Wiring diagrams for Acura TL
Access to the online wiring database Acura TL III (2003-2006)
Rear defogger circuit
Rear defogger circuit
Backup lamps circuit, a/t
Backup lamps circuit, a/t
Heated mirrors circuit
Heated mirrors circuit
Immobilizer circuit
Immobilizer circuit
Cruise control circuit
Cruise control circuit
Cooling fan circuit
Cooling fan circuit
Anti-lock brakes circuit
Anti-lock brakes circuit
High/low bus circuit
High/low bus circuit
Data link connector circuit
Data link connector circuit
Backup lamps circuit, m/t
Backup lamps circuit, m/t

Wiring diagrams for Acura TL III (2003-2006)

  • Description:
    Engines: 3.2L
  • Systems: 69 Components: 188
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List of components:

A/C PRESSURE SWITCH A/T SHIFT SEQUENTIAL SPORTSHIFT MODE SWITCH SWITCH A/T SHIFT SWITCH BACK SWITCH BRAKE FLUID LEVEL SWITCH BRAKE PEDAL POSITION SWITCH BRIGHTENING SWITCH CLUTCH INTERLOCK SWITCH TRANSMISSION RANGE SWITCH COMBINATION LIGHT SWITCH CRUISE CONTROL COMBINATION SWITCH CRUISE CONTROL MAIN SWITCH IND DIMMER SWITCH 0) LOW 1) HI 2) PASSING DIMMER SWITCH 0) LOW 1) HIGH 2) PASSING HEADLIGHT SWITCH 0) OFF 1) PARK 2) HEAD DIMMING SWITCH DRIVER'S CLIMATE CONTROL SWITCH ASSEMBLY DRIVER'S DOOR KEY CYLINDER SWITCH DRIVER'S DOOR LOCK KNOB SWITCH DRIVER'S DOOR LOCK SWITCH DRIVER'S DOOR SWITCH DRIVER'S LEFT SEAT BELT REAR SWITCH DOOR LOCK KNOB SWITCH DRIVER'S POWER SEAT ADJUSTMENT SWITCH RECLINE SWITCH BACK- WARD DRIVER'S SEAT BELT SWITCH (UNDER DRIVER'S DRIVER'S SEAT HEATER SWITCH DRIVER'S SWITCH 0) OFF 1) UP 2) DOWN DRIVER'S SWITCH 0) OFF 1) UP 2) DOWN 3) AUTO DOWN 4) AUTO UP DRIVER'S VANITY MIRROR LIGHT SWITCH DRIVING POSITION MEMORY SWITCH FOG LIGHT SWITCH 0) OFF 1) ON EXTERIOR LIGHTS SYSTEM FRONT PASSENGER'S CLIMATE CONTROL SWITCH ASSEMBLY FRONT PASSENGER'S DOOR LOCK KNOB SWITCH FRONT PASSENGER'S DOOR LOCK SWITCH FRONT PASSENGER'S DOOR SWITCH FRONT PASSENGER'S DOOR SWITCH LEFT REAR DOOR SWITCH FRONT PASSENGER'S POWER SEAT ADJUSTMENT SWITCH FRONT PASSENGER'S POWER WINDOW SWITCH FRONT PASSENGER'S SEAT BELT SWITCH FRONT PASSENGER'S SEAT HEATER SWITCH FRONT PASSENGER'S SWITCH FRONT PASSENGER'S SWITCH 0) OFF 1) UP FRONT PASSENGER'S VANITY MIRROR LIGHT SWITCH FRONT UP-DOWN SWITCH HAZARD WARNING SWITCH HAZARD WARNING SWITCH LIGHT HEADLIGHT SWITCH HEADLIGHT SWITCH 0) OFF 1) PARK 2) HEAD HFL SWITCH/ HFL-VOICE CONTROL SWITCH HFL-VOICE CONTROL SWITCH HORN SWITCH IGNITION KEY SWITCH IGNITION KEY SWITCH/ KEY LIGHT IGNITION KEY SWITCH/KEY LIGHT IGNITION SWITCH LEFT REAR DOOR LOCK KNOB SWITCH LEFT REAR DOOR SWITCH LEFT REAR POWER WINDOW SWITCH LEFT REAR SWITCH LUMBAR SUPPORT SWITCH LUMBER SUPPORT SWITCH MAIN SWITCH MAXIMUM SWITCH MIRROR DEFOGGER SWITCH MIRROR LIGHT SWITCH MIRROR SELECTION SWITCH MOONROOF SWITCH NEXT SWITCH OFF HOOK SWITCH ON HOOK SWITCH PARK PIN SWITCH PARKING BRAKE SWITCH (UNDER POWER MIRROR SWITCH POWER MIRROR SWITCH LIGHT POWER WINDOW MASTER SWITCH PREVIOUS SWITCH PSP SWITCH RADIO REMOTE SWITCH REAR UP-DOWN SWITCH RECLINE SWITCH RIGHT DN SWITCH 1 LEFT DN RIGHT REAR DOOR LOCK KNOB SWITCH RIGHT REAR DOOR SWITCH RIGHT REAR DOOR SWITCH LEFT REAR DOOR SWITCH RIGHT REAR POWER WINDOW SWITCH RIGHT REAR SWITCH SEAT BELT SWITCH SG-2 SEAT HEATER SWITCH LIGHT SEAT HEATER SWITCH LIGHT 2 4 HI SECURITY HOOD SWITCH RADIATOR FAN MOTOR SELECT/ RESET SWITCH SEQUENTIAL SPORTSHIFT A/T SHIFT MODE SWITCH SEQUENTIAL SPORTSHIFT A/T SHIFT SWITCH OFF SEQUENTIAL SPORTSHIFT MODE SWITCH SET SWITCH CANCEL SWITCH RESUME SWITCH SLIDE SWITCH SLIDE SWITCH BACK- WARD SWITCH 2 RIGHT UP RIGHT DN SWITCH 3 LEFT UP SWITCH INPUT SWITCH MODE TALK SWITCH TRANSMISSION RANGE SWITCH TRANSMISSION RANGE SWITCH (ON TRANSAXLE TRIP METER SELECT/RESET/ INFORMATION SWITCH TRUNK LATCH SWITCH TRUNK LID OPENER MAIN SWITCH TRUNK LID OPENER SWITCH TRUNK LIGHT TRUNK LATCH SWITCH TRUNK SWITCH KEYLESS BUZZER RADIO SW TURN SIGNAL LIGHT SWITCH VSA OFF SWITCH VTEC OIL PRESSURE SWITCH WASHER FLUID LEVEL SWITCH WIPER/ WASHER SWITCH WIPER/WASHER SWITCH

0) OFF 1) AUTO 2) ON 1 2 3 4 5 6 7 8 9 10 GND 1 2 3 4 5 6 7 8 DBW M+ IG 1 2 6 7 8 9 10 M-DEF M-VENT MODE 1, 4 MODE 2 MODE 5 MODE 3, 6 S-COM 2 3 4 1 5 STRA STRZ STRB S-GND SVCC 2 4 3 5 SVCC S-GND YAW GLAT 2) DOWN 3) AUTO DOWN 4) AUTO UP 3 2 5 UNLOCK 3) AUTO DOWN 4) AUTO UP 4 14 16 15 17 DR D/L UNLOCK DRSWRA DRSWRD DRSWAS DRSWDR 5 4 3 2 1 +B 10 9 8 MIC GND MIC SIG+ MIC SH 11 17 LBSC LBSD 20 21 B-CAN STOP SW 2004 EARLY PRODUCTION 2005, 2004 LATE PROD 2004-05 2006 2005, 2004 2004 EARLY PRODUCTION LATE PRODUCTION 2005, 2004 LATE PRODUCTION 2004 EARLY PRODUCTION (BEHIND LEFT SIDE OF FRONT (BEHIND RIGHT SIDE OF FRONT (OR (OR (OR (OR LT +B BACK UP +B ILL- LED +B-MR FR-GND FR +B A/C COMPRESSOR A/C COMPRESSOR CLUTCH A/T GEAR IND/CRUISE CONTROL DIMMING CIRCUIT A/T GEAR POSITION DETECTION CIRCUIT A/T GEAR POSITION IND BRIGHTNESS CONTROL, DIMMING CIRCUIT A/T GEAR POSITION IND DRIVE CIRCUIT A/T GEAR POSITION IND/ CRUISE CONTROL DIMMING CIRCUIT A/T M/T ABS IND. AIR CONDITIONING SYSTEM ALT FR SIG ALT ALT AM SIG INPUT AMD-P ANTI-THEFT SYSTEM AT AT ALL TIMES AT LEFT REAR OF TRUNK) AT RIGHT REAR OF TRUNK) ATP -N ATP-D ATP-R ATP-P ATP-R AUD BUS SH AUD BUS SH AUD BUS- AUTO CLOSE AUTO OPEN AUTOMATIC DIMMING INSIDE MIRROR B-CAN B-CAN P/W ENABLE BACK LT K LINE IG KEY LT BACK LT- BACK- WARD BLOWER POWER TRANSISTOR BRAKE LIGHT BRAKE SYSTEM IND BUMPER) BUS - CABLE REEL CAN HIGH SIG CAN LOW SIG CAN L CAN-H CENTER CONSOLE CHARGING SYSTEM IND CKP SENSORS CKPA NC CLOCK RESET CMP NM COMM SIG LOW COMPT) COMPUTER DATA LINES SYSTEM CONSOLE LIGHT CONTROL BLOCK CONTROL DIMMING CIRCUIT A/T GEAR POSITION/CRUISE COOLING FANS SYSTEM COURTESY AS COURTESY AS RADIO SW SIL RD UNLOCK SIL RA UNLOCK COURTESY DOOR COURTESY LAMPS CIRCUIT CRUISE CONTROL IND CRUISE CONTROL SYSTEM CTRL BLOCK CUSHION) D/L UNLOCK DBW M- DEFOGGER IND DEFOGGER SYSTEM DIAG K DISP BUS - DISPLAY PANEL DISPLAY PANEL CONTROL DN UP DOOR AND TRUNK OPEN MONITOR DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM COMPUTER DATA LINES SYSTEM DR DWN DR UP DR SWAS DR SWDR DRIVE CIRCUIT DRIVE INPUT DRIVER'S AIR BAG SECOND INFLATOR DRIVER'S AIR BAG FIRST INFLATOR DRIVER'S DOOR COURTESY LIGHT DRIVER'S SEAT BELT TENSIONER DRIVER'S VANITY MIRROR LIGHT DRL IND DUAL IND EARLY PRODUCTION ECM/ PCM ECM/ PCM SHIELD ECM/PCM (BEHIND CENTER ELD IN- PUT COMM SIG HIGH FAIL SAFE CIRCUIT FHM + SLM + FL-GND FM SIG INPUT FOR- WARD FP DWN FR UP FR-DEF RR-DEF IND-PWR ILL+ FRONT A/F FRONT INDIVIDUAL MAP FRONT PASSENGER'S FRONT PASSENGER'S DOOR COURTESY LIGHT FRONT PASSENGER'S SEAT BELT FRONT PASSENGER'S SEAT BELT TENSIONER FRONT PASSENGER'S VANITY FRONT PASSENGER'S VANITY MIRROR LIGHT FRONT SECONDARY FTP CRMTCLS MET-INH FUEL GAUGE GAUGES/ INDICATORS GLOVE BOX LIGHT GND A GND B DLC INPUT/OUTPUT MES SCS LFS + RFS + GND BACK LT VSS DIAG + DIAG - GND FR-DEF A/C-RX A/C-TX GND ILL- IND-RR-DEF IND-FR-DEF IND-RECV GND S-GND YAW SVCC GPS GPS GND HAZARD SW HEAD PARK OFF HFL GND HFL GND HFL GND HFL CTR HFL SH HFL SHD HIGH BEAM IND HIGH MOUNT HIGH MOUNT BRAKE LIGHT HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ACC OR RUN HOT IN ON HOT IN ON OR START IAT ECT ICM ICM IG KEY LT IG KEY LT IG KEY SW IG KEY SW IGNITION INPUT IGNITION KEY LIGHT ILL-LED IMMOBILIZER CODE INPUT IMMOBILIZER SYSTEM IND IMO FPR DBWRLY AFSHTCR MRLY FANL FANH BKSW BKSWNC VSV VSSOUT IND RR-DEF IND- PWR IND-PWR ILL+ IND-DUAL ILL- INJECTOR 1 INJECTOR 2 INJECTOR 3 INJECTOR 4 INJECTOR 5 INJECTOR 6 INSTRUMENT ILLUMINATION CIRCUIT INT LOW OFF HIGH MIST INT OFF LOW MIST HIGH INTERIOR LIGHT) INTERLOCK CTRL OUT INTERMITTENT DWELL TIME CONTROLLER INTR LT- K LINE KEY OFF TIMER KEY OFF TIMER IG KEY SW KEY OFF TIMER SVCC VBU UART KEY OFF TIMER SVCC VBU UART 1 2 3 4 5 6 7 8 9 10 11 12 13 14 KEY SOL KEY SOL ATP-R KEY UNLOCK KEYLESS BUZZER KEYLESS ENTRY KNOB UNLOCK LBSC RBSC LBSD RBSD LSI + LSI - LSA + LSA - RSA + RSA - RSI + RSI - ODS LC LSA SHB LC LSA SHB ATP-D ATP-R LCD BACK LIGHT LCD BACK LIGHT IND LCD BL + LCD BL - LCD BL + LCSI + LCSI - LCA + LCA - RCA + RCA - RCSI RCSI LEFT BACK-UP LIGHT LEFT BRAKE LIGHT/ TAILLIGHT LEFT BRAKE LIGHT/TAILLIGHT LEFT DRL LEFT END OF DASH) LEFT FOG LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT TURN SIGNAL/ PARKING LIGHT LEFT POWER MIRROR LEFT REAR SIDE MARKER LIGHT LEFT REAR TURN SIGNAL LIGHT LEFT REAR TURN SIGNAL LIGHT SHIELD LEFT TURN SIGNAL IND LEFT UP LICENSE PLATE LIGHT LIGHT SHIELD LO 5 3 LO HI LOAD OUTPUT LOW FUEL IND LOW OIL PRESSURE IND LR UP LR DOWN SECURITY IND LRP- LRP+ RRP- RRP+ LSB SHC ATP-P ATP-L M-COOL M-HEAT M-HOT M-VENT MEM SET MEM SW GND S/R MEMORY SYSTEMS MEMORY SYSTEMS POWER TOPS SYSTEM MES CON MES IN K-LINE SCS MIC - MIC GND MIC SH MIC SIG MICU B-CAN MICU STOP SW MICU VBU +B MID BRIGHTNESS CONTROL, DIMMING CIRCUIT MIL IND MODE 1 MODE 2 MODE 3 MR-GND MRLY BKSW S-DN K-LINE CAN H SCS S-UP CAN L MET-INH MRLY DBWRLY SW INPUT MT GND NAVIGATION SYSTEM NOISE CONDENSER ODUS GND OF DASH) OF WASHER RESERVOIR) OFF WASH ON IND. ON, OFF HOOK SWITCHES OPEN OFF CLOSE P-PIN P/W ENABLE VBU KEY OFF TIMER UART SVCC SGND PLSB PLSA FR DWN FR UP PCS IMT IMT + EGR KS MCS PG MICU PG SG-2 PL IN HD IN PLS B AUTO PLS A UP DR DWN DOWN DR UP PLS B PLS A P/W ENABLE SGND PLSB PLSA P/W ENABLE SGND POS OUT POSITION 1 IND POSITION 2 IND POWER DISTRIBUTION SYSTEM POWER INPUT POWER SUPPLY CIRCUIT/ CONTROLLER AREA NETWORK CONTROLLER POWER SUPPLY CIRCUIT/CONTROLLER AREA NETWORK POWER SUPPLY CIRCUIT/CONTROLLER AREA NETWORK CONTROLLER POWER WINDOWS SYSTEM PPL COMM LINE PPL LEFT TWEETER R - L - R SIG G SIG SIG GND DISP BUS+ R SIG G SIG SIG SH RADIO SW REAR A/F REAR DEFOGGER IND REAR SECONDARY REAR WINDOW DEFOGGER REM AS UNLOCK REMOTE SW GND RESET CLOCK DATA CE SIG SH LCD BL- LCD BL+ RESET+ RG GND RG L + MIC SIG + RG L + RG GND RHM + REM + RHSE SEG 2 RIGHT BACK-UP LIGHT RIGHT BRAKE LIGHT/ TAILLIGHT RIGHT BRAKE LIGHT/TAILLIGHT RIGHT DRL RIGHT FOG LIGHT RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT TURN SIGNAL/ PARKING LIGHT RIGHT FRONT TURN SIGNAL/ PARKING LIIGHT RIGHT POWER MIRROR RIGHT REAR SIDE MARKER LIGHT RIGHT REAR TURN SIGNAL RIGHT REAR TURN SIGNAL LIGHT RIGHT REAR TURN SIGNAL LIGHT SHIELD RIGHT TURN SIGNAL IND RIGHT TWEETER ROOF CONSOLE ROOF CONSOLE FRONT PASSENGER'S VANITY MIRROR LIGHT ROOF CONSOLE MICROPHONE RR DEF GND RR DOWN RR UP UP S-COM S-DN K-LINE CAN H SCS PSPSW ELD S-UP COMPUTER DATA LINES SYSTEM S-MODE S-MODE LSC SCOM SLFW SCS K-LINE WEN SEAT BELT BUCKLED SEAT BELT REMINDER IND SEAT BELT SW- SEAT BELT UNBUCKLED SEAT) SECURITY IND SG-1 SG-1 P PIN SW SG-1 TURN L TURN R SG-2 SGND +B SHA ATFT SHIFT IND SHIFT INTERLOCK SYSTEM SHIFT INTERLOCK SYSTEM COMPUTER DATA LINES SYSTEM SIDE AIR BAG CUT-OFF IND SIG OUT SIG OUT GND SIG SH SIG SH CE DATA B SIG C SIG SIG SH DISP BUS- DISP BUS SH SIG SIG SIGNAL INPUT SIL AS UNLOCK SLM - SLRW BACK LT- SOUND SYSTEMS SOUNDS SYSTEM SPEEDO- METER SRS IND SRS IND CIRCUIT STARTING CIRCUIT STARTING/ CHARGING SYSTEM STEERING COLUMN) STEERING WHEEL) STOP SW STRA STRZ CAN-L STRG SW STRG SW RG SH RG GND MIC SH MIC GND SUPPLEMENTAL RESTRAINTS SYSTEM SW INPUT SW UNLOCK T-ANT S-ANT +B TILT SWING TRANS- MISSION TRANSMISSIONS SYSTEM TRUNK ACT TRUNK LATCH TRUNK LIGHT TRUNK SW TRUNK, TAILGATE, FUEL DOORS SYSTEM DOOR LOCKS SYSTEM UART KEY UNLOCK DOWN UP DOWN UP LR DOWN DOWN LR UP VBSOL ALTL ALTF VBSOL RVS VBU B-CAN VBU RMC RMH LMV RSEV RSEH MRDR MUL MLDL MRDL UART VMP 1 MEM SW GND MEM SW PWR B-CAN VBU MEM IND 1 MEM IND 2 VOLUME- VSA ACTIVATION IND VSA SYSTEM IND VSS OUT VTS VTPSW ALTC SEFD SEDF W/ NAVIGATION WARNING DRIVE CIRCUIT WRN POW