Infiniti M45 II (2002-2004) starting/ charging system Wiring diagrams

3 1 2 UP A/T CHECK IND AT DEVICE AUTO MODE SELECT SWITCH BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE CAN L CAN-H COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH) PPL DC SOL ENGINE CONTROL MODULE (BEHIND GLOVE BOX) BACK-UP LAMP RELAY (AT LEFT KICK PANEL) ENGINE CONTROLS SYSTEM FB SOL FUSE 32 FUSE 35 FUSE 9 FUSE BLOCK (J/B) 1 (LEFT END OF DASH) FUSE BLOCK (J/B) 2 (RIGHT KICK PANEL) ECM RELAY GND P GND-C GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IC SOL ILLUM J/C 10 (BEHIND UPPER LEFT SIDE OF DASH) J/C 11 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 19 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 20 (BEHIND UPPER RIGHT SIDE OF DASH) J/C 5 (BEHIND UPPER LEFT SIDE OF DASH) K LINE LCB SOL LT BLU WIRE MANUAL NCA WIRE ORG/ WIRE PL SOL PNK 12 15 13 14 WIRE PNK DOWN POSITION SELECT SWITCH WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PPL PPL/WHT WIRE PVIGN RC SOL RED WIRE RED/BLU WIRE RED/WHT WIRE REV RLY SSOFF START RLY STARTING/ CHARGING SYSTEM TCC SOL TRANSMISSION CONTROL MODULE (BEHIND GLOVE BOX) TURBINE 1 TURBINE 2 UNIFIED METER CONTROL UNIT VIGN VIGN-OUT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

AIR VALVE ASCD ASCD BRAKE SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) ASCD CONTROL UNIT (BEHIND DASH, LEFT OF STEERING COLUMN) ASCD PUMP (AT RIGHT REAR CORNER OF ENGINE COMPARTMENT) ASCD STEERING SWITCH BLK WIRE BLK/RED WIRE BLK/WHT (OR BLK) WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CANCEL SWITCH COMBINATION METER COMBINATION SWITCH (SPIRAL CABLE) CRUISE (GREEN) DEPRESSED ENGINE CONTROL MODULE (BEHIND GLOVE BOX) ETC PRUN FUSE 12 FUSE 17 FUSE 9 FUSE BLOCK (J/B) 1 (BEHIND LEFT END OF DASH) GND SET LAMP OUTPUT GRN WIRE GRN/ORG WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START J/C 10 (BEHIND UPPER LEFT END OF DASH, TAPED TO HARNESS) J/C 16 (BEHIND UPPER RIGHT SIDE OF DASH, TAPED TO HARNESS) J/C 5 (BEHIND UPPER LEFT SIDE OF DASH, TAPED TO HARNESS) J/C 7 (BEHIND UPPER LEFT SIDE OF DASH, TAPED TO HARNESS) J/C 8 (BEHIND LOWER LEFT SIDE OF DASH, TAPED TO HARNESS) LT GRN WIRE MAIN CRUISE SWITCH OFF ORG/BLK WIRE ORG/BLU WIRE PARK/NEUTRAL POSITION RELAY PNK 1 3 WIRE PNK DATA LINK CONNECTOR (PARTIAL) (UNDER LEFT SIDE OF DASH) WIRE PNK WIRE PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELEASE VALVE RELEASED RELEASED DEPRE- SSED RESUME/ ACCEL SWITCH RXI TXI VEHICLE SPEED INPUT BRAKE NO SW INPUT CONTROL SW GND INPUT PNK WIRE SET- SET/ COAST SWITCH START RLY STARTING/ CHARGING SYSTEM STOPLAMP SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) TRANSMISSION CONTROL MODULE (TCM) (BEHIND GLOVE BOX) TVOO UNIFIED METER CONTROL UNIT VACUUM MOTOR VDC/TCS/ABS CONTROL UNIT (BEHIND RIGHT KICK PANEL) WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/PPL WIRE YEL/RED WIRE

1 2 3 4 BATT GND LIGHT (+) LIGHT (-) 53 22 (YELLOW) 8 6 5 GND A/T CHECK ABS AIR BAG ANTI-LOCK BRAKES SYSTEM AT DEVICE AUTO ANTI-DAZZLING INSIDE MIRROR (COMPASS) BELT BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE/ BRN/WHT WIRE CHARGE CLOCK COMBINATION METER COMPUTER DATA LINE SYSTEM CRUISE CRUISE CONTROL SYSTEM DOOR DOOR LOCKS SYSTEM ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) FUEL FUEL GAUGE FUEL LEVEL SENSOR UNIT (IN FUEL TANK) FUSE 1 FUSE 21 FUSE 6 FUSE 8 FUSE 9 FUSE BLOCK (J/B) NO. 1 (BEHIND LEFT END OF DASH) GREEN GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/RED WIRE HIGH BEAM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START ILLUM INTERIOR LIGHTS SYSTEM IND OUT INSTRUMENT CLUSTER SYSTEM (W/ VEHICLE INFORMATION SYSTEM) JOINT CONNECTOR 10 (UPPER LEFT END OF DASH) JOINT CONNECTOR 11 (UPPER RIGHT SIDE OF DASH) JOINT CONNECTOR 15 (BEHIND UPPER RIGHT SIDE OF DASH) JOINT CONNECTOR 3 SIDE OF DASH) OF DASH) LED LEFT TURN LOW TIRE PRESSURE WARNING CONTROL UNIT (BEHIND CENTER OF DASH) LT BLU WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP NCA WIRE OIL OIL PRESSURE SWITCH (FRONT CENTER OF ENGINE) ORG/ WIRE ORG/BLU WIRE PARKING BRAKE SWITCH (ON PARK BRAKE ASSEMBLY) PNK 2 1 3 DN WIRE PNK WIRE PNK/BLK WIRE POSITION SELECT SWITCH PPL 39 5 PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT TURN SEAT BELT BUCKLE SWITCH SET- SLIP SPEEDOMETER STARTING/ CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM ANTI-LOCK BRAKES SYSTEM TACHOMETER TIRE PRESSURE UNIFIED METER CONTROL UNIT UP MANUAL MODE SELECT SWITCH VDC OFF W/ AUTO DRIVE POSITIONER W/O AUTO DRIVE POSITIONER WASHER WASHER LEVEL SWITCH (WASHER FLUID RESERVOIR) WATER TEMP GAUGE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

AMP BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE CHARGE COMBINATION METER COMBINATION SWITCH (LIGHTING SWITCH) LOW FRONT FOGLAMP RELAY (BEHIND LEFT SIDE OF DASH) FRONT FOGLAMP SWITCH FUSE 76 FUSE 9 FUSE BLOCK (J/B) NO. 1 (BEHIND LEFT END OF DASH) GRN WIRE HEADLAMP AIMING SWITCH HI PASS HIGH BEAM HOT AT ALL TIMES HOT IN ON OR START ILLUM JOINT CONNECTOR 10 (BEHIND UPPER LEFT END OF DASH, TAPED TO HARNESS) JOINT CONNECTOR 25 (BEHIND LOWER LEFT SIDE OF DASH, NEAR PASS THROUGH GROMMET) JOINT CONNECTOR 5 (BEHIND UPPER LEFT SIDE OF DASH, TAPED TO HARNESS) LEFT FRONT FOGLAMP LEFT HEADLAMP AIMING MOTOR (BEHIND LEFT HEADLAMP) LT BLU WIRE ORG/ WIRE ORG/BLK WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT FOGLAMP RIGHT HEADLAMP AIMING MOTOR (BEHIND RIGHT HEADLAMP) STARTING/ CHARGING SYSTEM WHT WIRE WHT/GRN WIRE WHT/RED WIRE

1 2 3 GND VOUT VPWR 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 WARN APPLIED BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BNC-SW DDL-TX PNK WIRE BNO-SW DDL-RX PKB-SW BRAKE PRESSURE SENSOR (AT LEFT REAR CORNER OF ENGINE COMPARTMENT) BRN/WHT WIRE BRN/YEL WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE (GREEN) CRUISE (YELLOW) DATA LINK CONNECTOR (DLC) (PARTIAL) (UNDER LEFT SIDE OF DASH) PNK WIRE DEPRESSED FUSE 17 FUSE 77 FUSE 9 FUSE BLOCK (J/B) 1 (BEHIND LEFT END OF DASH) GND-1 GND-2 BUZZ RLS-NO GND-3 STP-LMP GRN WIRE GRN/ORG WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START ICC BRAKE SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) ICC UNIT (ON RIGHT SIDE OF LUGGAGE COMPARTMENT) IGN 1 IGN 2 J/C 10 (BEHIND UPPER LEFT END OF DASH, TAPED TO HARNESS) J/C 8 (BEHIND LOWER LEFT SIDE OF DASH, TAPED TO HARNESS) 1 3 ORG/ WIRE PARK/NEUTRAL POSITION RELAY PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH, AT PARK BRAKE ASSEMBLY) PNK PNK WIRE PNK WIRE PPL PPL/WHT WIRE PSEN-GND PSEN-PWR PSEN-SIG RED WIRE RED/BLK WIRE RED/WHT WIRE RELEASED SOL + SOL- WIP-L CAN-H RLS-NC START RLY STARTING/ CHARGING SYSTEM TRANSMISSION CONTROL MODULE (TCM) (BEHIND GLOVE BOX) UNIFIED METER CONTROL UNIT (WITH ICC INDICATOR) WHT WIRE WHT/GRN WIRE WIP-H CAN-L RLS-PWR WIPER/WASHER SYSTEM YEL WIRE YEL/PPL WIRE YEL/RED WIRE

AIR CONDITIONER RELAY AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BATTERY BLK WIRE BLK/RED WIRE BLOWER RELAY BLU WIRE BRN WIRE COIL CONTACT ECM RELAY FROM FROM IGNITION SWITCH (DIAGRAM 2 OF 3) FUEL PUMP RELAY FUSE 31 FUSE 32 FUSE 33 FUSE 34 FUSE 35 FUSE 36 FUSE 37 FUSE 51 FUSE 52 FUSE 53 FUSE 54 FUSE 55 FUSE 56 FUSE 57 FUSE 58 FUSE 71 FUSE 72 FUSE 73 FUSE 74 FUSE 75 FUSE 76 FUSE 77 FUSE 78 FUSE BLOCK (J/B) 2 (BEHIND RIGHT KICK PANEL) FUSIBLE LINK B FUSIBLE LINK C FUSIBLE LINK F FUSIBLE LINK G FUSIBLE LINK H FUSIBLE LINK K FUSIBLE LINK L GRN WIRE GRY WIRE HEADLAMP RELAY 1 HEADLAMP RELAY 2 HEADLIGHTS SYSTEM CRUISE CONTROL SYSTYEM HORN RELAY IGNITION RELAY LT PNK WIRE NCA WIRE ORG/ WIRE PHONE (HANDSET) PNK WIRE PPL RED WIRE SEATS SYSTEM SECURITY HORN RELAY SOUND SYSTEM STARTING/ CHARGING SYSTEM TAIL LAMP RELAY THROTTLE CONTROL MOTOR RELAY TO FUSE BLOCK (J/B) NO.1 (DIAGRAM 2 OF 3) TO FUSE BLOCK (J/B) NO.1 (DIAGRAM 2 OF 3) (AT RIGHT SIDE OF ENGINE COMPARTMENT) TO FUSE BLOCK (J/B) NO.1 (DIAGRAM 3 OF 3) TO IGNITION SWITCH (DIAGRAM 2 OF 3) TRANSMISSIONS SYSTEM WIPER/ WASHER SYSTEM WHT WIRE YEL WIRE

ACCESSORY RELAY AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM, ELECTRONIC POWER STEERING SYSTEM BLK WIRE BLU WIRE BODY COMPUTER SYSTEM, MEMORY SYSTEMS BRN WIRE CIRCUIT BREAKER 3 COMBINATION FLASHER UNIT DEFOGGER SYSTEM, SEATS SYSTEM, ELECTRONIC MUFFLERS SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM HEADLIGHTS SYSTEM ENGINE CONTROLS SYSTEM TO BLOWER RELAY (DIAGRAM 1 OF 3) FROM FUSIBLE LINK C (DIAGRAM 1 OF 3) FROM FUSIBLE LINK G (DIAGRAM 1 OF 3) FROM IGNITION RELAY (DIAGRAM 1 OF 3) FRONT CIGARETTE LIGHTER SOCKET FRONT POWER SOCKET FUSE 1 FUSE 12 FUSE 13 FUSE 14 FUSE 16 FUSE 18 FUSE 20 FUSE 21 FUSE 4 FUSE 5 FUSE 2 FUSE 7 FUSE 82 FUSE 9 FUSE BLOCK (IN FUSE, FUSIBLE LINK, RELAY BOX (J/B)) FUSE BLOCK (J/B) NO.1 (BEHIND LEFT END OF DASH) GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HOMELINK UNIVERSAL TRANSCEIVER, COMPASS, POWER MIRRORS SYSTEM IGN IGNITION SWITCH J/C 19 (BEHIND UPPER RIGHT SIDE OF DASH, TAPED TO HARNESS) LOW TIRE PRESSURE WARNING CONTROL UNIT, NAVIGATION SYSTEM, CRUISE CONTROL SYSTEM OFF ORG/ WIRE PNK WIRE POWER MIRRORS SYSTEM, DEFOGGER SYSTEM, HANDSET (OPTION) RED WIRE SHIFT INTERLOCK SYSTEM CRUISE CONTROL SYSTEM STARTING/ CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TO FUEL PUMP RELAY (DIAGRAM 1 OF 3) TO FUSE BLOCK (J/B) NO. 1 (DIAGRAM TO IGNITION RELAY (DIAGRAM 1 OF 3) WHT WIRE WHT/RED WIRE

10 11 12 PPL ACCELERATOR PEDAL POSITION (APP) SENSOR 1 ACCELERATOR PEDAL POSITION (APP) SENSOR 2 BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE CONDENSER ELECTRIC THROTTLE CONTROL ACTUATOR ENGINE CONTROL MODULE (ECM) (BEHIND GLOVE BOX) ENGINE COOLANT TEMPERATURE SENSOR (ON TOP REAR OF ENGINE) EVAP CONTROL SYSTEM PRESSURE SENSOR (UNDER RIGHT REAR SIDE OF VEHICLE) FUEL PUMP CONTROL MODULE (FPCM) (ON RIGHT SIDE OF LUGGAGE COMPT) GND A GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE GRY/RED WIRE IVCPUSL IVCPUSR J/C 28 J/C 28 3 3 3 3 J/C 29 J/C 29 (BEHIND UPPER RIGHT SIDE OF DASH) JC-20 LT GRN WIRE MASS AIRFLOW (MAF) SENSOR (BETWEEN AIR DUCT, AIR CLEANER HOUSING) NCA WIRE NEUT PDPRES PHASE PNK WIRE POWER STEERING PRESSURE (PSP) SENSOR (LOWER RIGHT SIDE OF ENGINE) PPL PPL/WHT WIRE QA+ RED WIRE RED/YEL WIRE STARTING/ CHARGING SYSTEM THROTTLE CONTROL MOTOR THROTTLE POSITION (TP) SENSOR 1 THROTTLE POSITION (TP) SENSOR 2 WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE