Mazda 3 BL facelift (2011-2013) microcomputer Wiring diagrams

0922-201 0922-202 0922-202 CLOCK SPRING (BELOW STEERING WHEEL) ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL) AE C-03 C-02 AH C-02 AI C-02 AI C-02 (LEFT REAR OF ENGINE) AY C-03 BACKUP VOLTAGE CIRCUIT BLK WIRE BLU WIRE BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/RED WIRE C-02 C-03 C-04 C-06 C-08 CANCEL SWITCH CLOCK- SPRING CLUTCH PEDAL POSITION SWITCH (M/T) (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRUISE (YELLOW GREEN) IND CRUISE (YELLOW) IND CRUISE CONTROL SWITCH CRUISE OFF SWITCH CRUISE OFF SWITCH CANCEL SWITCH CRUISE ON SWITCH CRUISE ON SWITCH RESUME SWITCH ENG +B FUSE ENG INJ FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ MAIN RELAY (EGI MAIN) ENERGIZED INSTRUMENT CLUSTER KEYLESS CONTROL MODULE LT BLU WIRE LT GRN WIRE MICROCOMPUTER NCA WIRE NEUTRAL SWITCH (M/T) (REAR OF ENGINE) ORG/ WIRE PCM PCM (LEFT REAR OF ENGINE COMPT) PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RELAY & FUSE BLOCK RELAY & FUSE BLOCK (LEFT REAR OF ENGINE COMPT) RESUME + SWITCH ROOM FUSE SET SWITCH SET(-) SWITCH SET(+) SWITCH SYSTEM VOLTAGE CIRCUIT TCM (LEFT REAR OF ENGINE COMPT) THROTTLE BODY (LEFT REAR OF ENGINE) VEHICLE SPEED SENSOR VEHICLE SPEED SENSOR (ON TRANSAXLE) VIO WIRE W/ ADVANCED KEYLESS ENTRY, PUSH BUTTON START SYSTEM WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

0922-201 0922-202 0922-202 CLOCK SPRING (BELOW STEERING WHEEL) AA C-02 ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL) AH C-02 AI C-02 AI C-02 AY C-03 AY C-03 BACKUP VOLTAGE CIRCUIT BLK WIRE BLU WIRE BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) BRN WIRE C-02 C-03 C-04 C-06 CANCEL SWITCH CLOCK- SPRING CLUTCH PEDAL POSITION SWITCH (M/T) (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRUISE (YELLOW GREEN) IND CRUISE (YELLOW) IND CRUISE CONTROL SWITCH CRUISE OFF SWITCH CRUISE OFF SWITCH CANCEL SWITCH CRUISE ON SWITCH CRUISE ON SWITCH RESUME SWITCH ENG +B FUSE ESCL FUSE FUSE FUSE BLOCK GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER KEYLESS CONTROL MODULE LT BLU WIRE LT GRN WIRE MICROCOMPUTER NCA WIRE NEUTRAL SWITCH (M/T) (REAR OF ENGINE) ORG/ WIRE PCM PCM (LEFT REAR OF ENGINE COMPT) PNK WIRE RED WIRE RELAY & FUSE BLOCK RELAY & FUSE BLOCK (LEFT REAR OF ENGINE COMPT) RESUME + SWITCH SET SWITCH SET(-) SWITCH SET(+) SWITCH SYSTEM VOLTAGE CIRCUIT TCM (LEFT REAR OF ENGINE COMPT) THROTTLE BODY (LEFT REAR OF ENGINE) VEHICLE SPEED SENSOR VEHICLE SPEED SENSOR (ON TRANSAXLE) VIO WIRE W/ ADVANCED KEYLESS ENTRY, PUSH BUTTON START SYSTEM WHT WIRE YEL WIRE

0922-201 0922-202 ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL) AE C-03 AH C-02 AI C-02 AY C-03 BACKUP VOLTAGE CIRCUIT BLK WIRE BLU WIRE BRAKE SWITCH BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) BRN WIRE C-02 C-03 C-03 C-02 C-04 C-06 CANCEL SET(-) SWITCH SET(+) SWITCH SWITCH CANCEL SWITCH CLOCK- SPRING CLUTCH PEDAL POSITION SWITCH (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRUISE (YELLOW GREEN) IND CRUISE (YELLOW) IND CRUISE CONTROL SWITCH CRUISE OFF SWITCH CRUISE ON SWITCH CRUISE ON SWITCH RESUME SWITCH ENG +B FUSE ENG INJ FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ MAIN RELAY (EGI MAIN) ENERGIZED INSTRUMENT CLUSTER J/C C-44 (LEFT END OF DASH) KEYLESS CONTROL MODULE LT BLU WIRE LT GRN WIRE MICROCOMPUTER NCA WIRE NEUTRAL SWITCH (LEFT REAR OF ENGINE) ORG/ WIRE PCM PCM (LEFT REAR OF ENGINE COMPT) PNK AH WIRE PNK WIRE RED WIRE RELAY & FUSE BLOCK RELAY & FUSE BLOCK (LEFT REAR OF ENGINE COMPT) RESUME + SWITCH ROOM FUSE SET SWITCH SET SWITCH CANCEL SWITCH SYSTEM VOLTAGE CIRCUIT TCM TCM (LEFT REAR OF ENGINE COMPT) THROTTLE BODY (LEFT SIDE OF ENGINE) VEHICLE SPEED SENSOR VEHICLE SPEED SENSOR (ON TRANSAXLE) VIO WIRE W/ ADVANCED KEYLESS ENTRY, PUSH BUTTON START SYSTEM W/ STEERING SWITCH / W/ STEERING SWITCH (MULTI INFORMATION DISPLAY) W/O STEERING SWITCH / W/O STEERING SWITCH (MULTI INFORMATION DISPLAY) WHT WIRE YEL WIRE

0922-201 0922-202 0922-202 CLOCK SPRING (BELOW STEERING WHEEL) ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL) AE C-03 C-02 AH C-02 AI C-02 AI C-02 (LEFT REAR OF ENGINE) AY C-03 BACKUP VOLTAGE CIRCUIT BLK WIRE BLU WIRE BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/RED WIRE C-02 C-03 C-04 C-06 C-08 CANCEL SWITCH CLOCK- SPRING CLUTCH PEDAL POSITION SWITCH (M/T) (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRUISE (YELLOW GREEN) IND CRUISE (YELLOW) IND CRUISE CONTROL SWITCH CRUISE OFF SWITCH CRUISE OFF SWITCH CANCEL SWITCH CRUISE ON SWITCH CRUISE ON SWITCH RESUME SWITCH ENG +B FUSE ENG INJ FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ MAIN RELAY (EGI MAIN) ENERGIZED INSTRUMENT CLUSTER KEYLESS CONTROL MODULE LT BLU WIRE LT GRN WIRE MICROCOMPUTER NCA WIRE NEUTRAL SWITCH (M/T) (REAR OF ENGINE) ORG/ WIRE PCM PCM (LEFT REAR OF ENGINE COMPT) PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RELAY & FUSE BLOCK RELAY & FUSE BLOCK (LEFT REAR OF ENGINE COMPT) RESUME + SWITCH ROOM FUSE SET SWITCH SET(-) SWITCH SET(+) SWITCH SYSTEM VOLTAGE CIRCUIT TCM (LEFT REAR OF ENGINE COMPT) THROTTLE BODY (LEFT REAR OF ENGINE) VEHICLE SPEED SENSOR VEHICLE SPEED SENSOR (ON TRANSAXLE) VIO WIRE W/ ADVANCED KEYLESS ENTRY, PUSH BUTTON START SYSTEM WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

0415-08 0415-09 0415-10 ABS FUSE ABS IG FUSE AS PNK WIRE AU PNK WIRE BCM BLK WIRE BLU WIRE BRAKE FLUID LEVEL SENSOR BRAKE IND BRAKE SWITCH BRN WIRE C-02 C-03 C-04 C-06 C-36 COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DSC FUSE DSC HU/CM DSC OFF IND DSC OFF SWITCH FUSE BLOCK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START ILL INSTRUMENT CLUSTER J/C C-45 J/C C-47 LEFT FRONT ABS WHEEL SPEED SENSOR LEFT REAR ABS WHEEL SPEED SENSOR LT BLU WIRE LT GRN WIRE METER FUSE MICROCOMPUTER ORG/ WIRE PARKING BRAKE SWITCH PNK WIRE RED WIRE RELAY & FUSE BLOCK RIGHT FRONT ABS WHEEL SPEED SENSOR RIGHT REAR ABS WHEEL SPEED SENSOR SAS CONTROL MODULE STEERING ANGLE SENSOR VIO WIRE WHT WIRE YEL WIRE

2.0L, 2.5L 2.3L TURBO, 2.5L 2.3L TURBO SKYACTIV-G 2.0L 2.5L 2.0L, SKYACTIV-G 2.0L AI C-02 AY C-03 BATTERY BLK WIRE BLK/RED WIRE BRN WIRE C-02 AI C-03 C-03 AY C-10 CHARGE INDICATOR COMPUTER DATA LINES SYSTEM GENERATOR GRN WIRE GRY WIRE INSTRUMENT CLUSTER J/C C-44 J/C C-44 (LEFT END OF DASH) MAIN FUSE MAIN STARTER FUSE FUSE MICROCOMPUTER NCA WIRE PCM PCM (LEFT REAR OF ENGINE COMPT) RED WIRE RELAY & FUSE BLOCK RELAY, ROOM FUSE FUSE BLOCK (LEFT REAR OF ENGINE COMPT) ROOM FUSE STARTER FUSE WHT WIRE

AY C-03 BCM BCM (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/WHT WIRE BRAKE SWITCH BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) BRN WIRE BTN 2 FUSE C-02 C-03 C-04 C-06 C-13 C-20 C-24 C-24 (RIGHT "C" PILLAR) C-29 C-30 COMPUTER DATA LINES SYSTEM CONDENSER CONDENSER (NEAR TOP LEFT OF TAILGATE) (LED TYPE) DISCHARGE TYPE FUSE BLOCK GRN WIRE GRY WIRE H/L HALOGEN TYPE HAZARD FUSE HAZARD WARNING SWITCH HEADLIGHT RELAY (HI) HEADLIGHT RELAY (LO) HEADLIGHTS SYSTEM HIGH MOUNT BRAKE LIGHT HOT AT ALL TIMES HOT AT ALL TIMES FUSE BLOCK HOT AT ALL TIMES RELAY & FUSE BLOCK (LEFT REAR OF ENGINE COMPT) HOT IN ON OR START INSTRUMENT CLUSTER J/B C-45 J/C C-45 J/C C-45 (LEFT END OF DASH) J/C C-47 J/C C-47 (CENTER LEFT OF DASH) J/C C-53 J/C C-53 (LEFT END OF DASH) LEFT LEFT "C" PILLAR) LEFT BRAKE LIGHT LEFT FRONT COMBINATION LIGHT LEFT PARKING LIGHT LEFT FRONT TURN LIGHT LEFT REAR TURN LIGHT LEFT SIDE TURN LIGHT (OUTER MIRROR TYPE) LEFT SIDE TURN LIGHT (OUTER MIRROR TYPE) (IF EQUIPPED) LEFT TAILLIGHT LEFT TURN IND LICENSE PLATE LIGHT LIGHT SWITCH LT BLU WIRE LT GRN WIRE METER FUSE MICROCOMPUTER NCA WIRE OFF AUTO OFF AUTO TNS ORG/ WIRE PNK WIRE RED WIRE RELAY & FUSE BLOCK RELAY ENERGIZED RIGHT RIGHT BRAKE LIGHT RIGHT FRONT COMBINATION LIGHT RIGHT PARKING LIGHT RIGHT FRONT TURN LIGHT RIGHT REAR TURN LIGHT RIGHT SIDE TURN LIGHT (OUTER MIRROR TYPE) RIGHT SIDE TURN LIGHT (OUTER MIRROR TYPE) (IF EQUIPPED) RIGHT TAILLIGHT RIGHT TURN IND SEDAN STOP FUSE TAIL FUSE TNS TNS IND TNS RELAY (TAIL) TURN SWITCH VIO WIRE WAGON WHT WIRE YEL WIRE

ACC IND ACC RELAY AUTO RTN SW BLK WIRE BLU WIRE BRN WIRE BUZZER C-02 C-03 C-32 CLOSE COMPUTER DATA LINES SYSTEM DOOR DOOR IND FRONT INTERIOR KEYLESS ANTENNA GRN WIRE GRY WIRE GRY/BLU WIRE INSTRUMENT CLUSTER J/C C-45 J/C C-53 KEY IND KEYLESS CONTROL MODULE KEYLESS RECEIVER/ TPMS CONTROL MODULE LOCK LT BLU WIRE LT GRN WIRE MICROCOMPUTER NCA WIRE ON IND. ORG/ WIRE PNK WIRE POWER WINDOW RELAY PUSH BUTTON START RED WIRE RED/WHT WIRE RELAY BLOCK RIGHT REAR DOOR LATCH, LOCK ACTUATOR (IN RIGHT REAR DOOR) SECURITY IND SHIFT INTERLOCK SYSTEM STARTING/CHARGING SYSTEM STATUS (UR) IND STATUS (YG) IND UNLOCK VIO WIRE W/ DOOR LOCK-LINK SWITCH W/ THEFT- DETERRENT SYSTEM WHT WIRE WINDSHIELD WIPER RELAY YEL WIRE YEL/RED WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/YEL WIRE BUZZER C-20 C-29 C-30 C-32 CLOSE COMPUTER DATA LINES SYSTEM DOOR DOOR IND GREEN GRN WIRE GRN/ORG WIRE GRY WIRE GRY/BLU WIRE IND INSTRUMENT CLUSTER KEY IND LEFT "C" PILLAR) LEFT DOOR LOCK SWITCH LEFT FRONT DOOR LATCH, LOCK ACTUATOR (IN DRIVER'S DOOR) LIFTGATE LOCK ACTUATOR LOCK LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MICROCOMPUTER ORG/ WIRE RED WIRE RED/WHT WIRE RIGHT DOOR LOCK SWITCH RIGHT REAR DOOR LATCH, LOCK ACTUATOR (IN RIGHT REAR DOOR) SECURITY SEDAN TRUNK LID LATCH, RELEASE ACTUATOR UNLOCK W/ 2 STAGE UNLOCK W/ DOOR LOCK-LINK SWITCH W/ POWER DOOR LOCK SYSTEM W/ THEFT-DEFERRENT SYSTEM WHT WIRE YEL WIRE YEL/RED WIRE YELLOW)

AFS CONTROL MODULE AFS CONTROL MODULE (IF EQUIPPED) (RIGHT END OF DASH) AUTO LIGHT SENSOR/ RAIN SENSOR AUTO LIGHT SENSOR/ RAIN SENSOR (IF EQUIPPED) (TOP LEFT SIDE OF DASH) AY C-03 BLK WIRE BLK/LT GRN WIRE BLK/RED WIRE BLU WIRE BRN WIRE C-02 C-03 C-13 C-22 DISCHARGE W/ DRL DRL RELAY DRL RELAY (IF EQUIPPED) ESCL FUSE EXCEPT SKYACTIV-G 2.0 FUSE FUSE BLOCK GRN WIRE GRY WIRE H/L HI FUSE HALOGEN W/ DRL HEADLAMPS LEVELING CIRCUIT HEADLIGHT RELAY (HI) HEADLIGHT RELAY (LO) HI-BEAM IND HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER J/C C-44 J/C C-44 (LEFT END OF DASH) J/C C-47 J/C C-47 (LEFT END LEFT "C" PILLAR) LEFT DISCHARGE HEADLIGHT CONTROL MODULE LEFT DRL BULB LEFT FRONT COMBINATION LIGHT LEFT FRONT COMBINATION LIGHT (DISCHARGE) LEFT FRONT COMBINATION LIGHT (HALOGEN) LEFT HI/LOW HEADLIGHT LEFT HI/LOW HEADLIGHT LEFT DISCHARGE HEADLIGHT CONTROL MODULE LEFT HIGH HEADLIGHT LEFT LOW HEADLIGHT LH H/L LO LH H/L LO FUSE LT BLU WIRE METER FUSE MICROCOMPUTER NCA WIRE OF DASH) ORG/ WIRE PNK WIRE RED WIRE RELAY & FUSE BLOCK RH H/L LO RH H/L LO FUSE RIGHT END OF DASH) ROOM FUSE SKYACTIV-G 2.0 TNS RELAY VIO WIRE W/ ADVANCED KEYLESS ENTRY, PUSH BUTTON START SYSTEM W/ DRL W/O ADVANCED KEYLESS ENTRY, PUSH BUTTON START SYSTEM W/O DRL YEL WIRE