Toyota Tacoma (2015-2018) Service Manual: System Diagram

Toyota Tacoma (2015-2018) Service Manual / Supplemental Restraint Systems / Airbag System / System Diagram

SYSTEM DIAGRAM

Transmitting ECU (Transmitter)	Receiving ECU	Signal	Communication Method
Airbag Sensor Assembly	ECM	Crash detection signal	CAN
Airbag Sensor Assembly	Combination Meter Assembly	SRS warning light ON demand signal Diagnosis signal (DTC)	CAN
Combination Meter Assembly	Airbag Sensor Assembly	Vehicle speed signal	CAN
ECM	Airbag Sensor Assembly	Engine speed signal Accelerator opening angle information Accelerator opening angle signal Shift position signal Test mode signal Stop signal	CAN

Precaution

PRECAUTION CAUTION: The vehicle is equipped with SRS, which consists of a driver airbag, front passenger airbag, side airbags and curtain shield airbags and knee airbags. Failure to ...

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT ...

Other materials:

Reassembly
REASSEMBLY CAUTION / NOTICE / HINT HINT: Perform "Inspection After Repairs" after replacing the cylinder head sub-assembly or cylinder head LH (See page ). PROCEDURE 1. INSTALL SPARK PLUG TUBE NOTICE: When using a new cylinder head, the spark plug tubes must be replaced. ...

Door Courtesy Switch Circuit
DESCRIPTION The main body ECU (multiplex network Body ECU) receives a door open or closed signal from each door courtesy light switch. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Recognition code registration is necessary when replacing the main body ECU (multiplex network bo ...

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 Dete ...