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:

Dtc Check / Clear
DTC CHECK / CLEAR CHECK FOR DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Central Gateway / Trouble Codes. (e) Read the DTCs. CLEAR DTC (a) Connect the Techstream to the DLC3. (b) ...

CD cannot be Inserted / Played or CD is Ejected Right After Insertion
PROCEDURE 1. CHECK IF A PROPER CD IS INSERTED (a) Make sure that the CD is an audio CD or a CD with an MP3, WMA or AAC file, and that it is not deformed, flawed, stained, deteriorated or otherwise defective. OK: CD is normal. HINT: Translucent or uniq ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL FRONT NO. 1 SPEAKER ASSEMBLY (a) Install the front No. 1 speaker assembly with the 4 screws. NOTICE: Do not touch t ...

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