Honda Accord VIII facelift (2011-2013) ecm/pcm Wiring diagrams

A/C COMPRESSOR CLUTCH RELAY A/C CONDENSER FAN MOTOR A/C CONDENSER FAN MOTOR (LOWER MIDDLE FRONT OF ENGINE COMPT) A/C CONDENSER FAN RELAY A/C DIODE A A/C DIODE B A/C PRESSURE SENSOR A/C PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPT) BLK WIRE BLOWER MOTOR RELAY BLU WIRE BLU/BLK WIRE BLU/YEL WIRE CAN L COMPUTER DATA LINES SYSTEM DRIVER'S UNDER- DASH FUSE/ RELAY BOX DRIVER'S UNDER- DASH FUSE/ RELAY BOX (BEHIND LEFT KICK PANEL) ECM/PCM ECM/PCM (LEFT FRONT OF ENGINE COMPT) ECT SENSOR 1 ECT SENSOR 1 (REAR OF ENGINE) ECT SENSOR 2 ECT SENSOR 2 (LOWER LEFT FRONT OF ENGINE COMPT) ENGINE CONTROLS SYSTEM FAN CONTROL RELAY FUSE 14 FUSE 16 FUSE 21 FUSE 5 GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES LT GRN WIRE MAIN FAN MOTOR FUSE MULTI FUSE 3 PGM-FI SUB- RELAY PNK WIRE RADIATOR FAN MOTOR RADIATOR FAN MOTOR (LOWER LEFT FRONT OF ENGINE COMPT) RADIATOR FAN RELAY REAR WINDOW DEFOGGER RELAY RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE WHT WIRE YEL WIRE YEL/RED WIRE

A/T APP SENSOR (ON ACCELERATOR PEDAL SUPPORT) APSA APSA ATPFWD APSB AREA NETWORK CONTROLLER ATPFWD BKSW BKSWNC BLK WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CANH CANL MRLY ETCSRLY BKSWNC BKSW CRMTCLS CIRCUIT CLUTCH PEDAL POSITION SWITCH CLUTCH PEDAL POSITION SWITCH (M/T) (ON CLUTCH PEDAL SUPPORT) COMPUTER DATA LINES SYSTEM CRMTCLS CRUISE CONTROL INDICATOR CRUISE CONTROL MAIN SWITCH INDICATOR DIMMING ECM/PCM ECM/PCM (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ETCS CONTROL RELAY ETCSM- ETCSRLY FAST CONTROLLER AREA FUSE 15 FUSE 17 FUSE 18 GAUGE CONTROL MODULE GAUGES GAUGES/ INDICATORS GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES INDICATOR INDICATOR DIMMING INDICATORS J/C LT GRN WIRE M/T MRLY NETWORK TRANSCEIVER ORG/ WIRE OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR PGM-FI MAIN RELAY RED WIRE RED/ BLU WIRE RED/BLK WIRE RED/BLU WIRE REF VOLT SENS GND SENS INPUT SENS INPUT SENS GND REF VOLT ETCSM- ETCSM+ TPSA TPSB STABILIZER THROTTLE ACTUATOR THROTTLE TP SENSOR ACTUATOR TP SENSOR/THROTTLE ACTUATOR (ON THROTTLE BODY) TP SENSOR TP SENSOR/THROTTLE ACTUATOR (ON THROTTLE BODY) TPSA TPSB TRANSMISSION RANGE SWITCH TRANSMISSION RANGE SWITCH (A/T) (ON REAR OF TRANSMISSION) UNDER-HOOD FUSE/RELAY BOX UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

A/C COMPRESSOR (LEFT FRONT OF ENGINE) A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C CONDENSER FAN RELAY A/C DIODE A/C DIODE A A/C DIODE B A/C MOTOR OPTION 1 A/C MOTOR OPTION 2 A/C PRESSURE SENSOR A/C PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPT) ACC RLY CTRL AIR MIX CONTROL MOTOR AMD-P BLK WIRE BLOWER MOTOR RELAY BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAN L COMPUTER DATA LINES SYSTEM ECM/PCM ECM/PCM (LEFT FRONT OF ENGINE COMPT) ECT SENSOR 1 ECT SENSOR 1 (REAR OF ENGINE) ECT SENSOR 2 ECT SENSOR 2 (LOWER LEFT FRONT OF ENGINE COMPT) ENGINE CONTROLS SYSTEM EVAPORATOR TEMPERATURE SENSOR EVAPORATOR TEMPERATURE SENSOR (BEHIND LEFT SIDE OF GLOVE BOX) FAN CONTROL RELAY FRD-P FRS FUSE FUSE 20 FUSE 5 FUSE 8 GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE M-COOL M-DEF M-HOT M-VENT MAIN FAN MOTOR FUSE MODE 1 MODE 3 MODE CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) MODE-P MULTI FUSE 3 OF ENGINE COMPT) PNK WIRE PPL RADIATOR FAN RELAY REC RECIRCULATION CONTROL MOTOR RECIRCULATION CONTROL MOTOR (A/C MOTOR OPTION 1) (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/WHT WIRE RED/YEL WIRE S-COM UNDER- HOOD FUSE/ RELAY BOX UNDER- HOOD FUSE/ RELAY BOX (LEFT REAR WHT WIRE YEL WIRE YEL/RED WIRE

A/C COMPRESSOR CLUTCH RELAY A/C CONDENSER FAN MOTOR A/C CONDENSER FAN MOTOR (LOWER MIDDLE FRONT OF ENGINE COMPT) A/C CONDENSER FAN RELAY A/C DIODE A A/C DIODE B A/C PRESSURE SENSOR A/C PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPT) APCD BLK WIRE BLOWER MOTOR RELAY BLU WIRE BLU/BLK WIRE BLU/YEL WIRE CAN L COMPUTER DATA LINES SYSTEM DRIVER'S UNDER- DASH FUSE/ RELAY BOX DRIVER'S UNDER- DASH FUSE/ RELAY BOX (BEHIND LEFT KICK PANEL) ECM/PCM ECM/PCM (LEFT FRONT OF ENGINE COMPT) ECT SENSOR 1 ECT SENSOR 1 (LEFT REAR OF ENGINE) ECT SENSOR 2 ECT SENSOR 2 (LOWER LEFT FRONT OF ENGINE COMPT) ENGINE CONTROLS SYSTEM FAN CONTROL RELAY FUSE 14 FUSE 16 FUSE 21 GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION CONNECTOR LT GRN WIRE MAIN FAN MOTOR FUSE MULTI FUSE 3 PGM-FI SUB- RELAY PNK WIRE RADIATOR FAN MOTOR RADIATOR FAN MOTOR (LOWER LEFT FRONT OF ENGINE COMPT) RADIATOR FAN RELAY REAR WINDOW DEFOGGER RELAY RED WIRE RED/YEL WIRE SUB FAN MOTOR FUSE TOP OF TRANSMISSION) W/O PADDLE SHIFTERS W/ PADDLE SHIFTERS WHT WIRE YEL WIRE YEL/RED WIRE

A/T APP SENSOR (ON ACCELERATOR PEDAL SUPPORT) APSA APSA ATPFWD APSB AREA NETWORK CONTROLLER ATPFWD BKSW BKSWNC BLK WIRE BLU WIRE BRN WIRE CANH CANL MRLY ETCSRLY BKSWNC BKSW CRMTCLS CIRCUIT CLUTCH PEDAL POSITION SWITCH CLUTCH PEDAL POSITION SWITCH (M/T) (ON CLUTCH PEDAL SUPPORT) COMPUTER DATA LINES SYSTEM CRMTCLS CRUISE CONTROL INDICATOR CRUISE CONTROL MAIN SWITCH INDICATOR DIMMING ECM/PCM ECM/PCM (LEFT FRONT OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ETCS CONTROL ETCS CONTROL RELAY ETCSM- ETCSM- ETCSM+ TPSA TPSB ETCSRLY FAST CONTROLLER AREA FUSE FUSE 15 FUSE 17 FUSE 18 GAUGE CONTROL MODULE GAUGES GAUGES/ INDICATORS GRN WIRE GRY WIRE HOT AT ALL TIMES INDICATOR INDICATOR DIMMING INDICATORS INDICATORS GAUGES, J/C LT BLU WIRE LT GRN WIRE M/T MRLY NETWORK TRANSCEIVER ORG/ WIRE OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR (RIGHT SIDE OF TRANS- MISSION HOUSING) PGM-FI MAIN RELAY PNK WIRE PPL PPL PNK WIRE RED WIRE RED/ BLU WIRE RED/BLK WIRE RELAY SENS GND PNK REF VOLT WIRE SENS GND REF VOLT SENS INPUT PNK WIRE SENS INPUT STABILIZER TAN WIRE THROTTLE ACTUATOR THROTTLE TP SENSOR ACTUATOR TP SENSOR/THROTTLE ACTUATOR (ON THROTTLE BODY) TOP OF TRANSMISSION) TP SENSOR TP SENSOR/THROTTLE ACTUATOR (ON THROTTLE BODY) TPSA PPL TPSB PNK WIRE TRANSMISSION RANGE SWITCH TRANSMISSION RANGE SWITCH (A/T) (ON TRANSMISSION) UNDER-HOOD FUSE/RELAY BOX UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) W/ PADDLE SHIFTERS W/O PADDLE SHIFTERS WARNING DRIVE CIRCUIT WHT WIRE YEL WIRE YEL/BLK WIRE

A/C COMPRESSOR (LEFT FRONT OF ENGINE) A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C CONDENSER FAN RELAY A/C DIODE A A/C DIODE B A/C MOTOR OPTION 1 A/C MOTOR OPTION 2 A/C PRESSURE SENSOR A/C PRESSURE SENSOR (RIGHT SIDE OF ENGINE COMPT) ACC RLY CTRL AIR MIX CONTROL MOTOR AMD-P BLK WIRE BLOWER MOTOR RELAY BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAN L CAN-H COMPUTER DATA LINES SYSTEM ECM/PCM ECM/PCM (LEFT FRONT OF ENGINE COMPT) ECT SENSOR 1 ECT SENSOR 1 (LEFT REAR OF ENGINE) ECT SENSOR 2 ECT SENSOR 2 (LOWER LEFT FRONT OF ENGINE COMPT) EVAPORATOR TEMPERATURE SENSOR EVAPORATOR TEMPERATURE SENSOR (BEHIND LEFT SIDE OF GLOVE BOX) FAN CONTROL RELAY FRD-P FRS FUSE 20 FUSE 8 GRN WIRE GRY WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE M-COOL M-DEF M-HOT M-VENT MAIN FAN MOTOR FUSE MODE 1 MODE 3 MODE CONTROL MOTOR (UNDER RIGHT SIDE OF DASH) MODE-P MULTI FUSE 3 OF ENGINE COMPT) PNK WIRE PPL RADIATOR FAN RELAY REC RECIRCULATION CONTROL MOTOR RECIRCULATION CONTROL MOTOR (A/C MOTOR OPTION 1) (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/YEL WIRE S-COM SUB FAN MOTOR FUSE TOP OF TRANSMISSION) UNDER- HOOD FUSE/ RELAY BOX UNDER- HOOD FUSE/ RELAY BOX (LEFT REAR W/O PADDLE SHIFTERS W/ PADDLE SHIFTERS WHT WIRE YEL WIRE YEL/RED WIRE

14 12 F-CAN HI F-CAN LO 2.4L 2.4L 3.5L 3.5L 3.5L A/T 7 1 11 K-LINE F-CAN HI F-CAN LO ABS MODULATOR CONTROL UNIT AUDIO UNIT BLK WIRE BRN WIRE CENTER JUNCTION BOX CENTER JUNCTION BOX (UNDER LEFT DLC DLC (UNDER LEFT SIDE OF DASH) DRIVER'S JUNCTION BOX 2 DRIVER'S JUNCTION BOX 2 (BEHIND LEFT KICK PANEL) DRIVER'S MICU DRIVER'S UNDER-DASH FUSE/RELAY BOX DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) ECM/PCM ENGINE MOUNT CONTROL UNIT ENGINE MOUNT CONTROL UNIT (3.5L: A/T) (BEHIND LEFT KICK PANEL) F-CAN HI F-CAN LO F-CAN LO F-CAN HI K-LINE WEN FUSE 15 GAUGE CONTROL MODULE HOT AT ALL TIMES HOT AT ALL TIMES UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) FUSE 15 IMMOBILIZER KEYLESS CONTROL UNIT K LINE LT BLU WIRE NAVIGATION UNIT NAVIGATION UNIT (IF EQUIPPED) (UNDER RIGHT SIDE OF REAR SHELF) NORMAL AUDIO ORG/ WIRE PASSENGER'S UNDER- DASH FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) PASSENGER'S UNDER-DASH FUSE/RELAY BOX PREMIUM AUDIO RED WIRE REMOTE STARTING CONTROL UNIT REMOTE STARTING CONTROL UNIT (W/ HONDA ACCESSORY) SCS SCS WEN F-CAN HI F-CAN LO SIDE OF DASH) SRS UNIT SRS UNIT (UNDER MIDDLE OF DASH) TPMS CONTROL UNIT (IF EQUIPPED) TPMS CONTROL UNIT (IF EQUIPPED) (UNDER LEFT SIDE OF DASH) UNDER-HOOD FUSE/RELAY BOX VSA ABS VSA MODULATOR CONTROL UNIT W/ HONDA ACCESSORY WEN WHT WIRE YAW RATE-LATERAL ACCELERATION SENSOR

+B BACK UP 1 2 3 4 5 6 7 VBU 2.4L 2.4L 3.5L 3.5L 3.5L 2.4L AREA NETWORK B-CAN HI B-CAN LO B-CAN LO B-CAN HI K-LINE S-NET LG B-CAN LO PNK B-CAN HI WIRE BLK WIRE BLK/RED WIRE BLU WIRE BODY BRN WIRE BRN/YEL WIRE CAN L CAN-H CIRCUIT COMPUTER CAN-H CAN-L RLY CTRL RLY CTRL GND S-NET DATA LINES SYSTEM COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CONTROLLER DLC DLC (UNDER LEFT SIDE OF DASH) DRIVE DRIVER'S +B BACK- MICU UP DRIVER'S JUNCTION BOX 1 DRIVER'S JUNCTION BOX 1 (BEHIND LEFT KICK PANEL) DRIVER'S MICU DRIVER'S MICU B-CAN LO DRIVER'S UNDER-DASH FUSE/RELAY BOX DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) ECM/PCM ENGINE CONTROLS SYSTEM FAST FUEL PUMP FUEL PUMP PNK WIRE FUEL PUMP RELAY FUEL TANK UNIT (TOP OF FUEL TANK) FUSE 15 FUSE 17 FUSE 5 FUSE 9 FUSE 9 FUSE 5 GAUGE CONTROL MODULE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGNITION KEY SWITCH IMMOBILIZER KEYLESS CONTROL UNIT IMMOBILIZER KEYLESS CONTROL UNIT (IN STEERING COLUMN) IMMOBILIZER SYSTEM INDICATOR J/C K LINE KEY SW LT 2.4L 3.5L LT BLU WIRE LT GRN WIRE LT LT MEMORY SYSTEMS NETWORK CONTROLLER PARKING BRAKE SWITCH PARKING BRAKE SWITCH (UNDER PARKING BRAKE LEVER) PGM-FI MAIN RELAY PNK SYSTEM WIRE PNK WIRE RED WIRE RED/BLK WIRE RLY CTRL S-NET STEERING LOCK ASSEMBLY TOP OF TRANSMISSION) TRANSCEIVER/ UNDER-HOOD FUSE/RELAY BOX UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) VBU W/ HANDSFREELINK W/ MEMORY, M/T WARNING WHT WIRE YEL WIRE YEL/BLK WIRE

ACPD AIR CONDITIONING SYSTEM AIR PPL CONDITIONING SYSTEM IMOFPR ACPD APSA APSB APP SENSOR APP SENSOR (ON ACCELERATOR PEDAL SUPPORT) APSA APSB ATPN ATPP ATPR BAROMETER SENSOR BKSW BKSWNC BKSWNC BKSW CRMTCLS WEN BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WHT WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CAN H CAN L FAN L FAN H MRLY CAN L COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COMPUTER SCS DATA LINES SYSTEM COOLING FANS SYSTEM CRMTCLS CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM COMPUTER DATA LINES SYSTEM STARTING/CHARGING S NET SYSTEM DRIVER'S UNDER-DASH FUSE/RELAY BOX DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) ECM/PCM ECM/PCM (LEFT FRONT OF ENGINE COMPT) ELD ELD UNIT ETCS CONTROL RELAY ETCSRLY ETCSRLY SUBRLY PSPSW ELD VCC 5 VCC 4 FTP SLS FAN H FAN L FTP PNK SLS WIRE FUSE 10 (A/T) FUSE 17 FUSE 18 FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGP IMOFPR LT GRN WIRE MRLY NAVIGATION, SOUND SYSTEMS OIL PRESSURE SWITCH OPSW ORG/ WIRE PCS PG 1 PG 1 SHA SHB ATPN ATPP ATPR PG 2 PGM-FI MAIN RELAY PNK STARTING/CHARGING SYSTEM WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE S-NET SCS SG 5 SG 4 SG-4 SG-5 SHA SHB SHC SHIFT CONTROL SOLENOID VALVE A SHIFT CONTROL SOLENOID VALVE B SHIFT CONTROL SOLENOID VALVE C SHIFT CONTROL SOLENOID VALVE C SHIFT CONTROL SOLENOID VALVE B STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM SUBRLY PNK PSPSW WIRE TRANSMISSION RANGE SWITCH (ON REAR OF TRANSMISSION) UNDER- HOOD UNDER- HOOD FUSE/ RELAY BOX VBSOL VCC 4 VCC 5 VSSOUT VSV WEN WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

AFS AFS+ AFS- CMPB CKP AFSHTC ALTC ALTC ALTL ALTF LSA ALTF ALTL ATFT ATPD ATPD ATPRVS ATPFWD ATPRVS BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CKP CMPA CMPA KS CMPB ECM/PCM ECM/PCM (LEFT FRONT OF ENGINE COMPT) ETCSM- GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/RED WIRE IAT LSA - LSB LSC MAP MAP SENSOR MAP SENSOR (LEFT REAR OF ENGINE) MCS OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR OUTPUT SHAFT (COUNTERSHAFT) SPEED SENSOR (RIGHT SIDE OF TRANSMISSION HOUSING) PGMETCS PGMETCS ETCSM- ETCSM+ RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE ROCKER ARM OIL CONTROL SOLENOID (EXHAUST) ROCKER ARM OIL CONTROL SOLENOID (INTAKE) ROCKER ARM OIL CONTROL SOLENOID (INTAKE) (RIGHT FRONT OF ENGINE) ROCKER ARM OIL PRESSURE SWITCH (EXHAUST) ROCKER ARM OIL PRESSURE SWITCH (EXHAUST) (W/ SULEV/PZEV) (RIGHT FRONT OF ENGINE) ROCKER ARM OIL PRESSURE SWITCH (INTAKE) ROCKER ARM OIL PRESSURE SWITCH (INTAKE) (RIGHT FRONT OF ENGINE) SHD SHE SHE LSC SHD ATFT ATPFWD SHIFT CONTROL SOLENOID VALVE D SHIFT CONTROL SOLENOID VALVE E STARTING/ CHARGING SYSTEM THROTTLE ACTUATOR THROTTLE ACTUATOR TP SENSOR/THROTTLE ACTUATOR (ON THROTTLE BODY) TP SENSOR TP SENSOR/THROTTLE ACTUATOR (ON THROTTLE BODY) TPSA TPSA TPSB VTPSWA VTC VTSB TPSB VG (+) VG+ IAT VG- VTC VTPSWA VTPSWB VTS VTSB WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE