Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Terminals Of Ecu

TERMINALS OF ECU

AIRBAG ECU ASSEMBLY

Terminal No.

Terminal Symbol

Destination

*: w/ Manual (SOS) Switch

K29-3

PLR-

Rear pretensioner squib LH (Rear seat 3 point type belt assembly LH)

K29-4

PLR+

K29-5

PL+

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

K29-6

PL-

K29-7

ICL-

Curtain shield squib LH (Curtain shield airbag assembly LH)

K29-8

ICL+

K29-13

SRL+

Rear side squib LH (Rear seat airbag assembly LH)

K29-14

SRL-

K29-15

SFL-

Front side squib LH (Front seat airbag assembly LH)

K29-16

SFL+

K29-25

LSP+

Seat position airbag sensor

K29-26

LSP-

K29-27

LBE-

Front seat belt buckle switch LH (Front seat inner belt assembly LH)

K29-28

LBE+

K29-29

BCL+

Side No. 1 airbag sensor LH

K29-30

BCL-

K29-31

BBL-

Side No. 2 airbag sensor LH

K29-32

BBL+

G50-1

P2+

Front passenger squib 2nd step (Instrument panel passenger airbag assembly)

G50-2

P2-

G50-3

P-

Front passenger squib (Instrument panel passenger airbag assembly)

G50-4

P+

G50-6

D+

Driver squib (Horn button assembly)

G50-7

D-

G50-8

D2-

Driver squib 2nd step (Horn button assembly)

G50-9

D2+

G50-10

PK+

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

G50-11

PK-

G50-12

DK-

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

G50-13

DK+

G50-23*

GSW3

DCM (Telematics transceiver)

G50-25

GSW

Main body ECU (Multiplex network body ECU)

G50-26

CANH

CAN communication line

G50-27

CANL

G50-28

-SR

Front airbag sensor RH

G50-29

+SR

G50-30

+SL

Front airbag sensor LH

G50-31

-SL

G50-32

E2

Ground

G50-33

E1

G50-34

P-AB

Passenger airbag ON/OFF indicator (Radio and display receiver assembly)

G50-35

PAON

G50-36

IG2

A/BAG-IG2 fuse

K28-1

ICR+

Curtain shield squib RH (Curtain shield airbag assembly RH)

K28-2

ICR-

K28-3

PR-

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

K28-4

PR+

K28-5

PRR+

Rear pretensioner squib RH (Rear seat 3 point type belt assembly RH)

K28-6

PRR-

K28-9

SFR+

Front side squib RH (Front seat airbag assembly RH)

K28-10

SFR-

K28-11

SRR-

Rear side squib RH (Rear seat airbag assembly RH)

K28-12

SRR+

K28-25

BBR+

Side No. 2 airbag sensor RH

K28-26

BBR-

K28-27

BCR-

Side No. 1 airbag sensor RH

K28-28

BCR+

    System Diagram

    Lost Communication with Restraints Occupant Classification System Module (U0154)

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    Toyota Avalon (XX50) 2019-2022 Owners Manual

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