COMPUTER DATA LINES – Lexus LS 430 2003 – SYSTEM WIRING DIAGRAMS

COMPUTER DATA LINES

Data Link Connector Wiring Diagram for Lexus LS 430 2003

List of elements for Data Link Connector Wiring Diagram for Lexus LS 430 2003:

• (at left kick panel) driver side j/b
• (at right side of shift lever) ih
• (behind lower center of dash, on transmission tunnel) air bag sensor assembly
• (below left side of dash) data link connector (dlc) 3
• A21
• A24
• Air suspension ecu (behind right side of dash)
• B j3
• B j4
• Bat
• C12
• C15
• Combination meter
• D/g
• Ef (on left cylinder head)
• Engine control module (on left front of engine compt, in protective case)
• F16
• Gateway ecu (behind left side of dash)
• Hot at all times
• J/c 12 & 13 (behind upper center of dash)
• J/c 16 & 17 (behind upper center of dash)
• J/c 3 & 4 (near engine control module, in protective case)
• J12
• J13
• J16
• J17
• Multi- display
• Obd fuse 7.5a
• Opb
• S11
• Sil
• Skid control ecu (behind left side of dash)
• Tac
• Tach
• Wfse

High/Low Bus Wiring Diagram (1 of 2) for Lexus LS 430 2003

List of elements for High/Low Bus Wiring Diagram (1 of 2) for Lexus LS 430 2003:

• (at right side of shift lever) ih
• (behind left side of dash) data link connector (dlc) 3
• (behind upper center of dash) j/c 12 & 13
• Acc
• Atx+
• Atx-
• Batt
• Bu+
• Bu-
• Bubs
• C13
• C14
• C17
• Center cluster integration panel
• Clearance sonar ecu (on left side of luggage compt)
• Combination switch
• D-acc fuse 7.5a
• D28
• Driver seat ecu (below left side of driver's seat)
• Driver side j/b (at left kick panel)
• Driver side j/b ecu (at left kick panel)
• E16
• Engine room 2 r/b (on left front of engine compt, behind headlight)
• F11
• F18
• Front controller
• Gateway ecu (behind left end of dash)
• Gnd
• Gtx+
• Gtx-
• Hot at all times
• Hot in on or acc
• Hot in on or start
• I14
• J/c 10 & 11 (behind upper center of dash)
• J/c 31 (w/ rear power seat) (behind left rear seat back)
• J10
• J11
• J12
• J13
• L14
• Left rear seat ecu (behind left rear seat back)
• Luggage room j/b ecu (on left side of luggage compt)
• Mpd1
• Mpd2
• Mpi1
• Mpi2
• Mpl1
• Mpl2
• Mpx
• Mpx+
• Mpx-
• Mpx-b2 fuse 7.5a
• Mpx-ig fuse 7.5a
• Mpx1
• Mpx2
• Mpx3
• Multi- display
• Passenger side j/b (at right kick panel)
• Power tilt & power telescopic ecu (behind left side of dash)
• R25
• R27
• Radio & player
• Rear seat control switch
• Red
• Sil
• Theft deterrent ecu (behind upper right center of dash)
• Transponder key computer (behind upper center of dash)
• Tx+
• Tx-
• Tx1
• Txs+
• Txs-
• W/ navigation
• W/ park assist
• W/o navigation
• Wfse

High/Low Bus Wiring Diagram (2 of 2) for Lexus LS 430 2003

List of elements for High/Low Bus Wiring Diagram (2 of 2) for Lexus LS 430 2003:

• A/c control assembly (behind right side of dash)
• A11
• A24
• Air bag
• Air bag sensor assembly (behind lower center of dash, on transmission tunnel)
• Combination meter
• Cpu
• D25
• Driver door ecu (inside front of left front door)
• Driver side j/b (at left kick panel)
• E10
• E11
• Engine control module (on left front of engine compt, in protective case)
• F13
• F17
• F18
• Front passenger door ecu (inside right front door)
• I18
• Left rear door ecu (inside left rear door)
• Moon roof control ecu (at front of roof opening)
• Mpx
• Mpx+
• Mpx-
• Mpx1
• Mpx2
• Overhead j/b (at front of roof opening)
• Passenger side j/b (at right kick panel)
• Passenger side j/b ecu (at right kick panel)
• R13
• R14
• R26
• Rain sensor (near top center of windshield)
• Right rear door ecu (inside right rear door)
• Right rear seat ecu (behind right rear seat back)
• S12
• Skid control ecu (behind left side of dash)
• T15
• Telephone transceiver & speaker relay (on right side of luggage compt)
• W/ link system
• W/ moon roof
• W/ rain sensor
• W/ rear power seat