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:

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL REAR WHEEL CYLINDER CUP KIT (a) Provisionally tighten the bleeder plug to the rear wheel brake cylinder, and install the bleeder plug cap. (b) Apply lithium soap base glycol grease to 2 new cylinder cups and the 2 pistons. (c) Install the cylinder cup onto ea ...

Back-up Light Switch
Components COMPONENTS ILLUSTRATION Inspection INSPECTION PROCEDURE 1. INSPECT BACK-UP LIGHT SWITCH ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Text in Illustration *a Pushed ...

Diagnosis System
DIAGNOSIS SYSTEM 1. CHECK DLC3 (a) The vehicle ECUs use ISO 15765-4 communication protocol. The terminal arrangement of the DLC3 complies with ISO 15031-3 and matches the ISO 15765-4 format. Terminals No. (Symbols) Terminal Description Condition Spe ...