Lexus LS II (1994-2000) sig cpub grd Wiring diagrams
This page contains all the electrical diagrams for the component. sig cpub grd, in which he is found in the car Lexus LS II (1994-2000). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..
sig cpub grd wiring diagram (1 of 7)
7 6 5 4 3 2 1 +B
BDR BECU TKUL MPX-
BLK WIRE
BLU RED/ WIRE
BLU/BLK WIRE
BLU/RED WIRE
BODY ECU (BEHIND LEFT SIDE OF DASH)
BRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
BRN/YEL WIRE
CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER)
COMPUTER DATA LINES SYSTEM
CTYE CTY
D FR DOOR FUSE
DOME FUSE
DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL)
EXTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM
FUSE HOLDER (BEHIND LEFT SIDE OF DASH)
GRD
GRN WIRE
GRN/BLK WIRE
GRN/ORG WIRE
GRN/RED WIRE
GRN/WHT WIRE
GRY WIRE
HORN HRLY TRLY SH
HORNS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM
HOT AT ALL TIMES
HOT IN ACCY OR RUN
HOT IN RUN OR START
INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER)
JUNCTION CONNECTOR J/C 9 (RIGHT KICK PANEL)
KEYLESS BUZZER (AT LEFT REAR CORNER OF ENGINE COMPT)
KEYLESS BUZZER ON/OFF SWITCH
KL KEYE KUL BDR A+ A- LSWE LSW ML MUL PWE
LEFT FRONT DOOR KEY LOCK/ UNLOCK SWITCH
LEFT FRONT DOOR LOCK CONTROL SWITCH (POWER WINDOW MASTER SWITCH)
LOCK
LT GRN WIRE
LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH
MPX+ KSW HDCY
MPX-B FUSE
PNK PWS IND ACAN BZR WIRE
PNK WIRE
PNK/BLU WIRE
PWR-IG FUSE
RADIO 2 FUSE
RDA RCO
RED WIRE
RED/BLU WIRE
RED/YEL WIRE
SIG CPUB GRD
SIG RDA RCO HAZ
THEFT DETERRENT HORN (AT RIGHT REAR CORNER OF ENGINE COMPT)
TO CENTER JUNCTION BLOCK (DIAGRAM 2 OF 2)
UNLK
VIO WIRE
VIO/GRN WIRE
VIO/RED WIRE
VIO/YEL WIRE
WHT WIRE
WHT/BLK WIRE
WHT/RED WIRE
WIRELESS DOOR LOCK CONTROL ECU (BEHIND RIGHT SIDE OF DASH)
YEL WIRE
YEL/RED WIRE
Go to component -> Anti-theft circuit (1 of 2) -> SIG CPUB GRD
sig cpub grd wiring diagram (2 of 7)
7 6 5 4 3 2 1 +B
BDR CTYB CYL LSWE LSW
BLK WIRE
BLK/RED WIRE
BLU RED/ WIRE
BLU/WHT WIRE
BLU/YEL WIRE
BRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER)
COMPUTER DATA LINES SYSTEM
CTYE CTY
D FR DOOR FUSE
DIODE (RIGHT REAR INTERIOR LIGHT) (NEAR BASE OF RIGHT C-PILLAR)
DOME FUSE
DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL)
EXTERIOR LIGHTS SYSTEM (HIGH MOUNTED STOPLIGHT)
FUSE HOLDER (BEHIND LEFT SIDE OF DASH)
GRD
GRN/WHT WIRE
GRN/YEL WIRE
GRY WIRE
HOT AT ALL TIMES
HOT IN ACCY OR RUN
HOT IN RUN OR START
INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER)
JUNCTION CONNECTOR J/C 9 (RIGHT KICK PANEL)
LEFT FRONT DOOR COURTESY LIGHT
LUGGAGE COMPARTMENT LIGHT
MPX-B FUSE
PPL/GRN WIRE
PPL/RED WIRE
PPL/WHT WIRE
PPL/YEL WIRE
PWR-IG FUSE
RADIO 2 FUSE
RDA RCO
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RIGHT REAR DOOR COURTESY LIGHT
RIGHT REAR INTERIOR LIGHT
RIGHT REAR PERSONAL LIGHT
SIG CPUB GRD
TO CENTER JUNCTION BLOCK (DIAGRAM 3 OF 3)
TO CENTER JUNCTION BLOCK (DIAGRAM 3 OF 3) PPL/
UNLK
WHT/BLK WIRE
WIRELESS DOOR LOCK CONTROL ECU (BEHIND RIGHT SIDE OF DASH)
YEL WIRE
Go to component -> Courtesy lamps circuit (2 of 3) -> SIG CPUB GRD
sig cpub grd wiring diagram (3 of 7)
7 3 4 +B RCO RDA
AUTO
AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER LEFT SIDE OF DASH)
BDR
BDR BECU MPX-
BLK WIRE
BODY ECU (BEHIND LEFT SIDE OF DASH)
BRN/RED WIRE
BRN/WHT WIRE
CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER)
CLTE CLTB CLTS
COMPUTER DATA LINES SYSTEM
CTYE CTY
D FR DOOR FUSE
DOME FUSE
DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL)
FUSE HOLDER (BEHIND LEFT SIDE OF DASH)
GRN WIRE
GRN/BLK WIRE
GRN/ORG WIRE
GRN/WHT WIRE
GRY WIRE
HEADLIGHT SWITCH
HEADLIGHTS SYSTEM
HOT AT ALL TIMES
HOT IN ACCY OR RUN
HOT IN RUN OR START
HRLY TRLY AUTO HEAD TAIL
INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER)
JUNCTION CONNECTOR J/C 5 (BEHIND LEFT SIDE OF DASH)
LEFT FRONT DOOR OPEN DETECTION SWITCH
LEFT FRONT SIDE MARKER LIGHT
LEFT LICENSE PLATE LIGHT
LEFT PARKING LIGHT
LT GRN/BLK WIRE
MPX
MPX-B FUSE
PNK/BLU WIRE
PWR-IG FUSE
RADIO 2 FUSE
RED WIRE
RED/BLU WIRE
RED/WHT WIRE
RED/YEL WIRE
RIGHT FRONT SIDE MARKER LIGHT
RIGHT LICENSE PLATE LIGHT
RIGHT PARKING LIGHT
SIG CPUB GRD
SIG RCO RDA HAZ
TAIL HEAD TAIL AUTO OFF OFF
VIO WIRE
VIO/YEL WIRE
WHT WIRE
WHT/BLK WIRE
WIRELESS DOOR LOCK CONTROL ECU (BEHIND RIGHT SIDE OF DASH)
YEL WIRE
YEL/RED WIRE
Go to component -> Exterior lamps circuit (1 of 2) -> SIG CPUB GRD
sig cpub grd wiring diagram (4 of 7)
7 3 4 +B RCO RDA
AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER LEFT SIDE OF DASH)
BDR
BDR BECU MPX-
BLK WIRE
BLU WIRE
BODY ECU (BEHIND LEFT SIDE OF DASH)
BRN/RED WIRE
BRN/WHT WIRE
CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER)
CLTE CLTB CLTS PPL
COMPUTER DATA LINES SYSTEM
CTYE CTY
D FR DOOR FUSE
DIMMER SWITCH FOGLIGHT SWITCH
DIODE (DRL) (BEHIND LEFT KICK PANEL)
DOME FUSE
DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL)
FOG LIGHTS
FUSE HOLDER (BEHIND LEFT SIDE OF DASH)
GRN WIRE
GRN/BLK WIRE
GRN/WHT WIRE
GRY WIRE
HEADLIGHT SWITCH
HEADLIGHTS SYSTEM (HEADLIGHT BEAM LEVEL CONTROL)
HIGH AUTO
HIGH LOW LOW
HOT AT ALL TIMES
HOT IN ACCY OR RUN
HOT IN RUN OR START
HRLY TRLY AUTO HEAD TAIL
INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER)
JUNCTION CONNECTOR J/C 5 (UPPER LEFT END OF DASH)
LEFT FRONT DOOR OPEN DETECTION SWITCH
LT GRN/BLK WIRE
MPX
MPX-B FUSE
PNK/BLU WIRE
PPL
PPL/BLU WIRE
PPL/YEL WIRE
PWR-IG FUSE
RADIO 2 FUSE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/WHT WIRE
RED/YEL WIRE
SIG CPUB GRD
SIG RCO RDA
TAIL HEAD TAIL AUTO OFF OFF
WHT/BLK WIRE
WIPER/ WASHER SYSTEM (HEADLIGHT CLEANER SWITCH)
WIRELESS DOOR LOCK CONTROL ECU (BEHIND RIGHT SIDE OF DASH)
YEL WIRE
Go to component -> Headlamps circuit, with drl (1 of 2) -> SIG CPUB GRD
sig cpub grd wiring diagram (5 of 7)
7 3 4 +B RCO RDA
AUTO
AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER LEFT SIDE OF DASH)
BDR
BDR BECU MPX-
BLK WIRE
BLU WIRE
BODY ECU (BEHIND LEFT SIDE OF DASH)
BRN/RED WIRE
BRN/WHT WIRE
CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER)
CLTE CLTB CLTS PPL
COMPUTER DATA LINES SYSTEM
CTYE CTY
D FR DOOR FUSE
DIMMER SWITCH FOGLIGHT SWITCH
DOME FUSE
DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL)
FOG LIGHTS
FUSE HOLDER (BEHIND LEFT SIDE OF DASH)
GRN WIRE
GRN/BLK WIRE
GRN/WHT WIRE
GRY WIRE
HEADLIGHT SWITCH
HEADLIGHTS SYSTEM (HEADLIGHT BEAM LEVEL CONTROL) (W/ HID ONLY)
HIGH HIGH LOW LOW
HOT AT ALL TIMES
HOT IN ACCY OR RUN
HOT IN RUN OR START
HRLY TRLY AUTO HEAD TAIL
INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER)
JUNCTION CONNECTOR J/C 5 (UPPER LEFT END OF DASH)
LEFT FRONT DOOR OPEN DETECTION SWITCH
LT GRN/BLK WIRE
MPX
MPX-B FUSE
PNK/BLU WIRE
PPL
PPL/BLU WIRE
PPL/YEL WIRE
PWR-IG FUSE
RADIO 2 FUSE
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/WHT WIRE
RED/YEL WIRE
SHORT CONNECTOR
SIG CPUB GRD
SIG RCO RDA
TAIL HEAD TAIL AUTO OFF OFF
WHT/BLK WIRE
WIRELESS DOOR LOCK CONTROL ECU (BEHIND RIGHT SIDE OF DASH)
YEL WIRE
Go to component -> Headlamps circuit, without drl (1 of 2) -> SIG CPUB GRD
sig cpub grd wiring diagram (6 of 7)
7 6 5 4 3 2 1 +B
BDR BECU TKUL MPX-
BLK WIRE
BLU RED/ WIRE
BLU/BLK WIRE
BLU/RED WIRE
BODY ECU (BEHIND LEFT SIDE OF DASH)
BRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
BRN/YEL WIRE
CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER)
COMPUTER DATA LINES SYSTEM
CTYE CTY
D FR DOOR FUSE
DOME FUSE
DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL)
EXTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM
FUSE HOLDER (BEHIND LEFT SIDE OF DASH)
GRD
GRN WIRE
GRN/BLK WIRE
GRN/ORG WIRE
GRN/RED WIRE
GRN/WHT WIRE
GRY WIRE
HORN HRLY TRLY SH
HORNS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM
HOT AT ALL TIMES
HOT IN ACCY OR RUN
HOT IN RUN OR START
INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER)
JUNCTION CONNECTOR J/C 9 (RIGHT KICK PANEL)
KEYLESS BUZZER (AT LEFT REAR CORNER OF ENGINE COMPT)
KEYLESS BUZZER ON/OFF SWITCH
KL KEYE KUL BDR A+ A- LSWE LSW ML MUL PWE
LEFT FRONT DOOR KEY LOCK/ UNLOCK SWITCH
LEFT FRONT DOOR LOCK CONTROL SWITCH (POWER WINDOW MASTER SWITCH)
LOCK
LT GRN WIRE
LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH
MPX+ KSW HDCY
MPX-B FUSE
PNK PWS IND ACAN BZR WIRE
PNK WIRE
PNK/BLU WIRE
PPL/GRN WIRE
PPL/RED WIRE
PPL/YEL WIRE
PWR-IG FUSE
RADIO 2 FUSE
RDA RCO
RED WIRE
RED/BLU WIRE
RED/YEL WIRE
SIG CPUB GRD
SIG RDA RCO HAZ
THEFT DETERRENT HORN (AT RIGHT REAR CORNER OF ENGINE COMPT)
TO CENTER JUNCTION BLOCK (DIAGRAM 2 OF 2)
TO CENTER JUNCTION BLOCK (DIAGRAM 2 OF 2) PPL/
UNLK
WHT WIRE
WHT/BLK WIRE
WHT/RED WIRE
WIRELESS DOOR LOCK CONTROL ECU (BEHIND RIGHT SIDE OF DASH)
YEL WIRE
YEL/RED WIRE
Go to component -> Keyless entry & anti-theft circuit (1 of 2) -> SIG CPUB GRD
sig cpub grd wiring diagram (7 of 7)
7 6 5 4 3 2 1 +B
BDR BECU MPX-
BLK WIRE
BLK/WHT WIRE
BLU RED/ WIRE
BLU/BLK WIRE
BLU/RED WIRE
BODY ECU (BEHIND LEFT SIDE OF DASH)
BRN/BLK WIRE
BRN/RED WIRE
BRN/WHT WIRE
BRN/YEL WIRE
CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER)
COMPUTER DATA LINES SYSTEM
CTYE CTY SGRD PLS LMT AUTO MUP MDN
D FR DOOR FUSE
DOME FUSE
DOWN
DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL)
EXTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM
FRONT POWER WINDOW MASTER SWITCH
FUSE HOLDER (BEHIND LEFT SIDE OF DASH)
GRD
GRN WIRE
GRN/BLK WIRE
GRN/ORG WIRE
GRN/RED WIRE
GRN/WHT WIRE
GRY WIRE
HORN HRLY TRLY
HORNS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM
HOT AT ALL TIMES
HOT IN ACCY OR RUN
HOT IN RUN OR START
INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER)
JUNCTION CONNECTOR J/C 9 (RIGHT KICK PANEL)
KL KEYE KUL BDR ML MUL PWE UP DN
LEFT FRONT DOOR KEY LOCK/ UNLOCK SWITCH
LOCK
LR (-) RR (-)
MPX
MPX-B FUSE
PNK PNK WIRE
PNK PWS WIRE
PNK WIRE
PNK/BLK WIRE
PNK/BLU WIRE
PPL
PPL/WHT WIRE
PPL/YEL WIRE
PWR-IG FUSE
RADIO 2 FUSE
RDA RCO
RED WIRE
RED/BLU WIRE
RED/WHT WIRE
RED/YEL WIRE
RF LF
SIG CPUB GRD
SIG RDA RCO HAZ
TO CENTER JUNCTION BLOCK (DIAGRAM 2 OF 3)
TO CENTER JUNCTION BLOCK (DIAGRAM 2 OF 3) PPL/
UNLK
WHT WIRE
WHT/BLK WIRE
WHT/RED WIRE
WINDOW LOCK SWITCH
WIRELESS DOOR LOCK CONTROL ECU (BEHIND RIGHT SIDE OF DASH)
WLSW
YEL WIRE
YEL/BLK WIRE
YEL/RED WIRE
Go to component -> Power window circuit (1 of 3) -> SIG CPUB GRD
