Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: 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 Detection Condition

Trouble Area

C1442

An invalid data signal is transmitted continuously from the acceleration sensor for 10 seconds or more.

Yaw rate and acceleration sensor (airbag sensor assembly)

C1443

An invalid data signal is transmitted continuously from the yaw rate sensor for 10 seconds or more.

Yaw rate and acceleration sensor (airbag sensor assembly)

CAUTION / NOTICE / HINT

NOTICE:

When replacing the yaw rate and acceleration sensor (airbag sensor assembly), perform zero point calibration (See page ). PROCEDURE ).

PROCEDURE

1.

CHECK DTC

(a) Turn the ignition switch off.

(b) Clear the DTC (See page ). (c) Start and idle the engine for 60 seconds, and then stop the engine. ).

(c) Start and idle the engine for 60 seconds, and then stop the engine.

(d) Check if the same DTC is recorded (See page Result Result ).

Result

Result

Proceed to

DTC output

A

DTC not output

B

A

REPLACE AIRBAG SENSOR ASSEMBLY

B

CHECK USE SIMULATION METHOD TO CHECK

Steering Angle Sensor Unusual Bank Angle Detected (C1440)
DESCRIPTION If the skid control ECU (master cylinder solenoid) determines that the vehicle is being driven at a steep bank angle, the skid control ECU (master cylinder solenoid) stores DTC C1440 ...

Accumulator Low Pressure (C1452)
DESCRIPTION DTC Code DTC Detection Condition Trouble Area C1452 After braking, the fluid pressure inside the accumulator is below the ...

Other materials:

Terminals Of Ecu
TERMINALS OF ECU 1. TERMINAL INSPECTION Text in Illustration *a Component without harness connected (Steering Lock ECU (Steering Lock Actuator or UPR Bracket Assembly)) - - (a) Measure the voltage and resistance according to the value(s) i ...

Sun visors
Type A Forward position: Flip down. Side position: Flip down, unhook, and swing to the side. Type B Forward position: Flip down. Side position: Flip down, unhook, and swing to the side. Side extender: Place in side position, then slide backwards. ...

Main Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
DESCRIPTION This DTC is stored when items controlled by the main body ECU (multiplex network body ECU) cannot be customized via the audio and visual system vehicle customization screen. HINT: The main body ECU (multiplex network body ECU) controls the items for the following systems th ...

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