Toyota Tacoma (2015-2018) Service Manual: Rear Airbag Sensor(for Access Cab)

Front Occupant Classification Sensor LH Circuit Malfunction (B1780)

DESCRIPTION The occupant classification sensor front LH circuit consists of the occupant detection ECU and the occupant classification sensor front LH. DTC B1780 is set when a malfunction is detec ...

Components

COMPONENTS ILLUSTRATION ...

Other materials:

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Proceed to the troubleshooting for each circuit in the table below. Symptom Suspected Area See page Passenger seat occupant conditions and displayed passenger airbag ON/OFF indicator do not correspond Tr ...

Immobiliser System does not Operate Properly
DESCRIPTION The engine immobiliser system compares the ID code that is registered in the certification ECU (smart key ECU assembly) with the ID code of the transponder chip that is embedded in the electrical key transmitter sub-assembly. WIRING DIAGRAM (See page ). CAUTION / NOTICE / HINT ...

Active head restraints (Access Cab and Double Cab models only)
When the occupant’s back presses against the seatback during a rear-end collision, the head restraint moves slightly forward to help reduce the risk of whiplash on the seat occupant. ■Active head restraints Even small forces applied to the seatback may cause the head restraint to mov ...