Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Terminals Of Ecu

TERMINALS OF ECU

1. AIRBAG SENSOR ASSEMBLY

Terminal No.

Terminal Symbol

Destination

A21-1

P2+

Instrument panel passenger without door airbag assembly (Front passenger side squib 2nd step)

A21-2

P2-

Instrument panel passenger without door airbag assembly (Front passenger side squib 2nd step)

A21-3

P-

Instrument panel passenger without door airbag assembly (Front passenger side squib)

A21-4

P+

Instrument panel passenger without door airbag assembly (Front passenger side squib)

A21-5

D+

Horn button assembly (Driver side squib)

A21-6

D-

Horn button assembly (Driver side squib)

A21-7

D2-

Horn button assembly (Driver side squib 2nd step)

A21-8

D2+

Horn button assembly (Driver side squib 2nd step)

A21-9

DK+

Lower No. 1 instrument panel airbag assembly (Driver side knee airbag squib)

A21-10

DK-

Lower No. 1 instrument panel airbag assembly (Driver side knee airbag squib)

A21-11

VHP+

Instrument panel passenger without door airbag assembly (Variable vent hole squib)

A21-12

VHP-

Instrument panel passenger without door airbag assembly (Variable vent hole squib)

A21-13

CANH

CAN

A21-17

P-AB

Air conditioning control assembly (Passenger airbag ON/OFF indicator)

A21-19

PK+

Lower No. 2 instrument panel airbag assembly (Passenger side knee airbag squib)

A21-20

PK-

Lower No. 2 instrument panel airbag assembly (Passenger side knee airbag squib)

A21-21

IG2

IGN fuse (Power Source)

A21-22

CANL

CAN

A21-23

PAON

Air conditioning control assembly (Passenger airbag ON/OFF indicator)

A21-25

E1

Ground

A21-26

E2

Ground

A21-27

-SR

Front airbag sensor RH

A21-28

-SL

Front airbag sensor LH

A21-29

+SR

Front airbag sensor RH

A21-30

+SL

Front airbag sensor LH

A22-1

PL-

Front seat outer belt assembly LH (Front pretensioner squib LH)

A22-2

PL+

Front seat outer belt assembly RH (Front pretensioner squib RH)

A22-6

ICL-

Curtain shield airbag assembly LH (Driver side curtain shield squib)

A22-7

ICL+

Curtain shield airbag assembly LH (Driver side curtain shield squib)

A22-8

BBL+

Side airbag sensor assembly LH

A22-9

SFL+

Front seat airbag assembly LH (Side squib LH)

A22-10

SFL-

Front seat airbag assembly LH (Side squib LH)

A22-11

LBE+

Front seat inner belt assembly LH

A22-12

LBE-

Front seat inner belt assembly LH

A22-13

LSP-

Seat position airbag sensor

A22-14

LSP+

Seat position airbag sensor

A22-15

BBL-

Side airbag sensor assembly LH

A23-4

PR+

Front seat outer belt assembly RH (Front pretensioner squib RH)

A23-5

PR-

Front seat outer belt assembly RH (Front pretensioner squib RH)

A23-6

SFR-

Front seat airbag assembly RH (Side squib RH)

A23-7

SFR+

Front seat airbag assembly RH (Side squib RH)

A23-8

BBR+

Side airbag sensor assembly RH

A23-9

ICR+

Curtain shield airbag assembly RH (Front Passenger side curtain shield squib)

A23-10

ICR-

Curtain shield airbag assembly RH (Front Passenger side curtain shield squib)

A23-11

BBR-

Side airbag sensor assembly RH

A23-12

FSR+

Occupant detection ECU

A23-13

FSR-

Occupant detection ECU

Dtc Check / Clear
DTC CHECK / CLEAR 1. SUPPLEMENTAL RESTRAINT SYSTEM DTC CHECK (USING SST CHECK WIRE) (a) Check the DTCs (Present DTCs). (1) Turn the ignition switch to ON, and wait for approximately 60 seconds. ...

Data List / Active Test
DATA LIST / ACTIVE TEST HINT: By accessing the Data List displayed on the Techstream, you can perform such functions as reading the values of switches and sensors without removing any parts. Rea ...

Other materials:

Precaution
PRECAUTION 1. HANDLING PRECAUTIONS ON STEERING SYSTEM (a) Care must be taken when replacing parts. Incorrect replacement may affect the performance of the steering system and result in driving hazards. 2. HANDLING PRECAUTIONS ON SRS AIRBAG SYSTEM (a) The vehicle is equipped with a SRS (Supplem ...

Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter
DESCRIPTION The No. 1 stereo jack adapter assembly sends the sound signal from an external device to the navigation receiver assembly via this circuit. If there is an open or short in the circuit, sound cannot be heard from the speakers even if there is no malfunction in the stereo component a ...

Propeller Shaft System
Problem Symptoms Table PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Che ...

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