Toyota Avalon XX30 (2005-2007) body ecu Wiring diagrams

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 ACAN ANTI-LOCK BRAKES SYSTEM NAVIGATION SYSTEM EXTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM COMPUTER DATA LINES SYSTEM BLK WIRE BLU WIRE BODY ECU BODY ECU (ATTACHED TO DRIVER SIDE J/B) BRN WIRE COMPUTER DATA LINES SYSTEM CSPT DBKL DOOR 1 FUSE DOOR 2 FUSE DOOR LOCKS SYSTEM ECU- IG 1 FUSE ECU-ACC FUSE ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) EXTERIOR LIGHTS, POWER WINDOWS SYSTEMS GBS GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IND INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LSWD LSWR LT BLU WIRE LT GRN WIRE MEMORY SYSTEM MIRB MIRS MIRS ORG/ WIRE PCTY PCYL LGCY LGYL LSWP LCYL PNK (OR GRN) WIRE PNK WIRE POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM COMPUTER DATA LINES SYSTEM POWER WINDOWS SYSTEMS PRG RDA DCYL DCTY RCYL RCTY RED WIRE TKUL TSW TRNL TRNR BECU TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM EXTERIOR LIGHTS SYSTEM MIRRORS SYSTEM VIO (OR BLU) WIRE VIO WIRE WARNING SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

+ECU 17 4 13 14 7 16 15 LCTY 20 14 LSWL 26 28 24 23 25 27 5 21 LGYL LCYL PCYL PCTY LGCY LSWP LSWR BLK WIRE BLU WIRE BODY ECU BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 8 4 1 COMPUTER DATA LINES SYSTEM 8 4 1 21 CONSOLE) CPUB GND CTY DCYL DCTY LSWD RCTY RCYL DOME FUSE DOOR IND DRIVER'S SIDE DOOR COURTESY SWITCH (LOWER LEFT "B" PILLAR) DRIVER'S SIDE DOOR LOCK ASSEMBLY (IN LEFT FRONT DOOR) ECU GAUGE 2 FUSE ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN HOT IN ON OR HOT IN ON OR INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR COURTESY LAMP LEFT OUTER MIRROR CONTROL ECU (W/ MEMORY) (IN DRIVER'S DOOR) LEFT REAR DOOR COURTESY LAMP LEFT REAR DOOR LOCK ASSEMBLY (IN LEFT REAR DOOR) LEFT REAR OUTER VIEW MIRROR (W/ MEMORY) LEFT VANITY LAMP RIGHT VANITY LAMP LT BLU WIRE LT GRN WIRE LUGGAGE COMPARTMENT LAMP LUGGAGE DOOR LOCK ASSEMBLY (IN LUGGAGE COMPT LID) MAP LAMP MLP NOISE FILTER (DOME, STOP) (LEFT "C" PILLAR) OR ON ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PASSENGER'S FRONT SIDE DOOR COURTESY SWITCH (LOWER RIGHT "B" PILLAR) PASSENGER'S SIDE DOOR LOCK ASSEMBLY (IN RIGHT FRONT DOOR) PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RIGHT FRONT DOOR COURTESY LAMP RIGHT OUTER MIRROR CONTROL ECU (W/ MEMORY) (IN RIGHT FRONT DOOR) RIGHT REAR DOOR COURTESY LAMP RIGHT REAR DOOR LOCK ASSEMBLY RIGHT REAR OUTER VIEW MIRROR (W/ MEMORY) ROOM LAMP VIO WIRE W/ SMART KEY WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 IG LR LL PNK WIRE BLK WIRE BLU WIRE BODY ECU BODY ECU (ATTACHED TO DRIVER SIDE J/B) BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DOME FUSE DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) ECU-B FUSE EL ER ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT) TURN/ HAZ FUSE GAUGE 1 FUSE GRN WIRE GRY WIRE HAZARD WARNING SIGNAL SWITCH HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) ECU IG 1 FUSE JUNCTION CONNECTOR LAMP LEFT LEFT FRONT SIDE MARKER LAMP LEFT REAR COMBINATION LAMP TURN LEFT REAR OUTER VIEW MIRROR (W/ MEMORY) RIGHT REAR OUTER VIEW MIRROR (W/ MEMORY) LEFT TURN IND LICENSE PLATE LAMP ORG/ WIRE PNK PNK WIRE PNK WIRE RED WIRE RIGHT RIGHT FRONT SIDE MARKER RIGHT REAR COMBINATION LAMP STOP TURN RIGHT TURN IND TAIL TAIL FUSE TAIL IND (EXCEPT USA) TAIL RELAY TAIL STOP TAIL TAIL TRNL TRNR TURN TURN SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

1 20 3 ACT+ LSWL ACT- 12 11 14 7 8 4 16 RDA PRG DCTY LSWD 17 4 10 LCTY 21 24 1 2 KSW IND TR+ HAZ 26 15 BECU IG ACTD RCTY ASSEMBLY (IN LUGGAGE COMPT LID) BATB TRLY BLK WIRE BLU WIRE BLU/BLK WIRE BODY ECU BRN WIRE COMPUTER DATA LINES SYSTEM DOME FUSE DOOR 1 FUSE DOOR 2 FUSE DRIVER'S SIDE DOOR LOCK ASSEMBLY (IN LEFT FRONT DOOR) ECU- IG 1 FUSE ECU-ACC FUSE ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FRONT DOOR) FRONT PASSENGER'S SIDE DOOR COURTESY FRONT PASSENGER'S SIDE DOOR LOCK ASSEMBLY (IN RIGHT GAUGE 2 FUSE GRN WIRE GRY WIRE HEAD RELAY HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR LOCK ASSEMBLY (IN LEFT REAR DOOR) LSWP LSWR PCTY LGCY LT GRN WIRE LUGGAGE DOOR LOCK MAIN FUSE MPX-B FUSE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK 1 2 3 4 5 WIRE PNK WIRE RED WIRE RIGHT REAR DOOR COURTESY SWITCH (LOWER RIGHT "C" PILLAR) RIGHT REAR DOOR LOCK ASSEMBLY (IN RIGHT REAR DOOR) SWITCH (LOWER RIGHT "B" PILLAR) TAIL RELAY TURN SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER A/C CONTROL ASSEMBLY BLK WIRE BLOWER MOTOR BODY ECU CENTER AIR BAG SENSOR ASSEMBLY CIGARETTE LIGHTER CLOCK COMBINATION METER MULTI- DISPLAY DATA LINK CONNECTOR 3 DOOR LOCK CONTROL SWITCH DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) GLOVE BOX LAMP) HAZARD WARNING SIGNAL SWITCH IMMOBILIZER CODE ECU SMART A/C COMPRESSOR KEY ECU LEFT FRONT DOOR ELECTRICAL KEY OSCILLATOR MEMORY SWITCH MIRROR CONTROL ECU MULTI-DISPLAY PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) POWER OUTLET 1 POWER OUTLET 2 REAR SUNSHADE SWITCH REAR WINDOW DEFOGGER RELAY RIGHT OUTER REAR VIEW MIRROR STEERING LOCK ECU TAIL RELAY POWER RELAY RELAY TELLTALE LAMP ASSEMBLY TO DRIVER SIDE J/B (DIAGRAM 2 OF 4) TO MAP LAMP (DIAGRAM 2 OF 4) W/ MEMORY W/ SMART KEY W/O NAVIGATION WHT/BLK WIRE

11 12 3 MIRB MIRS MIRE BDR BLK WIRE BLU WIRE BODY ECU BRN WIRE COMPUTER DATA LINES SYSTEM CPUB DEFOGGER SYSTEM DM+R DMHR DMVR DOOR 1 FUSE DOWN DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) DVC EC+ ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) F/R DOOR FUSE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START HSRL HSSR INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) P/W FUSE LEFT LEFT OUTER MIRROR CONTROL ECU (IN DRIVER`S DOOR) LEFT OUTER REAR VIEW MIRROR LT GRN WIRE MIRRORS SYSTEM MLP MRY MSW ORG/ WIRE OUTER MEMORY SWITCH PMHR PMR PMVR PNK EC+ WIRE PVC RED WIRE RIGHT RIGHT OUTER REAR VIEW MIRROR SEAT MEMORY SWITCH SET- SIG VIO WIRE VSRL VSSR WHT WIRE WHT/BLK WIRE YEL WIRE

A/C COMP A/C FUSE A/F RELAY ACCD AIR CONDITIONING SYSTEM ALT-S FUSE AMP FUSE ANTI-THEFT SYSTEM ANTI-THEFT, DOOR LOCKS SYSTEMS ANTI-THEFT, STARTING/ BATTERY BLK WIRE BLU WIRE BODY ECU BODY ECU TRLY BRN WIRE CHARGING SYSTEMS CRUISE CONTROL, TRANSMISSIONS, ENGINE CONTROLS SYSTEMS DOOR 1 FUSE DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS, ANTI-THEFT, HEADLIGHTS SYSTEMS DRIVER SIDE J/B (BEHIND LEFT SIDE OF DASH) ECU IG 1 S-HTR FUSE FUSE ECU IG 2 HTR WIP FUSE FUSE FUSE FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) ETCS FUSE EXTERIOR LIGHTS, HEADLIGHTS, ANTI-LOCK BRAKES, CRUISE CONTROL SYSTEMS FROM DOOR 2 FUSE (DIAGRAM 2 OF 2) FROM INSTRUMENT PANEL J/B (DIAGRAM 1 OF 2) FUEL OPN FUSE FUSE FUSE GRN WIRE GRY WIRE HORN RELAY HORNS, ANTI-THEFT, WIPER/WASHER, DOOR LOCKS SYSTEMS IGNITION SWITCH IMMOBI FUSE LOCK LOCK OFF LT BLU WIRE LT GRN WIRE MAIN FUSE MAIN FUSIBLE LINK (12 GA- MEMORY SYSTEM TO IGNITION SWITCH (DIAGRAM 1 OF 2) MIRRORS, POWER TOPS, WIPER/ WASHER SYSTEMS SEATS SYSTEM MIRRORS, POWER WINDOWS, MEMORY SYSTEMS COMPUTER DATA LINES SYSTEM MPX-B OBD FUSE FUSE FUSE NCA WIRE ON LOCK OFF ON OFF ORG/ WIRE P/ SEAT PANEL J/B PNK WIRE POWER SOURCE CONTROL ECU (W/ SMART KEY SYSTEM) (BEHIND RIGHT SIDE OF DASH) POWER SWITCH (W/ SMART KEY SYSTEM) POWER TOPS SYSTEM PWR RELAY RELAY RED WIRE RELAY RR S/SHADE S/ ROOF P/W FUSE FUSE SEATS, AIR CONDITIONING, COOLING FANS, DEFOGGER SYSTEMS WIPER/ WASHER SYSTEM SOUND SYSTEMS ST+ STARTING/ CHARGING SYSTEM STARTING/ CHARGING, CRUISE CONTROL SYSTEMS STOP 1 FUSE STR LOCK FUSE SYSTEMS TAIL RELAY TO ALT FUSE (DIAGRAM 2 OF 2) TO ENGINE ROOM R/B (DIAGRAM 2 OF 2) TO POWER OUTLET FUSE (DIAGRAM 2 OF 2) TO TAIL FUSE (DIAGRAM 2 OF 2) GAUGE 1 FUSE TRUNK, TAILGATE, FUEL DOORS SYSTEM TURN, HAZ FUSE VIO WIRE W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM WHT WIRE YEL WIRE

+ECU ABS/ VCS 1 ABS/ VSC 2 AIR CONDITIONING SYSTEM ALT FUSE ANTI-LOCK BRAKES, CRUISE CONTROL SYSTEMS ANTI-THEFT, DOOR LOCKS SYSTEMS BLK WIRE BLU WIRE BLU/BLK WIRE BODY ECU BODY ECU BATB BRN WIRE CIGARETTE LIGHTER COOLING FANS SYSTEM CRUISE CONTROL SYSTEM POWER WINDOWS, MEMORY SYSTEM CRUISE CONTROL, ENGINE CONTROLS, TRANSMISSIONS SYSTEM ENGINE CONTROLS SYSTEM CRUISE CONTROL, TRANSMISSIONS, ENGINE CONTROLS, ANTI-THEFT SYSTEMS DEFOGGER SYSTEM DOME FUSE DOOR 2 FR DOOR DRL RELAY ECU-B FUSE EFI 1 FUSE ENGINE CONTROLS SYSTEM ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) INJ FUSE FOG FUSE FROM ACC RELAY (DIAGRAM 1 OF 2) FROM IGNITION SWITCH (DIAGRAM 1 OF 2) FROM STR LOCK FUSE (DIAGRAM 1 OF 2) FROM TAIL RELAY (DIAGRAM 1 OF 2) FUSE FUSE FUSE GAUGE 2 FUSE GENERATOR GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HEATER FUSE IGN FUSE JUNCTION ORG/ WIRE PANEL FUSE PNK WIRE POWER OUTLET 1 POWER OUTLET 2 PWR OUTLET CIG FUSE FUSE RAD 1 FUSE RADIO 2 RDI FAN RED WIRE RELAY RR DEF SECURITY HORN RELAY SHORT PIN 1 SHORT PIN 2 SOUND, NAVIGATION SYSTEM SOUND, NAVIGATION SYSTEMS TAIL FUSE TO ACC RELAY 2 (DIAGRAM 1 OF 2) VIO WIRE W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM WASHER RELAY WHT WIRE WHT/BLK WIRE YEL WIRE

1 20 3 ACT+ LSWL ACT- 11 12 14 7 4 16 PRG RDA DCTY LSWD ACTD RCTY 17 4 10 LCTY 21 1 2 KSW TR+ HAZ 26 15 BECU IG ASSEMBLY (IN LUGGAGE COMPT LID) BATB BLK WIRE BLU WIRE BLU/BLK WIRE BODY ECU BRN WIRE COMPUTER DATA LINES SYSTEM CTY DOME FUSE DOOR 1 FUSE DOOR 2 FUSE DRIVER'S SIDE DOOR LOCK ASSEMBLY (IN LEFT FRONT DOOR) ECU- IG 1 FUSE ECU-ACC FUSE ECU-B FUSE ENGINE ROOM R/B (ON LEFT SIDE FRONT PASSENGER'S SIDE DOOR COURTESY GAUGE 1 FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HEAD RELAY HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR LOCK ASSEMBLY (IN LEFT REAR DOOR) LOCK LSWP LSWR PCTY LGCY LT GRN WIRE LUGGAGE DOOR LOCK MAIN FUSE MAP LAMP MPX-B FUSE OF ENGINE COMPARTMENT) ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT SIDE OF DASH) PNK 1 2 3 4 5 6 7 WIRE PNK WIRE RED WIRE RIGHT REAR DOOR COURTESY SWITCH (LOWER RIGHT "C" PILLAR) RIGHT REAR DOOR LOCK ASSEMBLY (IN RIGHT REAR DOOR) ROOM LAMP SWITCH (LOWER RIGHT "B" PILLAR) TAIL RELAY TURN SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) UNLOCK VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 TR+ HAZ 14 7 4 16 DCTY LSWD ACTD RCTY 20 17 4 LSWL LCTY 26 15 22 21 BECU IG 27 21 5 23 25 LSWP BATB TRLY BLK WIRE BLU WIRE BLU/BLK WIRE BODY ECU BRN WIRE COMPUTER DATA LINES SYSTEM DOOR 2 FUSE DRIVER'S SIDE DOOR LOCK ASSEMBLY (IN LEFT FRONT DOOR) ECU- IG 1 FUSE ECU-ACC FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) FRONT PASSENGER'S SIDE DOOR COURTESY FRONT PASSENGER'S SIDE DOOR LOCK ASSEMBLY (IN RIGHT FRONT DOOR) GAUGE 1 FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IGN FUSE INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LEFT REAR DOOR COURTESY SWITCH (LOWER LEFT "C" PILLAR) LEFT REAR DOOR LOCK ASSEMBLY (IN LEFT REAR DOOR) LSWR PCTY LGCY LT GRN WIRE LUGGAGE DOOR LOCK ASSEMBLY (IN LUGGAGE COMPT LID) MPX-B FUSE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSAXLE) PNK WIRE RED WIRE RIGHT REAR DOOR COURTESY SWITCH (LOWER RIGHT "C" PILLAR) RIGHT REAR DOOR LOCK ASSEMBLY (IN RIGHT REAR DOOR) SWITCH (LOWER RIGHT "B" PILLAR) TAIL RELAY TURN SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE