Toyota Tundra Service Manual: Terminals Of Ecu

TERMINALS OF ECU

AIRBAG SENSOR ASSEMBLY

Terminal No.

Terminal Symbol

Destination

J177-1

P2+

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

J177-2

P2-

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

J177-3

P-

Instrument panel passenger without door airbag assembly

J177-4

P+

Instrument panel passenger without door airbag assembly

J177-6

D+

Horn button assembly

J177-7

D-

Horn button assembly

J177-8

D2-

Horn button assembly (driver side squib 2nd step)

J177-9

D2+

Horn button assembly (driver side squib 2nd step)

J177-10

PK+

Lower No. 2 instrument panel airbag assembly

J177-11

PK-

Lower No. 2 instrument panel airbag assembly

J177-12

DK-

Lower No. 1 instrument panel airbag assembly

J177-13

DK+

Lower No. 1 instrument panel airbag assembly

J177-15

VHP+

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

J177-16

VHP-

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

J177-26

CANH

CAN communication line

J177-27

CANL

CAN communication line

J177-28

-SR

Front airbag sensor RH

J177-29

+SR

Front airbag sensor RH

J177-30

+SL

Front airbag sensor LH

J177-31

-SL

Front airbag sensor LH

J177-32

E2

Ground

J177-33

E1

Ground

J177-34

P-AB

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

J177-35

PAON

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

J177-36

IG2

A/BAG fuse

P20-5

PL+

Front seat outer belt assembly LH

P20-6

PL-

Front seat outer belt assembly LH

P20-7

ICL-

Curtain shield airbag assembly LH

P20-8

ICL+

Curtain shield airbag assembly LH

P20-15

SFL-

Front seat airbag assembly LH

P20-16

SFL+

Front seat airbag assembly LH

P20-25

LSP+

Seat position airbag sensor

P20-26

LSP-

Seat position airbag sensor

P20-27

LBE-

Front seat inner belt assembly LH

P20-28

LBE+

Front seat inner belt assembly LH

P20-31

BBL-

Side airbag sensor assembly LH

P20-32

BBL+

Side airbag sensor assembly LH

Q15-1

ICR+

Curtain shield airbag assembly RH

Q15-2

ICR-

Curtain shield airbag assembly RH

Q15-3

PR-

Front seat outer belt assembly RH

Q15-4

PR+

Front seat outer belt assembly RH

Q15-9

SFR+

Front seat airbag assembly RH

Q15-10

SFR-

Front seat airbag assembly RH

Q15-25

BBR+

Side airbag sensor assembly RH

Q15-26

BBR-

Side airbag sensor assembly RH

Q15-31

FSR-

Occupant classification ECU

Q15-32

FSR+

Occupant classification ECU

    System Diagram

    Vehicle Control History

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