Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: TS and CG Terminal Circuit

DESCRIPTION

In Test Mode (signal check), a malfunction in the speed sensor that cannot be detected when the vehicle is stopped can be detected while driving.

Sensor check mode can be entered by connecting terminals TS and CG of the DLC3 and turning the ignition switch from off to ON.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

CAUTION / NOTICE / HINT

NOTICE:

When replacing the skid control ECU (brake actuator assembly), perform zero point calibration and store system information (See page PROCEDURE PROCEDURE ).

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (BRAKE ACTUATOR ASSEMBLY - TS of DLC3)

(a) Turn the ignition switch off.

(b) Disconnect the S1 skid control ECU (brake actuator assembly) connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

S1-24 (TS) - D4-12 (TS)

Always

Below 1 Ω

S1-24 (TS) or D4-12 (TS) - Body ground

Always

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

2.

CHECK HARNESS AND CONNECTOR (CG of DLC3 - BODY GROUND)

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

D4-4 (CG) - Body ground

Always

Below 1 Ω

Text in Illustration

*a

Front view of DLC3

OK

REPLACE BRAKE ACTUATOR ASSEMBLY

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

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 inte ...

VSC OFF Switch Circuit
DESCRIPTION The skid control ECU assembly is connected to the combination meter assembly via CAN communication. Pressing the VSC OFF switch turns off TRAC operation, and pressing and holding thi ...

Other materials:

Data List / Active Test
DATA LIST / ACTIVE TEST 1. READ DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or sig ...

System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line ECM Millimeter Wave Radar Sensor Assembly Cruise control operation signal Accelerator pedal idle position signal Accel overr ...

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL STARTER ARMATURE ASSEMBLY (a) Install the starter armature to the starter yoke. 2. INSTALL STARTER BRUSH HOLDER ASSEMBLY (a) Install the starter brush holder assembly. (b) Connect the 4 brushes to the starter brush holder assembly. (1) Using a scre ...

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