A)
DESCRIPTION Based on dynamic radar cruise control system operation, the forward recognition camera provides warnings to the driver by sounding the skid control buzzer. DTC C1A4A is stored when a malfunction is detected in the skid control buzzer circuit. DTC No. Detectio ...

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