Honda Accord VIII facelift (2011-2013) computer data lines system 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 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

B-CAN B-CAN MICU LO HI BLK WIRE BLU WIRE BOX (UNDER LEFT BRN WIRE BUS-DATA CLIMATE CONTROL UNIT CLIMATE CTRL SW (BUS) B-CAN HI B-CAN LO GND COMPUTER DATA LINES SYSTEM CONTROL UNIT VMPAS CONTROL UNIT) DEFOGGER DRIVER'S DRIVER'S CLIMATE CONTROL SWITCH DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) FRONT PASSENGER'S CLIMATE CONTROL SWITCH FRONT PASSENGER'S POWER WINDOW SWITCH FUSE 13 FUSE 16 FUSE 4 FUSE/RELAY BOX (BEHIND RIGHT KICK PANEL) GRN WIRE GRY WIRE HEAT (+) HOT AT ALL TIMES HOT IN ON ILL ILL INDICATOR JUNCTION LEFT POWER MIRROR LT BLU WIRE LT GRN WIRE MIRRORS SYSTEM NOISE CONDENSER (IF EQUIPPED) (LEFT SIDE OF TRUNK) ORG/ WIRE PASSENGER'S UNDER-DASH PNK COMPUTER DATA LINES SYSTEM WIRE POWER DISTRIBUTION SYSTEM CENTER JUNCTION POWER MIRROR DEFOGGERS POWER WINDOW MASTER SWITCH PR DEF LED DEF LED AUTO LED REC LED 8 13 14 PNK PPL WIRE REAR WINDOW REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER RELAY RED WIRE RIGHT POWER MIRROR RR DEF RLY CL- SIDE OF DASH) SW OUT-4 SW OUT-3 SW IN-4 SW IN-3 SW IN-2 SW IN-1 SWITCH UART UART B CAN HI B CAN LO COMPUTER PNK DATA LINES SYSTEM HEAT SG PG WIRE UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) WHT WIRE YEL WIRE

AIR CONDITIONING SYSTEM B-CAN HI B-CAN LO BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) CLIMATE CONTROL UNIT COMPUTER DATA LINES SYSTEM CONTROL UNIT VMPAS CONTROL UNIT) DEFOGGER DRIVER'S BOX MICU (BEHIND LEFT KICK PANEL) DRIVER'S UNDER-DASH FUSE/RELAY DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) FRONT PASSENGER'S POWER WINDOW SWITCH FUSE 13 FUSE 16 FUSE 4 GRN WIRE HEAT (+) HEAT PG HOT AT ALL TIMES HOT IN ON KICK PANEL) LEFT POWER MIRROR LT GRN WIRE MIRRORS SYSTEM NOISE CONDENSER (IF EQUIPPED) (LEFT SIDE OF TRUNK) ORG/ WIRE PASSENGER'S UNDER-DASH FUSE/RELAY BOX (BEHIND RIGHT PNK WIRE POWER DISTRIBUTION SYSTEM POWER WINDOW MASTER SWITCH REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER RELAY REAR WINDOW/POWER MIRROR DEFOGGERS INDICATOR B-CAN LO REAR WINDOW/POWER MIRROR DEFOGGERS SWITCH RIGHT POWER MIRROR RR DEF RLY CL- UART UART B-CAN HI UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT)

AIR CONDITIONING SYSTEM B-CAN B-CAN HI B-CAN HI LO B-CAN HI UART B-CAN LO BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BOX CENTER JUNCTION BOX (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL UNIT VMPAS CONTROL UNIT) DEFOGGER DRIVER'S BOX MICU (BEHIND LEFT KICK PANEL) DRIVER'S MICU DRIVER'S UNDER-DASH FUSE/RELAY DRIVER'S UNDER-DASH FUSE/RELAY BOX DRIVER'S UNDER-DASH FUSE/RELAY BOX (BEHIND LEFT KICK PANEL) FRONT PASSENGER'S POWER WINDOW SWITCH FUSE 13 FUSE 16 FUSE 4 GRN WIRE HEAT (+) HEAT PG HOT AT ALL TIMES HOT IN ON HVAC CONTROL UNIT (BEHIND CENTER OF DASH) KICK PANEL) LEFT POWER MIRROR LEFT POWER MIRROR (IF EQUIPPED) LT GRN WIRE MIRRORS SYSTEM NOISE CONDENSER NOISE CONDENSER (IF EQUIPPED) (LEFT SIDE OF TRUNK) ORG/ WIRE PASSENGER'S UNDER-DASH FUSE/RELAY BOX PASSENGER'S UNDER-DASH FUSE/RELAY BOX (BEHIND RIGHT PNK WIRE POWER DISTRIBUTION SYSTEM POWER WINDOW MASTER SWITCH REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER RELAY REAR WINDOW/POWER MIRROR DEFOGGERS INDICATOR REAR WINDOW/POWER MIRROR DEFOGGERS INDICATOR REAR WINDOW DEFOGGER RELAY REAR WINDOW/POWER MIRROR DEFOGGERS SWITCH RED WIRE RIGHT POWER MIRROR RIGHT POWER MIRROR (IF EQUIPPED) RR DEF RLY CL- RR DEF RR DEF RLY CL- SW RR DEF SW UART UNDER-HOOD FUSE/RELAY BOX UNDER-HOOD FUSE/RELAY BOX (LEFT REAR OF ENGINE COMPT) VMPAS

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

A/C CONDENSER FAN RELAY A/C DIODE A/C DIODE B A/T GEAR POSITION DIMMING CIRCUIT A/T GEAR POSITION INDICATOR DRIVE CIRCUIT BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CIRCUIT CKP SENSOR CKP SENSOR (UNDER RIGHT FRONT OF ENGINE) CMP SENSOR B (REAR OF ENGINE) COMPULSORY TURNING ON CIRCUIT MIL IND COMPULSORY TURNING- OFF CIRCUIT COMPULSORY TURNING- ON CIRCUIT COMPUTER DATA LINES SYSTEM FALL SAFE CIRCUIT FAST CONTROLLER AREA NETWORK TRANSCEIVER FUSE 13 FUSE 14 FUSE 15 FUSE 15 FUSE 14 FUSE 21 GAUGE CONTROL MODULE GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES IGNITION COIL RELAY INJECTORS (TOP OF ENGINE) MAF IAT MAF IAT MAF/IAT SENSOR (ON INTAKE AIR DUCT) MAF/IAT SENSOR (ON INTAKE AIR DUCT) MIL IND PGM-FI SUB- RELAY RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE UNDER- HOOD FUSE/ RELAY BOX UNDER- HOOD FUSE/ RELAY BOX (LEFT REAR OF ENGINE COMPT) WARNING DRIVE CIRCUIT WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE

38 39 PNK PNK WIRE A/T ACPD AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM SOUND SYSTEM ANTI-THEFT SYSTEM APP SENSOR APSA APSA APSB VG+ APSB ATP-P ATPP BARO- METER SENSOR BKSW BKSWNC BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SWITCH BRN WIRE CKPOUT CKPOUT CMPOUT CLUTCH PEDAL POSITION SWITCH CMPOUT COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRMTCLS CRUISE CONTROL SYSTEM CSSAMA CSSAMA CSSAMC ATPP CSSAMC DRIVER'S MICU DRIVER'S UNDER-DASH FUSE/RELAY BOX ECM/PCM ECM/PCM (LEFT FRONT OF ENGINE COMPT) ELD ELD UNIT ETCS CONTROL RELAY ETCSRLY ETCSRLY VSSOUT STS SCS FANL FANH MRLY BKSWNC BKSW VG- ELD IMOFPR MCS FTP FUSE 10 FUSE 17 FUSE 18 FUSE 19 FUSE 19 FUSE 17 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGP IMOFPR IMTM VCMSWC (OR VTPSW) LSC INJECTOR 6 (ON TOP OF LEFT CYLINDER BANK) INJECTOR 6) INJECTORS 1, 2, 3 INJECTORS 1, 2, 3 (TOP OF RIGHT CYLINDER BANK) INJECTORS 4, 5 INJECTORS 4, 5 (TOP OF LEFT CYLINDER BANK) LSB LT BLU WIRE LT GRN WIRE LT GRN/YEL WIRE M/T MCS MEMORY SYSTEMS MRLY NAVIGATION, SOUND SYSTEMS NAVIGATION, SOUND SYSTEMS STARTING/CHARGING SYSTEM COMPUTER DATA LINES SYSTEM ORG/ WIRE PGM-FI MAIN RELAY PNK PSPSW FTP SUBRLY WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL LSB PSPSW REAR OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/YEL WIRE S-NET SCS SLS (OR RVS) SOUND SYSTEM STARTING/CHARGING SYSTEM STS SUBRLY TAN WIRE TPSA TPSA PNK WIRE UNDER- HOOD FUSE/ RELAY BOX UNDER- HOOD FUSE/ RELAY BOX (LEFT VBUM VG (+) VSSOUT VSV VSV VBUM WEN WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE