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Supplemental Restraints — Lexus IS 250 2007 Wiring Diagram

SUPPLEMENTAL RESTRAINTS

Pre-Collision Wiring Diagram for Lexus IS 250 2007

List of elements for Pre-Collision Wiring Diagram for Lexus IS 250 2007:

(above left rear wheelwell) junction connector q36
Buckle switch
Canh
Canl
Computer data lines system
D14
Ecu ig rh fuse 10a
Hot at all times
Hot in on or start
Ig1
J16
Junction connector j27 (behind left side of dash)
Left front seat outer belt motor
Left kick panel j/b (at left end of dash)
Mol+
Mol-
Mor+
Mor-
Pbk+
Pbk-
Pgnd
Psb fuse 30a
Q2 (left side of trunk)
Red
Right front seat inner belt (w/o occupant classification) (under front passenger's seat)
Right front seat outer belt motor (right "b" pillar)
Right kick panel j/b (at right end of dash)
Seat belt control ecu (left side of trunk)
Sil

Supplemental Restraint Wiring Diagram (1 of 3) for Lexus IS 250 2007

List of elements for Supplemental Restraint Wiring Diagram (1 of 3) for Lexus IS 250 2007:

(at left end of dash) left kick panel j/b
(at right end of dash) right kick panel j/b
(behind right side of dash) power source control ecu
(under center console) j2
+sl
+sr
-sl
-sr
A23
A25
Air bag sensor seat position
Bbl+
Bbl-
Bcd+
Bcd-
Bcl+
Bcl-
Bcp+
Bcp-
Body ecu
Buckle switch
Canh
Canl
Center air bag sensor assembly (rear of center console)
Computer data lines system
D12
D14
D2+
D2-
Dbe+
Dbe-
Dk+
Dk-
Dsp+
Dsp-
Ecu-ig rh fuse 10a
Fsp+ (or pbe+)
Fsp-
Gauge fuse 7.5a
Gsw
Hot at all times
Hot w/ ig2 relay energized
Icd+
Icd-
Icp+
Icp-
Ig1d
Ig2
Ign fuse 10a
J21
J26
J4 (right kick panel)
J47
J75
Left curtain shield air bag squib (on left roof rail)
Left front pretensioner (at left "b" pillar)
Left front seat inner belt
Left front side air bag sensor (at left "b" pillar)
Left front side air bag squib
Left rear pretensioner (near left "c" pillar)
Left rear side air bag sensor (near left "c" pillar)
Mpx1
Mpx2
P14
P2+
P2-
Pd+
Pd-
Pdr+
Pdr-
Pk+
Pk-
Pnk
Pp+
Pp-
Ppr+
Ppr-
Q32
Red
Rh-ig1 relay
Right kick panel j/b (at right end of dash)
Sfd+
Sfd-
Sfp+
Sfp-
Sil
W/ occupant classification system

Supplemental Restraint Wiring Diagram (2 of 3) for Lexus IS 250 2007

List of elements for Supplemental Restraint Wiring Diagram (2 of 3) for Lexus IS 250 2007:

(at right end of dash) gateway ecu
(behind left side of dash) j/c j27
(below left side of dash) driver's side knee air bag squib
(in right front seat) j/c t11
(lower right side of dash) front passenger's side knee air bag squib
(on left front of engine compt, in protective case) engine control module
(on left side of radiator support) left front air bag sensor
(on right side of radiator support) right front air bag sensor
(right side of dashboard) air bag squib (front passenger's air bag assembly)
+sl
+sr
-sl
-sr
Bbr+
Bbr-
Bcr+
Bcr-
Buckle switch
Ca1h
Ca1l
Canh
Canl
Clock assembly
Computer data lines system
Integration control & panel assembly
Mpd1
Mpd2
Mpi1
Mpi2
P22
P23
Passive restraints system
Pnk
Red
Right curtain shield air bag squib (on right roof rail)
Right front pretensioner (at right "b" pillar)
Right front seat inner belt (under front passenger's seat)
Right front side air bag sensor (at right "b" pillar)
Right front side air bag squib
Right rear pretensioner (at right "c" pillar)
Right rear side air bag sensor (near right "c" pillar)
S/c p22 & p23
Spiral cable
Steering wheel pad air bag squib
W/ navigation system
W/ occupant classification system
W/o navigation system
W/o occupant classification system

Supplemental Restraint Wiring Diagram (3 of 3) for Lexus IS 250 2007

List of elements for Supplemental Restraint Wiring Diagram (3 of 3) for Lexus IS 250 2007:

(left rear of engine compt) skid control ecu w/ actuator
+ig
Anti-lock brakes system
Bgnd
Bsw
Buckle switch
Canh
Canl
Combination meter
Computer data lines system
D13
D29
Dia
Distance control ecu (behind left
Ecu-ig lh fuse 10a
Fsr+
Fsr-
Gbt
Gnd
Gps
Hot at all times
Igb
Input circuit
J/c j27 (behind left side of dash)
J/c j70 (behind right side of dash)
J1 (left kick panel)
J34
J35
J77
Left kick panel j/b (at left end of dash)
Lh-ig2 relay
Lrdd
Lrrd
Micro computer
Millimeter wave radar sensor (front of vehicle)
Mpx+
Mpx-
Occupant classification ecu (if equipped) (in front passenger's seat)
Occupant classification sensor (under front passenger's seat)
Pblt
Pnk
Red
Right front seat inner belt (under front passenger's seat)
Seat belt tension sensor (base of right "b" pillar)
Side of dash)
Skid control ecu (center console)
Srs ind
Steering sensor (at steering column)
Vbt
Vps
Vsc warning buzzer (behind left side of dash)
W/ vehicle dynamics integrated management
W/o vehicle dynamics integrated management
Yaw rate sensor (under center console)

SUPPLEMENTAL RESTRAINTS – Lexus IS 250 2007 – SYSTEM WIRING DIAGRAMS