Toyota Avalon XX30 facelift 2 (2010-2012) engine room j/b Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 GND A/C COMP FUSE A/C CONTROL ASSEMBLY A/D IN AMBIENT TEMPERATURE SENSOR ANTI-THEFT SYSTEM AUTO BEAN I/F BEHIND GRILLE) BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM COOLING FAN ECU EAC ENGINE ROOM J/B ENGINE ROOM R/B ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FAN RELAY 1 FRONT PASSENGER'S SEAT BELT WARNING GRN WIRE GRY WIRE HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START HTR FUSE ILL+ LP SG INSTRUMENT PANEL J/B INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM INTERIOR LIGHTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM WARNING SYSTEMS LEFT STEERING SWITCH LP PAON PBEW LT GRN WIRE MAIN FAN MOTOR MG CLT RELAY MICON OFF ORG/ WIRE P-AB PAON PASSENGER AIR BAG ON/OFF IND PBEW RDI FAN FUSE REAR WINDOW DEFOGGER SWITCH RED WIRE RIGHT STEERING SWITCH SECURITY IND SENSOR (BEHIND GRILLE) SPIRAL CABLE SPIRAL CABLE (STEERING COLUMN) STEERING COLUMN) STEERING PAD SWITCH SUB FAN MOTOR SUPPLEMENTAL RESTRAINTS SYSTEM TEMP VIO WIRE WARNING SYSTEMS WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 ACT+ BATB 16 17 18 19 20 21 22 23 24 25 26 GSW LCTY PWS PKB LSWL ILE 6 7 8 9 ALTB EXTERIOR LIGHTS SYSTEM TRLY AIR BAG SENSOR ASSEMBLY CENTER AIR BAG SENSOR ASSEMBLY CENTER (UNDER FRONT OF CENTER FLOOR CONSOLE) SIL ANTI-THEFT SYSTEM BATB BEAN I/F BLK WIRE BLU WIRE BODY ECU BRN WIRE CLTB CLTE CLTS COMBINATION METER DATA LINK CONNECTOR 3 DATA LINK CONNECTOR 3 (LOWER LEFT SIDE OF DASH) SIL DIA DOOR 1 FUSE DOOR 2 FUSE DOOR LOCK CONTROL SWITCH DOOR LOCKS SYSTEM ECU- IG 1 FUSE ECU-ACC FUSE ECU-B FUSE ENGINE ROOM J/B ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) MICON ENGINE ROOM R/B EXTERIOR LIGHTS, POWER WINDOWS SYSTEMS GRN WIRE GRY WIRE GSW HEADLIGHTS SYSTEM HEADLIGHTS, AIR CONDITIONING SYSTEMS HEADLIGHTS, DOOR LOCKS, INSTRUMENT CLUSTER SYSTEMS HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) HOT IN ACC OR ON HOT IN ON OR START IND INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/C LCTY LSWL LT BLU WIRE LT GRN WIRE MEMORY SYSTEMS MICON MIRB MIRB MIRS MIRE MIRS MPX OCCUPANT CLASSIFICATION ECU OCCUPANT CLASSIFICATION ECU (FRONT PASSE- NGER'S SEAT) DIA ORG/ WIRE PNK WIRE PNK/ MPX+ WIRE POWER TOPS SYSTEM POWER WINDOW MASTER SWITCH POWER WINDOWS, POWER TOPS SYSTEMS PWS RED WIRE SIDE OF DASH) SIL SUPPLEMENTAL RESTRAINTS SYSTEM TIRE PRESSURE WARNING ECU TIRE PRESSURE WARNING ECU (BEHIND TRANSPONDER KEY ECU TRANSPONDER KEY ECU (W/O SMART KEY SYSTEM) (BEHIND LEFT TRNR TRNR BECU TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM EXTERIOR LIGHTS SYSTEM MEMORY SYSTEMS VIO WIRE WARNING SYSTEMS WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 IG 13 33 PNK MPX- MPX+ WIRE 5 15 5 15 ATX+ ATX- 8 7 TX+ TX- 9 10 9 10 TXM+ TXM- A/C AMPLIFIER A/C AMPLIFIER (RIGHT SIDE OF DASH) ATX- BEAN I/F BLK WIRE BLU WIRE BLU/BLK WIRE BODY ECU INSTRUMENT PANEL J/B BODY ECU INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) BRN WIRE CERTIFICATION ECU CERTIFICATION ECU (W/ SMART KEY SYSTEM) (BEHIND RIGHT SIDE OF DASH) COMBINATION METER DRIVER'S DOOR ECU- IG 1 FUSE ECU-ACC FUSE ECU-B FUSE ENGINE ROOM J/B ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B GATEWAY ECU GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ECU-B FUSE HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/C LEFT OUTER MIRROR CONTROL ECU LEFT OUTER MIRROR CONTROL ECU (W/ DRIVING POSITION MEMORY) (DRIVER'S DOOR) LT BLU WIRE LT GRN WIRE MICON MPX MULTI-MEDIA INTERFACE ECU ASSEMBLY MULTI-MEDIA INTERFACE ECU ASSEMBLY (BEHIND LOWER CENTER DASH) NAVIGATION RECEIVER ASSEMBLY ORG/ WIRE PNK WIRE POSITION CONTROL ECU, SWITCH POSITION CONTROL ECU, SWITCH (W/ DRIVING POSITION MEMORY) POSITION MEMORY) (RIGHT FRONT DOOR) POWER SOURCE CONTROL ECU POWER SOURCE CONTROL ECU (W/ SMART KEY SYSTEM) (BEHIND RIGHT SIDE OF DASH) RADIO RECEIVER ASSEMBLY RAIN SENSOR RAIN SENSOR (W/ AUTO WIPER SYSTEM) (TOP OF WINDSHIELD) RED WIRE RIGHT OUTER MIRROR CONTROL ECU RIGHT OUTER MIRROR CONTROL ECU (W/ DRIVING SIL STEREO COMPONENT AMPLIFIER STEREO COMPONENT AMPLIFIER (IF EQUIPPED) TXM- VIO WIRE W/ DRIVING POSITION MEMORY W/ NAVIGATION SYSTEM W/ NAVIGATION SYSTEM W/O NAVIGATION SYSTEM W/O NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

41 49 CANH CANL 78 79 ETHW THW BEAN I/F BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FAN ECU COOLING FAN ECU (FRONT OF ENGINE COMPT) ENGINE CONTROL MODULE ENGINE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR ENGINE COOLANT TEMPERATURE SENSOR (TOP REAR OF ENGINE) ENGINE ROOM J/B ENGINE ROOM R/B ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FAN RELAY 1 GRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE RDI FAN FUSE ROOM R/B (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR START HTR FUSE INSTRUMENT PANEL J/B INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LT GRN WIRE M- SUB FAN MOTOR M+ MAIN FAN MOTOR MAIN FAN MOTOR M+ MICON RDI FAN FUSE SUB FAN MOTOR WHT WIRE WHT/BLK WIRE YEL WIRE

+BM +BM TC VPA EPA VCPA PNK WIRE 2 1 20 44 28 36 35 3 27 55 59 57 56 60 58 +B 8 40 41 49 SPD CCS CANH CANL ACCELERATOR POSITION SENSOR (BEHIND LEFT CENTER OF DASH) BATT MREL IGSW STP BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE COMPUTER DATA LINES SYSTEM EFI 1 FUSE EFI RELAY ENGINE CONTROL MODULE ENGINE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES LT GRN WIRE M- M+ NCA WIRE ORG/ WIRE PNK ETA WIRE PNK WIRE RED WIRE STOP 3 FUSE THROTTLE BODY ASSEMBLY (TOP REAR OF ENGINE) TOP OF ENGINE) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

11 25 CANH CANL COMPUTER DATA LINES SYSTEM ALT FUSE AUXILIARY LIGHT (LIGHT PIPE) AUXILIARY LIGHT (LIGHT PIPE) RIGHT HEADLAMP ASSEMBLY BLK WIRE BLU WIRE BLU/BLK WIRE CENTER STOP LAMP COMPUTER DATA LINES SYSTEM ENGINE COMPT) ENGINE CONTROL MODULE ENGINE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) INSTRUMENT PANEL J/B INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LAMP LEFT "C" PILLAR) LEFT FRONT RIGHT FRONT TURN SIGNAL, TURN SIGNAL, PARKING LAMP PARKING LAMP LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL, PARKING LAMP LEFT HEADLAMP ASSEMBLY LEFT OUTER REAR VIEW MIRROR LT GRN WIRE NOISE FILTER (DOME, STOP) NOISE FILTER (DOME, STOP) (LEFT "C" PILLAR) PARKING PNK 6 1 7 WIRE PNK WIRE POWER SOURCE CONTROL ECU RED WIRE RIGHT FRONT SIDE MARKER RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL, PARKING LAMP RIGHT HEADLAMP ASSEMBLY RIGHT OUTER REAR VIEW MIRROR SHIFT LOCK CONTROL ECU SHIFT LOCK CONTROL ECU (UNDER CENTER FLOOR CONSOLE, NEAR PARKING BRAKE LEVER) SKID CONTROL ECU W/ ACTUATOR SKID CONTROL ECU W/ ACTUATOR (RIGHT SIDE OF ENGINE COMPT) STOP 1 FUSE STOP 2 FUSE STOP 3 FUSE STOP LAMP SWITCH STOP LAMP SWITCH (BEHIND LEFT SIDE OF DASH) TRANSMISSION CONTROL ECU TURN VIO WIRE W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

+5 DATA 1 2 3 4 5 GND RDA PRG 22 21 POWER IG+ SUPPLY CIRCUIT MPX- PNK WIRE 28 27 39 38 29 COMPUTER DATA LINES SYSTEM A/C CONTROL ASSEMBLY ALT FUSE ANT BEAN I/F BEAN P-I/P I/F I/F BLK WIRE BLU WIRE BRN WIRE BUZZER CERTIFICATION ECU (W/ SMART KEY) COMBINATION METER COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DATA DOOR CONTROL RECEIVER DOOR CONTROL RECEIVER (RIGHT "C" PILLAR) DRIVER'S SIDE DOOR COURTESY SWITCH DRIVER'S SIDE DOOR COURTESY SWITCH (LOWER LEFT "B" PILLAR) ECU B+ ENGINE HOOD COURTESY SWITCH ENGINE ROOM J/B GRN WIRE GRY WIRE HEAD HORN RELAY HORNS SYSTEM HOT AT ALL TIMES IGN KEY CYLINDER LIGHT LT BLU WIRE LT GRN WIRE MI SIDE I/F (+B) MICON MICRO COMPUTER MPX ORG/ WIRE P-I/P I/F PNK WIRE POWER SUPPLY CIRCUIT RCO RED WIRE RSSI RSSI GND ANT RSSI RDA RCO S-HORN FUSE SECURITY HORN SECURITY HORN RELAY SECURITY IND SUPPLY SYSTEM TRANSPONDER KEY AMPLIFIER (W/O SMART KEY) (IN STEERING COLUMN) UNLOCK WARNING SWITCH UNLOCK WARNING SWITCH (W/O SMART KEY) (LOWER LEFT SIDE OF DASH) VIO WIRE W/O SMART KEY W/O SMART KEY W/ SMART KEY WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY WIRELESS DOOR LOCK BUZZER YEL WIRE

A/F RELAY AIR FUEL RATIO SENSOR (BANK 1 SENSOR 1) SHIELD AIR FUEL RATIO SENSOR (BANK 2 SENSOR 1) SHIELD AMBIENT TEMPERATURE SENSOR BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH BRAKE WIRELESS FLUID LEVEL DOOR WARNING LOCK SWITCH BUZZER BRN WIRE CANISTER PUMP MODULE COOLING FAN ECU CRANKSHAFT POSITION SENSOR SHIELD DATA LINK CONNECTOR 3 DATA LINK SPIRAL CONNECTOR 3 CABLE EFI RELAY ENGINE CONTROL MODULE ENGINE HOOD COURTESY SWITCH ENGINE ROOM J/B ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B ENGINE ROOM R/B (LEFT SIDE HEAD RELAY FAN 1 RELAY GRY WIRE HEAD RELAY HEADLAMP LEVELING ECU HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) SHIELD HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) SHIELD HID IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION IGNITION COIL 1 COIL 2 IGNITION IGNITION COIL 6 COIL 5 KNOCK CONTROL SENSOR (BANK 1, 2) SHIELD LEFT FRONT FOG LAMP LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL, PARKING LAMP LEFT HEADLAMP ASSEMBLY LEFT HIGH HEADLAMP LEFT LOW HEADLAMP MICON NCA WIRE OF ENGINE COMPT) PNK WIRE RED WIRE RIGHT END OF DASH) SKID CONTROL ECU W/ ACTUATOR SPIRAL CABLE ST CUT RELAY ST RELAY ST RELAY RELAY TOP OF ENGINE) TRANSMISSION CONTROL ECU W/ SMART KEY WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER MOTOR WIP (HI/LO) RELAY WIP CTRL RELAY WIRELESS DOOR LOCK BUZZER

1 2 3 SHG SHRR SHB 40 39 RLO RRO BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE COMBINATION METER COMBINATION METER POWER SUPPLY CIRCUIT COMPUTER DATA LINES SYSTEM ECU-IG 2 FUSE ENGINE ROOM J/B ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B GAUGE 2 FUSE GENERATOR GENERATOR 2 1 4 3 PNK WIRE GRN WIRE GRY WIRE HEAD IG+ LIGHT BEAM LEVEL IND MICRO COMPUTER HEAD RELAY HEAD- LIGHT BEAM LEVEL IND HEADLAMP LEVELING ECU (BEHIND LEFT SIDE OF DASH) HEADLIGHTS CIRCUIT HEIGHT CONTROL SENSOR (UNDER REAR OF VEHICLE) HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR HOT W/ INIT INSTRUMENT INSTRUMENT PANEL J/B J/C LEFT HEADLAMP LEVELING MOTOR LEFT HEADLAMP LEVELING MOTOR (BEHIND LEFT HEADLAMP) LT BLU WIRE LT GRN WIRE MAIN FUSE MICON MICRO COMPUTER ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED RELAY ENERGIZED ECU IG 2 GAUGE 2 PANEL J/B (BEHIND FUSE FUSE LEFT SIDE OF DASH) RIGHT HEADLAMP LEVELING MOTOR RIGHT HEADLAMP LEVELING MOTOR (BEHIND RIGHT HEADLAMP) RLO RRO SBR SGR SGR INIT SHRL SHB SHG SHRL SHRR SKID CONTROL ECU W/ ACTUATOR SKID CONTROL ECU W/ ACTUATOR (RIGHT SIDE OF ENGINE COMPARTMENT) 2 1 4 3 SPDL SPDL SPDR SPDR VIO WIRE WHT WIRE WHT/BLK WIRE WNG YEL WIRE

+B +BM AICV +BM A/F FUSE A/F RELAY ACCELERATOR POSITION SENSOR (BEHIND LEFT CENTER OF DASH) ACCR ACCR STSW TACH SFTU AICV AIR BAG SENSOR ASSEMBLY CENTER BLK WIRE BLU WIRE BRN WIRE C/ OPN RELAY COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM CCS CANH VPMP COMPUTER DATA LINES SYSTEM EFI 1 FUSE EFI 2 FUSE EFI RELAY EFII EFIO ENGINE CONTROL MODULE ENGINE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B ENGINE ROOM R/B ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ETCS FUSE F/PS FC SPD FPS FUEL SUCTION PUMP, GAUGE ASSEMBLY FUEL SUCTION PUMP, GAUGE ASSEMBLY (FUEL TANK) FUEL TANK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) EFI 1 FUSE ID CODE BOX ID CODE BOX (BEHIND LEFT SIDE OF DASH) IMI IMO IMO IMI LEFT "C" PILLAR) LT BLU WIRE LT GRN WIRE MPMP ORG/ WIRE PNK TC IGSW COMPUTER DATA LINES SYSTEM WIRE PNK WIRE PUMP RED WIRE SFTD SFTU STA CANL STARTING/CHARGING SYSTEM COMPUTER DATA LINES SYSTEM STARTING/CHARGING SYSTEM STOP 1 FUSE STSW TACH TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM SFTD TRANSPONDER KEY ECU TRANSPONDER KEY ECU (BEHIND LEFT SIDE OF DASH) VIO WIRE VPMP VSV (AIR INTAKE CONTROL) VSV (AIR INTAKE CONTROL) (LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE