Honda Ridgeline I (2004-2009) micu Wiring diagrams

ATP-R BACK LT- BACKUP LIGHTS DIODE (UNDER MIDDLE OF DASH) BLK WIRE FUSE 21 GAUGE CONTROL MODULE GRN WIRE GRN/BLK WIRE HOT IN ON OR START J/C LEFT BACK-UP LIGHT LEFT TAILLIGHT ASSEMBLY MICU ORG/ WIRE PCM (RIGHT REAR OF ENGINE COMPARTMENT) RIGHT BACK-UP LIGHT RIGHT TAILLIGHT ASSEMBLY TRAILER CONNECTOR TRANSMISSION RANGE SWITCH (ON TRANSMISSION HOUSING) UNDER-DASH FUSE/RELAY BOX (AT LEFT KICK PANEL) WHT WIRE

1 2 3 4 PG LOCK AS UNLOCK DR UNLOCK 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 +B DOOR LOCK ATP-R BACK LT TAILGATE SW TRUNK HANDLE SW BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/WHT WIRE BRN/YEL WIRE CANADA CARGO LT RLY FR DEF SW CARGO LT SW COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM COURTESY LT LR SIL RA UNLOCK SIL RD UNLOCK TRUNK UNLOCK DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM EXTERIOR LIGHTS SYSTEM DEFOGGER SYSTEM FUSE 21 FUSE 3 FUSE 32 FUSE 7 FUSE 8 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE HEADLIGHTS LIGHTS SYSTEM (CANADA) HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START INTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM INTERIOR LIGHTS,, DOOR LOCKS SYSTEMS K-LINE IG KEY LT KEY SOL ATP-P LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE MICU MICU SERVICE CHECK CONNECTOR PNK/BLK WIRE PNK/BLU WIRE POWER TOPS SYSTEM SHIFT INTERLOCK SYSTEM RED/BLU WIRE RED/WHT WIRE REM AS LOCK REM AS UNLOCK CDS SCTY IN HAZARD SW SIL AS UNLOCK COURTESY LT AS SG-1 P-PIN SHIFT INTERLOCK SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TRANSMISSIONS SYSTEM TRUNK SW COURTESY LT RR TURN L TURN R UNDERDASH FUSE/RELAY BOX (AT LEFT KICK PANEL) VBU WARNING SYSTEM WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

A/C CONDENSER FAN RELAY A/C DIODE ASSEMBLY (BEHIND RIGHT SIDE OF DASH) A/C PRESSURE A/C PRESSURE SWITCH AC CONDENSER FAN MOTOR (FRONT MIDDLE OF ENGINE COMPARTMENT) AUXILIARY UNDER-HOOD RELAY BOX (RIGHT REAR OF ENGINE COMPARTMENT) B-CAN BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN/YEL WIRE CAN L CAN-H CLIMATE CONTROL UNIT COMPUTER DATA LINES SYSTEM CONTROL BLOCK FAN CONTROL RELAY FUSE 19 FUSE 20 FUSE 23 FUSE 30 GRN WIRE GRN/RED WIRE GRN/YEL WIRE HEATER CONTROL UNIT- PANEL HIGH FAN CONTROL HOT AT ALL TIMES HOT IN ON LOW FAN CONTROL MAIN RELAY 1 MICU PCM (RIGHT REAR OF ENGINE COMPARTMENT) RADIATOR FAN MOTOR (FRONT MIDDLE OF ENGINE COMPARTMENT) RADIATOR FAN RELAY RED WIRE RED/GRN WIRE RED/YEL WIRE RELAY CONTROL RELAY CONTROL MODULE RTX, RT, LX SENSOR GROUND SENSOR INPUT SWITCH (AT RIGHT SIDE OF ENGINE COMPARTMENT) UNDER-DASH FUSE/RELAY BOX (AT LEFT KICK PANEL) UNDER-HOOD FUSE/RELAY BOX (RIGHT REAR OF ENGINE COMPARTMENT) WHT WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/WHT WIRE

+BATT STOP SW ELEC BRAKE GND ATP-R AUXILIARY UNDER-HOOD FUSE BOX (LEFT REAR OF ENGINE COMPARTMENT) BACK-UP LIGHTS RELAY (UNDER LEFT SIDE OF DASH) BACKUP LIGHTS DIODE (UNDER MIDDLE OF DASH) BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/WHT WIRE ELECTRIC BRAKE SWITCH (IF EQUIPPED) FUSE 1 FUSE 21 FUSE 6 FUSE 7 FUSE 8 FUSE 9 GAUGE CONTROL MODULE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START J/C MICU ORG/ WIRE PCM (RIGHT REAR OF ENGINE COMPARTMENT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE TRAILER CONNECTOR 1 (IF EQUIPPED) (BEHIND MIDDLE OF REAR BUMPER) TRAILER CONNECTOR 2 TRAILER LIGHTING CONTROL UNIT (IF EQUIPPED) TRAILER LIGHTING RELAY 1 (IF EQUIPPED) (BEHIND LEFT SIDE OF DASH) TRAILER LIGHTING RELAY 2 (IF EQUIPPED) (BEHIND LEFT SIDE OF DASH) TRANSMISSION RANGE SWITCH (ON TRANSMISSION HOUSING) UNDER-DASH FUSE/RELAY BOX (AT LEFT KICK PANEL) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

5 22 23 B+ AS UNLOCK B-CAN BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BODY CONTROLLER AREA NETWORK TRANSCEIVER BRN/BLK WIRE BRN/WHT WIRE BRN/YEL WIRE D/L LOCK DOOR LOCK SWITCH DR UNLOCK DRIVER'S DOOR DRIVER'S DOOR IMMOBILIZER SWITCH CIRCUIT (ON LEFT "B" PILLAR) FRONT PASSENGER'S POWER WINDOW SWITCH/DOOR LOCK SWITCH FUSE 21 FUSE 33 FUSE 7 FUSE 8 GAUGE CONTROL MODULE GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY SWITCH IGNITION KEY SWITCH/KEY LIGHT (NEAR IGNITION KEY CYLINDER) LOCK LT GRN/RED WIRE MICU PNK/BLK WIRE PNK/BLU WIRE POWER SUPPLY CIRCUIT/ CONTROLLER NETWORK CONTROLLER RED/BLU WIRE RED/WHT WIRE RIGHT REAR DOOR SWITCH (ON RIGHT "C" PILLAR) TRUNK UNLOCK TRUNK HANDLE SW TAILGATE SW TRUNK ACT TRUNK SW UNDER-DASH FUSE/RELAY BOX (AT LEFT KICK PANEL) UNLOCK VBU WHT/BLU WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

A/C PRESSURE SWITCH AUDIO UNIT BLK WIRE BLOWER MOTOR BRAKE FLUID LEVEL SWITCH CONTROL BLOCK DRIVER'S DOOR KEY CYLINDER SWITCH DRIVER'S DOOR LOCK KNOB SWITCH DRIVER'S POWER WINDOW MOTOR DRIVER'S VANITY MIRROR LIGHT (2007) ELD UNIT ELECTRICAL COMPASS UNIT (RTL, EX-L) FRONT PASSENGER'S VANITY MIRROR LIGHT FUEL TANK UNIT HIGH MOUNT BRAKE LIGHT LEFT FRONT TURN SIGNAL, SIDE MARKER LIGHT LEFT HEADLIGHT MICU MOONROOF CLOSE RELAY MOONROOF OPEN RELAY POWER WINDOW MASTER SWITCH (DOOR MULTIPLEX CONTROL UNIT) PSP SWITCH RELAY ROOF CONSOLE SEAT HEATER RELAY (RTL, EX-L) SG-1 SRS UNIT UNDER-DASH FUSE/RELAY BOX (AT LEFT KICK PANEL) UNDER-DASH FUSE/RELAY BOX (AT LEFT KICK PANEL) REAR ACCESSORY POWER SOCKET RELAY UNDER-HOOD FUSE/RELAY BOX (RIGHT REAR OF ENGINE COMPT) VSA MODULATOR CONTROL UNIT WASHER MOTOR RELAY WINDSHIELD WIPER MOTOR WIPER/ WASHER SWITCH

11 1 MICU GND PG B-CAN BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BOX) BRN WIRE COMBINATION LIGHT SWITCH COMBINATION SWITCH CONTROL UNIT CONTROL BLOCK DIMMER SWITCH DRL RELAY (UNDER LEFT SIDE OF DASH) ELD UNIT FOG LIGHT RELAY (IF EQUIPPED) (RIGHT FOG LIGHT SWITCH FUSE 1 FUSE 18 FUSE 21 FUSE 3 FUSE 3 (AT LEFT KICK PANEL) FUSE 5 FUSE 6 FUSE 7 GAUGE CONTROL MODULE GRN/ORG WIRE HEADLIGHT SWITCH HIGH BEAM HEADLIGHT RELAY HIGH PASS HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER SYSTEM LEFT FOG LIGHT LEFT HEADLIGHT LOW BEAM CUT RELAY (UNDER LEFT SIDE OF DASH) LOW BEAM HEADLIGHT RELAY LT GRN WIRE MICU MULTI- FUSE 22 OFF ON IND FOG LIGHT SWITCH LIGHT PARKING BRAKE SWITCH (TOP OF PARKING BRAKE PEDAL) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY CONTROL MODULE RIGHT FOG LIGHT RIGHT HEADLIGHT SG-1 UNDER-DASH FUSE/RELAY UNDER-HOOD FUSE/RELAY BOX (RIGHT REAR OF ENGINE COMPT) VBU DAY LT WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE WIPER/WASHER SWITCH YEL WIRE YEL/RED WIRE

11 1 MICU GND PG B-CAN BLK WIRE BLU WIRE BLU/RED WIRE BOX (AT LEFT KICK PANEL) BRN WIRE COMBINATION LIGHT SWITCH COMBINATION SWITCH CONTROL UNIT CONTROL BLOCK DIMMER SWITCH ELD UNIT FOG LIGHT RELAY (IF EQUIPPED) (RIGHT FOG LIGHT SWITCH (IF EQUIPPED) FUSE 1 FUSE 18 FUSE 21 FUSE 3 FUSE 5 FUSE 6 FUSE 7 HEADLIGHT SWITCH HIGH BEAM HEADLIGHT RELAY HIGH PASS HOT AT ALL TIMES HOT IN ON OR START LEFT FOG LIGHT LEFT HEADLIGHT LOW BEAM HEADLIGHT RELAY LT GRN WIRE MICU MULTI- FUSE 22 OFF OFF LO ON IND FOG LIGHT SWITCH LIGHT RED WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE RELAY CONTROL MODULE RIGHT FOG LIGHT RIGHT HEADLIGHT SG-1 UNDER-DASH FUSE/RELAY UNDER-HOOD FUSE/RELAY BOX (RIGHT REAR OF ENGINE COMPT) VBU WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE WIPER/WASHER SWITCH YEL WIRE YEL/RED WIRE

AIR CONDITIONING SYSTEM B-CAN BLK WIRE BLK/YEL WIRE BLU WIRE CLIMATE CONTROL UNIT CONTROL BLOCK FR DEF SW FUSE 14 FUSE 2 (NOT USED) FUSE 30 GRN/BLK WIRE HEATED WINDSHIELD AREA DEFOGGER HEATED WINDSHIELD WIPER AREA RELAY HEATER CONTROL UNIT- PANEL HOT AT ALL TIMES HOT IN ON LT BLU WIRE MICU OUTSIDE AIR TEMPER- ATURE SENSOR (BEHIND FRONT GRILLE) OUTSIDE GND AIR OUTSIDE GND AIR S-COM PNK WIRE RED/BLK WIRE RELAY CONTROL MODULE RTX, RT, LX S-COM UNDER-DASH FUSE/RELAY BOX (AT LEFT KICK PANEL) UNDER-HOOD FUSE/RELAY BOX (AT RIGHT REAR OF ENGINE COMPARTMENT)

ATP-P ATP-R BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE ELD UNIT ETCS CONTROL RELAY FUSE 13 FUSE 18 FUSE 21 FUSE 7 FUSE 9 GRN WIRE HOT AT ALL TIMES HOT IN ON OR START ICM IGNITION COILS MICU RED WIRE RED/BLK WIRE RED/BLU WIRE TP SENSOR/THROTTLE ACTUATOR (ON SIDE OF THROTTLE BODY ASSEMBLY) UNDER-DASH FUSE/RELAY BOX (AT LEFT KICK PANEL) UNDER-HOOD FUSE/RELAY BOX (AT RIGHT REAR OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE