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:

Yaw Rate Sensor Malfunction (C1436)
DESCRIPTION The skid control ECU (master cylinder solenoid) receives signals from the yaw rate and acceleration (airbag sensor assembly) via the CAN communication system. The airbag sensor assembly has a built-in yaw rate and acceleration sensor and detects the vehicle's condition using 2 ...

Short in Front Passenger Side Squib 2nd Step Circuit (B1815/54-B1818/54)
DESCRIPTION The front passenger side squib 2nd step circuit consists of the airbag sensor assembly and the instrument panel passenger without door airbag assembly. The circuit signals the SRS to deploy when airbag deployment conditions are met. These DTCs are set when a malfunction is detected ...

Screen Flicker or Color Distortion
PROCEDURE 1. CHECK DISPLAY SETTING (a) Reset display settings (contrast, brightness) and check that the screen appears normal. OK: The display returns to normal. OK END NG PROCEED TO NEXT SUSPECTED AREA SHOWN IN ...