Toyota Celica T230 facelift (2002-2006) engine control module (ecm) (on left side of engine compt, forward of battery) Wiring diagrams

A/C CONDENSER FAN MOTOR (ON LEFT FRONT OF ENGINE COMPT) A/C TRIPLE PRESSURE SWITCH (A/C DUAL, SINGLE PRESSURE SWITCH) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CDS FUSE EB (1.8L GT: AT RIGHT FRONT FENDER) EM (AT LEFT FRONT FENDER) ENGINE CONTROL MODULE (ECM) (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (ON REAR OF CYLINDER HEAD) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FAN FAN 1 RELAY FAN 2 RELAY FAN 3 RELAY FAN RLY FUSE GRN WIRE GT-S GT HOT AT ALL TIMES HOT IN ON OR START IG (AT RIGHT SIDE OF FIREWALL) INSTRUMENT PANEL J/B (BEHIND PANEL ON RIGHT SIDE OF CENTER CONSOLE) RDI FUSE RED WIRE SINGLE (IN RIGHT FRONT CORNER OF ENGINE COMPT, BEHIND HEADLIGHT) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

3 2 1 SI SE IG+ A/T BK/UP LAMP FUSE BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE COMBINATION METER COMBINATION SWITCH CRUISE CRUISE CONTROL ACTUATOR (IN RIGHT FRONT CORNER OF ENGINE COMPT) CRUISE CONTROL CLUTCH SWITCH (ON BRACKET, ABOVE CLUTCH PEDAL) CRUISE CONTROL ECU (BEHIND LEFT SIDE OF DASH, NEAR BASE OF "A" PILLAR) CRUISE CONTROL SWITCH CRUISE IND DATA LINK CONNECTOR (DLC) 3 (UNDER LEFT SIDE OF DASH, NEAR KICK PANEL) ECU-IG FUSE ENGINE CONTROL MODULE (ECM) (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IDLO INSTRUMENT PANEL J/B (BEHIND PANEL ON RIGHT SIDE OF CENTER CONSOLE) JUNCTION CONNECTOR 10 (UNDER RIGHT SIDE OF DASH, ON CENTER OF DOOR PILLAR) JUNCTION CONNECTOR 2 (ON LEFT SIDE OF ENGINE COMPT, BENEATH ENGINE ROOM J/B) JUNCTION CONNECTOR 8 (BEHIND UPPER RIGHT CENTER OF DASH) JUNCTION CONNECTOR 9 (BEHIND RIGHT SIDE OF DASH) LT GRN WIRE LT GRN/BLK WIRE M/T ORG/ WIRE PI TC ECT MC PNK WIRE PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RES ACCEL SET/ COAST SPD IDL OD MO GND STOP FUSE STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) STP+ VEHICLE SPEED SENSOR (COMBINATION METER) (ON RIGHT SIDE OF TRANSMISSION) WARNING FUSE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 M- M+ 1 2 3 IG+ SE SI 1 3 8 22 23 26 27 28 29 +B BATT MREL VPA 21 18 31 28 VTA VC 3 2 17 M+ M- A/T ACCELERATOR PEDAL POSITION SENSOR (ON ACCELERATOR PEDAL ASSEMBLY) BK/UP LAMP FUSE BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER COMBINATION SWITCH CRUISE CRUISE CONTROL CLUTCH SWITCH (M/T) (ON BRACKET, ABOVE CLUTCH PEDAL) CRUISE CONTROL SWITCH CRUISE IND EB (AT RIGHT FRONT FENDER) EC (AT LEFT SIDE OF CYLINDER HEAD) ECU-IG FUSE EFI 1 FUSE EFI FUSE EFI RELAY ENGINE CONTROL MODULE (ECM) (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES IGNITION SWITCH HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND PANEL ON RIGHT SIDE OF CENTER CONSOLE) INSTRUMENT PANEL J/B (BEHIND PANEL ON RIGHT SIDE OF CENTER CONSOLE) STOP FUSE JUNCTION CONNECTOR 1 (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) JUNCTION CONNECTOR 6 (BEHIND UPPER LEFT CENTER OF DASH) LOCK OFF LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE M/T NCA WIRE ORG/ WIRE PI SPD STP CCS RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RES ACCEL SET/ COAST STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) VC VTA VEHICLE SPEED SENSOR (COMBINATION METER) (ON RIGHT SIDE OF TRANSMISSION) WARNING FUSE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE

AMBIENT TEMPERATURE SENSOR (LEFT FRONT OF ENGINE COMPT) BLU WIRE BLU/WHT WIRE CANADA DOME FUSE EARTH ECU-ACC FUSE ENGINE CONTROL MODULE (ECM) (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) EXCEPT GT W/ CRUISE CONTROL GRN/ORG WIRE GRY WIRE GT GTS GT W/ CRUISE CONTROL GTS HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IF (AT RIGHT DASH BRACE) IG+ TH+ SG INSTRUMENT PANEL J/B (BEHIND PANEL ON RIGHT SIDE OF CENTER CONSOLE) JUNCTION CONNECTOR 10 (UNDER RIGHT SIDE OF DASH, ON CENTER OF DOOR PILLAR) JUNCTION CONNECTOR 6 (BEHIND UPPER LEFT CENTER OF DASH) JUNCTION CONNECTOR 8 (BEHIND UPPER RIGHT CENTER OF DASH) LT GRN/RED WIRE MOPS OSW PARKING BRAKE SWITCH (ON BASE OF PARK BRAKE LEVER) PNK PBEW WIRE PNK USA WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE SPD PSW PNK WIRE TENS RDC FUSE USA USA CANADA WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL/BLK WIRE YEL/GRN WIRE

1 2 3 4 5 6 7 8 9 10 IG 4 3 14 5 FAN CF 8 7 6 5 4 3 2 1 LO A/C CONDENSER FAN MOTOR (ON LEFT FRONT OF ENGINE COMPARTMENT) A/C EVAPORATOR TEMPERATURE SENSOR (UNDER RIGHT SIDE OF DASH, IN HVAC HOUSING) A/C MAGNETIC CLUTCH, LOCK SENSOR (ON A/C COMPRESSOR) A/C SWITCH ACMG BLK WIRE BLK/WHT WIRE BLOWER RESISTOR (BELOW RIGHT SIDE OF DASH, IN HVAC HOUSING) BLOWER SWITCH BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CDS FUSE COMBINATION METER DUAL ECU-B FUSE ED (AT LEFT SIDE OF CYLINDER HEAD) EM (AT LEFT FRONT FENDER) ENGINE CONTROL MODULE (ECM) (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (ON REAR OF CYLINDER HEAD) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) ENGINE ROOM R/B 1 (ON LEFT SIDE OF ENGINE COMPARTMENT) FAN 1 RELAY FAN 2 RELAY ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FAN 3 RELAY FAN RLY FUSE GND ILLUM GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GT-S HEATER RELAY HOT AT ALL TIMES HOT IN ON OR START HTR FUSE IH (AT RIGHT SIDE OF FIREWALL) ILLUM DEF A/C LA/C INSTRUMENT PANEL J/B (BEHIND PANEL ON RIGHT SIDE OF CENTER CONSOLE) JUNCTION CONNECTOR 1 (ON LEFT SIDE LCKI LT GRN/RED WIRE MGC RELAY OF ENGINE COMPT, FORWARD OF BATTERY) ORG/ WIRE PRE HP (GT) (GT-S) RADIATOR FAN MOTOR (1.8L GT: IN FRONT OF RDI FUSE RED WIRE RED/YEL WIRE SINGLE VIO WIRE VIO/WHT WIRE WARNING FUSE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

5 4 3 2 1 +B BACK DOOR LOCK MOTOR (ON REAR OF LIFTBACK) BLK WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BODY ECU BODY ECU-IG FUSE BRN WIRE COMBINATION METER DCTY DOOR CONTROL RECEIVER (BEHIND TRIM PANEL, ABOVE LEFT REAR FENDERWELL) DOOR FUSE DOOR LOCK CONTROL SWITCH (POWER WINDOW MASTER SWITCH) ECU-ACC FUSE ENGINE CONTROL MODULE (ECM) (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) GRN WIRE GRN/ORG WIRE GT GTS HORN HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IF (AT RIGHT DASH BRACE) INSTRUMENT PANEL J/B (BEHIND PANEL ON RIGHT SIDE OF CENTER CONSOLE) JUNCTION CONNECTOR 10 (UNDER RIGHT SIDE OF DASH, ON IH CENTER OF DOOR PILLAR) JUNCTION CONNECTOR 11 (IN LEFT DOOR) JUNCTION CONNECTOR 14 (ON REAR OF LEFT REAR FENDERWELL) BJ JUNCTION CONNECTOR 3 (UNDER LEFT SIDE OF DASH, BEHIND KICK PANEL) LEFT DOOR COURTESY SWITCH (BASE OF LEFT "B" PILLAR) LGCY LOCK LSWD LSWP LT GRN WIRE LT GRN/RED WIRE MPX MPX-B FUSE PCTY PNK/BLK WIRE PRG RDA GND RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT DOOR COURTESY SWITCH (LOWER RIGHT "B" PILLAR) TX+ MPX- UNLK UNLOCK WARNING SWITCH (UNDER LEFT SIDE OF DASH) VIO WIRE VIO/WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

BACK DOOR LOCK MOTOR (ON REAR OF LIFTBACK) BLK WIRE BLU/RED WIRE BLU/WHT WIRE BODY ECU BODY ECU-IG FUSE BRN WIRE COMBINATION METER DCTY DOOR FUSE DOOR LOCK CONTROL SWITCH (POWER WINDOW MASTER SWITCH) ECU-ACC FUSE ENGINE CONTROL MODULE (ECM) (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) GRN WIRE GRN/ORG WIRE GT GTS HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IF (AT RIGHT DASH BRACE) INSTRUMENT PANEL J/B (BEHIND PANEL ON RIGHT SIDE OF CENTER CONSOLE) JUNCTION CONNECTOR 10 (UNDER RIGHT SIDE OF DASH, ON CENTER OF DOOR PILLAR) IH JUNCTION CONNECTOR 11 (IN LEFT DOOR) JUNCTION CONNECTOR 3 (UNDER LEFT SIDE OF DASH, BEHIND KICK PANEL) IE LEFT DOOR COURTESY SWITCH (BASE OF LEFT "B" PILLAR) LOCK LSWD LSWP LT GRN/RED WIRE MPX MPX-B FUSE PCTY PNK/BLK WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT DOOR COURTESY SWITCH (LOWER RIGHT "B" PILLAR) TX+ MPX- UNLK UNLOCK WARNING SWITCH (UNDER LEFT SIDE OF DASH) VIO/WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

+ECU BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU BODY ECU-IG FUSE BRN WIRE BUCKLE SWITCH BUZZER CANADA CANADA USA CLOCK (PASSENGER SEAT BELT WARNING) COMBINATION METER DCTY PCTY DBKL DOME FUSE DOOR FUSE DOOR IND EARTH ECU-B FUSE ENGINE CONTROL MODULE (ECM) (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF BATTERY) FASTEN BELT IND FUSE GRN WIRE GRN/ORG WIRE GRY WIRE GT GTS HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IF (AT RIGHT DASH BRACE) IH (AT RIGHT SIDE OF FIREWALL) INSTRUMENT PANEL J/B (BEHIND PANEL ON RIGHT SIDE OF CENTER CONSOLE) J/C 10 (UNDER RIGHT SIDE OF DASH, ON CENTER OF DOOR PILLAR) J/C 6 (BEHIND UPPER LEFT CENTER OF DASH) LEFT BUCKLE SWITCH (IN DRIVER'S SEAT BELT BUCKLE) LEFT DOOR COURTESY SWITCH (BASE OF LEFT "B" PILLAR) LT GRN/RED WIRE MPX-B FUSE OCCUPANT DETECTION SWITCH PBEW PBKL PNK WIRE RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT BUCKLE SWITCH (IN RIGHT FRONT SEAT BELT BUCKLE) RIGHT DOOR COURTESY SWITCH (LOWER RIGHT "B" PILLAR) UNLOCK WARNING SWITCH (UNDER LEFT SIDE OF DASH) USA USA CANADA WARNING FUSE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/GRN WIRE