Infiniti M45 III facelift (2008-2010) computer data lines system Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 IGN PSG-R SW PSV-R 2 5 4 3 GND PNK CAN-L CAN-H WIRE 34 35 SMR-1 (+) 36 37 SML-2 (-) 38 39 40 SML-1 (-) 54 53 56 72 71 55 BATT IGN CAN-H CAN-L GND (PWR) GND 7 27 TX RX AFS CONTROL UNIT (BEHIND RIGHT KICK PANEL) AFS SWITCH ILLU AIMING MOTOR AMDS-L AMP BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 32 33 SMR-2 (+) COMPUTER DATA LINES SYSTEM PNK WIRE CPU CAN-H FUSE FUSE 82 FUSE BLOCK (J/B) (BEHIND LEFT KICK PANEL) FUSE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE HEIGHT SENSOR (UNDER REAR OF VEHICLE) HOT AT ALL TIMES HOT IN ON OR START HSV-R CAN-L HSG-R PS-R IGN IPDM E/R (INTELLIGENT POWER DISTRIBUTION LT BLU WIRE LT GRN WIRE MODULE ENGINE ROOM) (RIGHT REAR OF ENGINE COMPT) CAN-L NCA WIRE ORG/ WIRE ORG/BLU WIRE PNK WIRE PPL PPL AMDS-R PPL PNK WIRE PPL/RED WIRE PPL/WHT WIRE PSG-L HS-R PS-L CAN-H PSV-L 25 26 27 28 29 30 31 GND RED WIRE RED/WHT WIRE RIGHT END OF DASH) SML-1 (-) SML-2 (-) SMR-1 (+) SMR-2 (+) STEERING ANGLE SENSOR (ON STEERING COLUMN) SWIVEL ACTUATOR LEFT FRONT COMBINATION LAMP SWIVEL ACTUATOR RIGHT FRONT COMBINATION LAMP UNIFIED METER CONTROL AFS OFF IND UNIT UNIFIED METER, A/C AMPLIFIER (BEHIND CENTER CONSOLE) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

62 63 57 PPL DOOR SW (DR) DOOR SW (RR LH) TRUNK SW BCM (BODY CONTROL MODULE) (BEHIND RIGHT SIDE OF DASH) BETWEEN FULL STROKE, N BLK WIRE BLU WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CLOSED DRIVER SIDE FRONT DOOR SWITCH (AT LEFT "B" PILLAR) CLOSED LEFT REAR DOOR SWITCH (AT LEFT "C" PILLAR) COMPUTER DATA LINES SYSTEM DOOR SW (AS) DRIVER SIDE FOOT LAMP ENG SW FULL STROKE FUSE 1 FUSE 21 FUSE 22 FUSE, FUSIBLE LINK, RELAY BOX (RIGHT REAR OF ENGINE COMPT) FUSIBLE LINK F GND KEY SLOT GRN WIRE HOT AT ALL TIMES HOT IN ACC OR ON FUSE BLOCK (J/B) (BEHIND LEFT KICK PANEL) FUSE 6 HOT IN ON OR START IGN DOOR SW (RR RH) PWD SERIAL LINK CAN-H CAN-L KEY SWITCH SIG INTELLIGENT KEY UNIT (BEHIND LEFT KICK PANEL) KEY SW SIGNAL LEFT PERSONAL LAMP LOCK LOCK SWITCH UNLOCK SWITCH LOCK UNLOCK LT BLU WIRE LT GRN WIRE NCA WIRE OFF OPEN PASSENGER SIDE FRONT DOOR SWITCH (AT RIGHT "B" PILLAR) ORG/ WIRE ORG/BLU WIRE PASSENGER SIDE FOOT LAMP PNK PPL WIRE PNK WIRE POWER WINDOW MAIN SWITCH (DOOR LOCK, UNLOCK SWITCH) POWER WINDOW SUB-SWITCH (FRONT PASSENGER SIDE) (DOOR LOCK, UNLOCK SWITCH) PPL PPL/RED WIRE PUSH-BUTTON IGNITION SWITCH (PUSH SWITCH) RED WIRE RED/GRN WIRE RED/WHT WIRE RIGHT END OF DASH) RIGHT PERSONAL LAMP UNLOCK WHT WIRE YEL WIRE

3 2 1 GND OUTPUT POWER 40 39 11 38 PNK CAN-L CAN-H WIRE 42 55 PNK BAT (FUSE) BAT (F/L) WIRE 53 54 56 72 71 55 IGN BATT CAN-H CAN-L GND (PWR) GND BCM (BODY CONTROL MODULE) (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/YEL WIRE COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER SIDE FRONT DOOR SWITCH (AT LEFT "B" PILLAR) FOG IND FUSE FUSE BLOCK (J/B) (BEHIND LEFT KICK PANEL) FUSE FUSE FUSE FUSE, FUSIBLE LINK, RELAY BOX (RIGHT REAR OF ENGINE COMPT) FUSIBLE LINK F GRN WIRE GRY WIRE HIGH BEAM IND HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IGN LEFT REAR DOOR SWITCH LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE OPTICAL SENSOR (TOP RIGHT SIDE OF DASH) ORG/ WIRE ORG/BLU WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PASSENGER SIDE FRONT DOOR SWITCH (AT RIGHT "B" PILLAR) PNK WIRE PPL PPL 5 11 10 9 23 12 PPL DOOR SW (DR) DOOR SW (RR LH) PPL/RED WIRE RED WIRE RED/GRN WIRE RED/WHT WIRE RIGHT END OF DASH) RIGHT REAR DOOR SWITCH (AT RIGHT "C" PILLAR) TX RX UNIFIED METER CONTROL UNIT UNIFIED METER, A/C AMPLIFIER (BEHIND CENTER CONSOLE) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE

+B +B LO HI H/LP DTRL GND HI (POWER) CAN-H CAN-L RLY F/B 1 2 8 BAT SIG GND BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CPU FR +IG FOG DAYTIME LIGHT RELAY (CANADA) (IN RELAY BOX 1) ENG SW CAN-L CAN-H KEY SIG PNK WIRE FRONT FOG LAMP RELAY FUSE FUSE 71 FUSE 74 FUSE 72 FUSE 86 FUSE 76 FUSE 78 FUSE 88 GND (SIGNAL) GRY/RED WIRE H/LP H/LP HEAD LAMP (HIGH) HEAD LAMP (LOW) HEAD- LAMP LOW HEAD- LAMP HIGH HEADLAMP HIGH RELAY HEADLAMP LOW RELAY HID CONT HOT AT ALL TIMES HOT AT ALL TIMES FUSE BLOCK (J/B) (BEHIND LEFT KICK PANEL) HOT IN ON OR START INTELLIGENT KEY UNIT (BEHIND LEFT KICK PANEL) IPDM E/R (INTELLIGENT POWER DISTRIBUTION KEY SLOT LEFT FRONT COMBINATION LAMP LEFT FRONT FOG LAMP LT BLU WIRE LT GRN WIRE MODULE ENGINE) (RIGHT REAR OF ENGINE COMPT) PNK WIRE PUSH-BUTTON IGNITION SWITCH (PUSH SWITCH) RED WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT FRONT COMBINATION LAMP RIGHT FRONT FOG LAMP WHT WIRE YEL WIRE

3 2 1 GND OUTPUT POWER 40 39 11 38 PNK CAN-L CAN-H WIRE 42 55 PNK BAT (FUSE) BAT WIRE 53 54 56 72 71 55 IGN BATT CAN-H CAN-L GND (PWR) GND BCM (BODY CONTROL MODULE) (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/YEL WIRE COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER SIDE FRONT DOOR SWITCH (AT LEFT "B" PILLAR) ENGINE COMPT) FOG IND 23 12 FUSE FUSE BLOCK (J/B) (BEHIND LEFT KICK PANEL) FUSE FUSE FUSE FUSE, FUSIBLE LINK, RELAY BOX (RIGHT REAR OF FUSIBLE LINK F GRN WIRE GRY WIRE HIGH BEAM IND HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IGN LEFT REAR DOOR SWITCH LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE OPTICAL SENSOR (TOP RIGHT SIDE OF DASH) ORG/ WIRE ORG/BLU WIRE PASSENGER SIDE FRONT DOOR SWITCH (AT RIGHT "B" PILLAR) PNK WIRE PPL PPL DOOR SW (DR) DOOR SW (RR LH) RED WIRE RED/GRN WIRE RED/WHT WIRE RIGHT END OF DASH) RIGHT REAR DOOR SWITCH (AT RIGHT "C" PILLAR) TX RX UNIFIED METER CONTROL UNIT UNIFIED METER, A/C AMPLIFIER (BEHIND CENTER CONSOLE) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE

+B H/LP +B H/LP LO HI BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN-H COMPUTER DATA LINES SYSTEM CPU FR +IG FOG ENG SW FRONT FOG LAMP RELAY FUSE FUSE 71 FUSE 74 FUSE 72 FUSE 86 FUSE 76 FUSE 78 FUSE 88 GND (SIGNAL) GND H/LP HI CAN-H CAN-L (POWER) F/B HEAD LAMP (HIGH) HEAD- LAMP LOW (XENON) HEAD- LAMP LOW (XENON) HEAD- LAMP HIGH HEADLAMP HIGH RELAY HEADLAMP LOW RELAY HID CONT HOT AT ALL TIMES HOT AT ALL TIMES FUSE BLOCK (J/B) (BEHIND LEFT KICK PANEL) HOT IN ON OR START INTELLIGENT KEY UNIT (BEHIND LEFT KICK PANEL) IPDM E/R (INTELLIGENT POWER DISTRIBUTION KEY SIG LEFT FRONT COMBINATION LAMP LEFT FRONT FOG LAMP LT BLU WIRE LT GRN WIRE MODULE ENGINE ROOM) (RIGHT REAR OF ENGINE COMPT) PNK CAN-L WIRE PNK WIRE PUSH-BUTTON IGNITION SWITCH (PUSH SWITCH) RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT FRONT COMBINATION LAMP RIGHT FRONT FOG LAMP SIG KEY SLOT WHT WIRE WHT/RED WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE BRN/WHT WIRE CAN-H- CAN-L- COMBINATION SWITCH (SPIRAL CABLE) COMPUTER DATA LINES SYSTEM FUSE 35 FUSE 71 FUSE 78 FUSE, FUSIBLE LINK, RELAY BOX (RIGHT REAR OF ENGINE COMPT) GND GND (POWER) (SIGNAL) GRN WIRE GRN/WHT WIRE HIGH HORN (RIGHT FRONT OF ENGINE COMPT) HORN RELAY HORN SWITCH HOT AT ALL TIMES LOW HORN (LEFT FRONT OF ENGINE COMPT) LT GRN WIRE PNK WIRE RED/BLK WIRE

1 2 3 4 BAT GND ILL(+) ILL(-) 3 1 2 UP 3 8 9 1 2 8 CAN-H CAN-L START RLY PNK WIRE 39 40 12 13 CAN-H CAN-L DOOR SW (AS) DOOR SW (RR RH) PNK PNK WIRE 41 42 58 57 53 54 56 72 55 71 PPL 49 50 52 CAN-H CAN-L OIL PRESSURE SW PNK WIRE 6 10 8 IGN BAT GND 62 63 PPL DOOR SW (DR) DOOR SW (RR LH) A/T ASSEMBLY A/T SHIFT SELECTOR AUTO ANTI-DAZZLING INSIDE MIRROR (COMPASS) AUTO MODE SELECTION SW BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CLOCK COMPUTER DATA LINES SYSTEM DOOR SWITCH (AT LEFT "C" PILLAR) DOWN DRIVER'S DOOR SWITCH (AT LEFT "B" PILLAR) FUEL LEVEL SENSOR UNIT (SUB) (IN FUEL TANK) FUEL LEVEL SENSOR UNIT, FUEL PUMP (MAIN) (IN FUEL TANK) FUEL SENS FUEL SENS GND BRAKE OIL SW IGN BATT CAN-H CAN-L GND GND (POWER) GRN WIRE GRY/BLU WIRE GRY/RED WIRE HOT AT ALL TIMES FUSE BLOCK (J/B) (BEHIND LEFT KICK PANEL) FUSE 19 HOT IN ON OR START FUSE 12 LEFT REAR LT GRN WIRE LT GRN/BLK WIRE MANUAL OIL PRESSURE SWITCH (3.5L: FRONT OF ENGINE) (4.5L: LOWER LEFT FRONT OF ENGINE) ORG/ WIRE ORG/BLU WIRE PASSENGER'S DOOR SWITCH (AT RIGHT "B" PILLAR) PNK WIRE PNK/BLU WIRE POSITION SELECT SWITCH PPL RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RIGHT END OF DASH) RIGHT REAR DOOR SWITCH (AT RIGHT "C" PILLAR) TCM (TRANSMISSION CONTROL MODULE) UNIFIED METER, A/C AMPLIFIER (BEHIND CENTER CONSOLE) WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

1 20 37 38 40 B+ GND CAN-L CAN-H GND 38 11 39 40 IGN 41 56 57 72 64 B+ GND B+ GND RING/SW 54 53 41 55 71 56 72 BATT IGN 55 42 52 BAT (F/R) BAT (FUSE) GND PNK WIRE BCM (BODY CONTROL MODULE) (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE CAN-H- CAN-L- COMBINATION METER COMBINATION SWITCH COMPT) COMPUTER DATA LINES SYSTEM COMPUTER PNK DATA LINES SYSTEM WIRE DIODE (REAR CENTER OF LUGGAGE FUSE 1 FUSE 12 FUSE 14 FUSE 19 FUSE 21 FUSE 22 FUSE 6 FUSE BLOCK (J/B) (BEHIND LEFT KICK PANEL) GND GND(PWR) CAN-H CAN-L GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START INTELLIGENT KEY UNIT LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE METER ILLUM CONTROL SWITCH METER ILLUMI- NATION ORG/BLU WIRE PNK WIRE PPL PUSH BUTTON IGNITION SWITCH (ILLUMINATION) PUSHED RELEASED RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT END OF DASH) UNIFIED METER CONTROL UNIT UNIFIED METER, A/C AMPLIFIER (BEHIND CENTER CONSOLE) WHT WIRE WHT/GRN WIRE YEL WIRE

A/T ILLUMINATION AFS SWITCH (ILLUMINATION) AUTOMATIC RETURN CANCEL SWITCH (ILLUMINATION) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CIGARETTE LIGHTER SOCKET (ILLUMINATION) POWER WINDOW MAIN SWITCH (ILLUMINATION) COMBINATION SWITCH (SPIRAL CABLE) COMPUTER DATA LINES SYSTEM DOOR MIRROR REMOTE CONTROL SWITCH (ILLUMINATION) DRIVER SIDE CLIMATE CONTROLLED SEAT SWITCH (ILLUMINATION) (IF EQUIPPED) FUSE 71 GLOVE BOX LAMP) GRN WIRE GRN/RED WIRE HOT AT ALL TIMES ILL ILL CONT ILL+ ILL- ILL ILL CONT ILL GND ILLUMINATION CONTROL SWITCH LDW SWITCH (ILLUMINATION) (IF EQUIPPED) LEFT REAR ASHTRAY ILLUMINATION LEFT REAR HEATED SEAT SWITCH ILLUMINATION LEFT REAR POWER SEAT SWITCH (ILLUMINATION) LT BLU WIRE LT GRN WIRE MAP LAMP ILLUMINATION NCA WIRE ORG/ WIRE PASSENGER SIDE CLIMATE CONTROLLED SEAT SWITCH ILLUMINATION (IF EQUIPPED) PNK WIRE REAR CONTROL CANCEL REAR CONTROL SWITCH REAR ILL CONTROL SWITCH (IF GND EQUIPPED) REAR SUNSHADE CANCEL RELAY REAR SUNSHADE FRONT SWITCH (ILLUMINATION) (IF EQUIPPED) REAR SUNSHADE REAR SWITCH (ILLUMINATION) RED WIRE RED/BLU WIRE RED/YEL WIRE RESISTOR (BEHIND LEFT SIDE OF DASH) RIGHT END OF DASH) RIGHT REAR ASHTRAY ILLUMINATION RIGHT REAR HEATED SEAT SWITCH ILLUMINATION RIGHT REAR POWER SEAT SWITCH (ILLUMINATION) SNOW MODE SWITCH (ILLUMINATION) (W/ AWD) STEERING SWITCH ILLUMINATION SWITCH TAIL LAMP RELAY TAIL/L RLY CAN-H CAN-L TRUNK LID OPENER SWITCH (ILLUMINATION) VDC OFF SWITCH ILLUMINATION W/ REAR CONTROL W/O NAVIGATION W/ NAVIGATION WHT WIRE YEL WIRE YEL/GRN WIRE