Cadillac·Sts·2009 Cadillac STS·Wiring
Wiring diagram

2009 Cadillac STS — power distribution

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Power distribution

A 15A C 200A 15A 30A 50A 50A 25A 50A B 10A 10A 30A 10A 10A 7.5A 15A LEFT REAR FUSE BLOCK BATTERY GENERATOR STARTER MOTOR UNDERHOOD FUSE BLOCK J/C RIGHT REAR DOOR CONTROL MODULE LEFT FRONT SPEAKER AUDIO AMPLIFIER DRIVER DOOR MODULE (DDM) LEFT REAR DOOR CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE (EBCM) LEFT REAR FUSE BLOCK J/C STDBY LAMP RELAY TRUNK RELSE RELAY BCK/UP LAMP RELAY LT POS RELAY RT POS RELAY VALET SWITCH MEMORY SEAT MODULE (MSM) DRIVER SEAT ADJUSTER SWITCH DRIVER BACK VENTILATED SEAT BLOWER MOTOR DRIVER CUSHION VENTILATED SEAT BLOWER MOTOR DRIVER SEAT LUMBAR SWITCH INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE (SDM) SUBWOOFER SPEAKER MEMORY SEAT MODULE (MSM) PASSENGER SEAT LUMBAR SWITCH PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT ADJUSTER SWITCH S14 S13 2 80 X2 6 X1 2 A 4 X1 4 X1 1 X2 1 54 X3 20 13 38 S12 X4 1 S20 S23 S21 R18 R13 R36 R37 R32 R31 R29 R26 S22 G A A 1 B X1 C E G 7 1 A X3 WHT RED/ WHT RED/ RED RED RED RED WHT RED/ RED RED/ WHT RED/ WHT RED/WHT WHT WHT RED/ RED/ BLK RED/ BLK RED/ RED/ BLK WHT RED/ WHT WHT RED/ RED/ RED RED/ BLK RED/ WHT RED/ BLK RED/ BLK BLK BLK RED/ RED/ DK DK WHT GRN/ DK GRN WHT DK DK RED/ WHT GRN GRN RED/ WHT RED/ WHT WHT RED/ RED/ WHT WHT RED/ GRN/ RED/ WHT WHT RED/ WHT RED/ WHT RED/ WHT RED/ WHT RED/ WHT WHT RED/ RED/ WHT RED/ RED/ WHT WHT WHT RED/ RED/ WHT RED/ W/ INFOTAINMENT SYSTEM 012/014/015 W/ INFOTAINMENT SYSTEM 010 W/ INFOTAINMENT SYSTEM 012/014/015 W/ POWER LUMBAR SEAT W/O POWER LUMBAR SEAT W/ CLIMATE CONTROL SEATS W/ CLIMATE CONTROL SEATS W/ POWER LUMBAR SEAT (IF EQUIPPED) INLINE FUSE GENERATOR DDM FUSE AMP FUSE REAR DR MDL FUSE ABS MTR FUSE LPDB 2 FUSE LPDB 1 FUSE ABS FUSE PWR SEATS CIRCUIT BREAKER REAR SHLF SPKR FUSE AIR BAG/ BATT FUSE BCK/UP LAMP FUSE TRUNK RELSE SW FUSE POS LAMP FUSE MSM FUSE (UNDER LEFT SIDE OF REAR SEAT) (RIGHT FRONT SIDE OF ENGINE COMPT) (IN DRIVER DOOR HARNESS, 54 CM FROM X500) (UNDER LEFT SIDE OF REAR SEAT) (IN BODY HARNESS, 58 CM FROM RIGHT REAR FUSE BLOCK C1) (IN PASSENGER SEAT HARNESS, 17 CM FROM PASSENGER SEAT ADJUSTER SWITCH CONNECTOR) (IN PASSENGER SEAT HARNESS, 24 CM FROM PASSENGER SEAT ADJUSTER SWITCH CONNECTOR) J502 J302 J354 J353 TO INCLR PUMP FUSE (DIAGRAM 2 OF 6) TO RPDB 2 FUSE (DIAGRAM 2 OF 6) TO ELC CMPRSR FUSE (DIAGRAM 2 OF 6)
M 20A 10A D A 50A B 30A C E 30A 20A 10A 10A 25A 10A LEFT REAR FUSE BLOCK J/C ELC CMPRSR RELAY PASSENGER SEAT BELT RETRACTOR SEAT CLIMATE CONTROL MODULE DRIVER SEAT BELT RETRACTOR AUTOMATIC TRANSMISSION SHIFT LEVER REAR HEATED SEAT CONTROL MODULE LEFT REAR FUSE BLOCK UNDERHOOD FUSE BLOCK RIGHT REAR FUSE BLOCK INCLR PUMP RELAY TRAFFIC INFORMATION RECEIVER PASSENGER CUSHION VENTILATED SEAT BLOWER MOTOR PASSENGER BACK VENTILATED SEAT BLOWER MOTOR LEFT REAR WINDOW MOTOR AUTOMATIC LEVEL CONTROL (ALC) COMPRESSOR SEAT CLIMATE CONTROL MODULE RIGHT REAR WINDOW MOTOR PASSENGER WINDOW MOTOR DIGITAL RADIO RECEIVER TELEVISION ANTENNA MODULE DRIVER WINDOW MOTOR ELECTRONIC SUSPENSION CONTROL (ESC) MODULE VEHICLE STABILITY CONTROL MODULE X3 3 X2 C S1 S2 S3 S8 S4 S5 S6 S7 X2 3 1 1 R6 R7 R23 R21 R25 R22 X2 9 2 C X1 B C 16 6 6 6 6 20 X1 X1 20 R1 R2 C 32 ORG ORG GRY BRN BRN BRN BRN BRN BRN GRY BLK ORG BLK RED/ WHT WHT RED/ RED/ WHT RED/ WHT WHT RED/ RED/ WHT WHT RED/ RED/ WHT WHT RED/ RED/ WHT WHT RED/ RED/ WHT RED/ WHT RED/ WHT RED/ WHT RED/ TAN/ WHT TAN/ WHT BLK WHT RED/ RED/ BLK RED/ WHT RED/ (NOT USED) (NOT USED) (NOT USED) W/ CLIMATE CONTROL SEATS W/ CLIMATE CONTROL SEATS W/ INFOTAINMENT SYSTEM 014/015 W/ INFOTAINMENT SYSTEM 015 W/ ACTIVE BRAKE CONTROL W/ VARIABLE REAL TIME DAMPING MAGNETO RHEOLOGICAL W/ VARIABLE REAL TIME DAMPING MAGNETO RHEOLOGICAL W/ CLIMATE CONTROL SEATS & FRONT HEATER SEAT (W/ CLIMATE CONTROL SEATS) (W/ CLIMATE CONTROL SEATS) (IF EQUIPPED) REAR HTD/ SEATS FUSE ELC CMPRSR FUSE IGN 3 FUSE RUN RELAY INCLR PUMP FUSE MRTD MDL FUSE ELC EXH FUSE TV/VICS/ AFS/SCM FUSE RPDB 2 FUSE WNDW MTRS CIRCUIT BREAKER RF HTD/ SEAT/XM FUSE (UNDER LEFT SIDE OF REAR SEAT) (IN REAR COMPT, TO REAR OF LEFT REAR SHOCK TOWER) (UNDER LEFT SIDE OF REAR SEAT) (RIGHT FRONT SIDE OF ENGINE COMPT) (UNDER RIGHT SIDE OF REAR SEAT) (IN PASSENGER SEAT HARNESS, 32 CM FROM X307) (IN BODY HARNESS, 86 CM FROM G306) (W/ CLIMATE CONTROL SEATS) J355 J303 G402 FROM POS LAMP FUSE (DIAGRAM 1 OF 6) TO JX300 (PIN 31) (DIAGRAM 6 OF 6) FROM DDM FUSE (DIAGRAM 1 OF 6) FROM LPDB 1 FUSE (DIAGRAM 1 OF 6) TO RPDB 1 FUSE (DIAGRAM 3 OF 6) TO CNSTR VENT FUSE (DIAGRAM 3 OF 6)
L 40A 10A 20A 10A 10A 10A E F D 50A 10A 15A 15A 10A 10A 20A 10A 10A 7.5A G 85 RIGHT REAR FUSE BLOCK J/C STOP LAMP RELAY REAR DEFOG RELAY UNDERHOOD FUSE BLOCK EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE RIGHT SIDE OBJECT SENSOR RADIO SUNROOF CONTROL MODULE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) LEFT SIDE OBJECT SENSOR REAR INTEGRATION MODULE (RIM) RIGHT REAR FUSE BLOCK J/C J/C FUEL PUMP RELAY INT LAMP RELAY DIFF PUMP RELAY REAR OBJECT SENSOR CONTROL MODULE INSIDE REARVIEW MIRROR STEERING WHEEL SPEED/ POSITION SENSOR INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL VEHICLE STABILITY CONTROL MODULE UNDERHOOD FUSE BLOCK HEATED STEERING WHEEL CONTROL MODULE REAR INTEGRATION MODULE (RIM) YAW & LATERAL ACCELER OMETER SENSOR POWER STEERING CONTROL MODULE VEHICLE DIRECTION ALERT ALARM WARNING MODULE RUN/ CRNK RELAY RIGHT FRONT SPEAKER PASSENGER DOOR CONTROL MODULE REAR INTEGRATION MODULE (RIM) X3 S25 13 5 S24 1 X3 X1 19 R26 R37 R7 S16 S15 S17 7 X2 1 15 X1 X3 1 1 R21 2 2 X4 7 A R22 9 R17 R16 R12 R27 R25 57 X2 S1 S22 S2 S23 S8 S10 S11 S9 X276 D R23 A 2 X1 2 X4 2 4 X3 48 X2 D X277 A 4 13 X2 2 PNK PNK PNK PNK PNK PNK BLU LT GRY WHT RED/ RED/ RED/ WHT WHT RED/ BLK WHT RED/ WHT WHT RED/ RED/ LT DK DK LT RED/ RED/ WHT WHT WHT RED/ WHT RED/ WHT RED/ WHT RED/ WHT RED/ PNK PNK PNK WHT RED/ WHT RED/ GRN BLU BLU GRN WHT RED/ BLK BLK PNK BLK PNK RED/ RED/ WHT RED/ RED/ WHT WHT RED/ PNK PNK PNK PNK PNK PNK TAN BLK RED/ RED/ WHT WHT RED/ RED/ BLK RED/ BLK TAN PNK PNK PNK PNK W/ SIDE OBSTACLE DETECTION SENSOR INDICATOR (IF EQUIPPED) (IF EQUIPPED) W/ ACTIVE BRAKE CONTROL W/ INFOTAINMENT SYSTEM 012/ 014/015 W/ INFOTAINMENT SYSTEM 010 HEATER STEERING WHEEL (ISRVM) W/ ACTIVE BRAKE CONTROL W/ LANE DEPARTURE WARNING STOP LAMPS FUSE REAR/ DEFOG FUSE RT TRN/SBZA FUSE RDO/ ONSTAR FUSE CNSTR VENT FUSE S/ROOF FUSE RPDB 1 FUSE RUN/ CRNK FUSE RIM/RPA/ ISRVM/CLM FUSE FRT PDM FUSE LT TRN/ LDW FUSE HTD STR FUSE INT LAMP FUSE FUEL PUMP FUSE DIFF PUMP FUSE RIM FUSE RUN/ CRNK RELAY (UNDER RIGHT SIDE OF REAR SEAT) (RIGHT FRONT SIDE OF ENGINE COMPT) (UNDER RIGHT SIDE OF REAR SEAT) (IN STEERING COLUMN HARNESS) (IN REAR COMPT, TO REAR OF RIGHT REAR SHOCK TOWER) (IN PASSENGER DOOR HARNESS, 34 CM FROM FRONT PASSENGER WINDOW MOTOR CONNECTOR) (RIGHT FRONT SIDE OF ENGINE COMPT) J407 J221 J602 G401 FROM RF HTD/ SEAT/XM FUSE (DIAGRAM 2 OF 6) FROM RPDB 2 FUSE (DIAGRAM 2 OF 6) TO AFS FUSE (DIAGRAM 4 OF 6) TO AIR BAG/ IGN FUSE (DIAGRAM 4 OF 6) TO JX201 (PIN 10) (DIAGRAM 6 OF 6)
H 15A 10A 10A 15A 30 I F 30A 20A G 10A 10A 30A 10A 10A 87 H UNDERHOOD FUSE BLOCK RIGHT REAR FUSE BLOCK J/C POWER STEERING CONTROL MODULE (PSCM) INFLATABLE RESTRAINT I/P MODULE INDICATOR INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT PASSENGER PRESENCE SYSTEM (PPS) MODULE UNDERHOOD FUSE BLOCK DATA LINK CONNECTOR (DLC) HEAD UP DISPLAY (HUD) REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) INSTRUMENT PANEL MODULE (IPM) HEADLAMP WASHER FLUID PUMP RELAY AUTOMATIC HEADLAMP DIMMING RELAY STEERING WHEEL/ COLUMN TILT/ TELESCOPE SWITCH INSTRUMENT PANEL CLUSTER (IPC) AUTOMATIC TRANSMISSION INSTRUMENT PANEL MODULE (IPM) ENGINE CONTROL MODULE (ECM) X1 X2 81 A A A A C B C C 39 X2 23 X3 17 X2 73 1 H X1 4 X1 20 56 X2 84 5 S19 S21 S20 S18 A X2 2 A 4 33 C 82 75 59 45 X3 16 1 1 4 2 X3 WHT PNK PNK PNK RED/ WHT RED/ RED RED WHT RED/ RED/ WHT BLK BLK BLK BLK BLK BLK BLK BLK RED RED/ RED/ WHT WHT RED/ RED/ RED/ WHT WHT WHT RED/ RED/ WHT WHT RED/ WHT WHT RED/ WHT RED/ PNK WHT RED/ BLK RED/ WHT BLK PNK PNK PNK BLK BLK RED/ RED/ RED/ RED/ WHT WHT BLK WHT RED/ RED/ WHT WHT RED/ RED/ WHT WHT RED/ RED/ BLK WHT RED/ RED/ WHT WHT W/ ACTIVE BRAKE CONTROL W/ CIGARETTE LIGHTER W/ CIGARETTE LIGHTER W/O CIGARETTE LIGHTER W/O CIGARETTE LIGHTER W/ HIGH BEAM CONTROL INTELLIGENT (3.6L) (4.4L/4.6L) (IF EQUIPPED) (W/ HIGH INTENSITY DISCHARGE) (W/ ALARM TAXI) FRT PWR OUTLET FUSE AUX OUTLET FUSE AIR BAG/IGN FUSE AFS FUSE CENTER CONSOLE COMPARTMENT ACCESSORY POWER OUTLET CENTER CONSOLE ACCESSORY POWER OUTLET I/P ACCESSORY POWER OUTLET REAR CIGAR LIGHTER FRONT CIGAR LIGHTER I/P MDL/ ALDL FUSE EKM/ IP MDL FUSE ECM/TCM BATT FUSE HDLP WASH CIRCUIT BREAKER I/BEAM FUSE V/CHK FUSE HUD FUSE (RIGHT FRONT SIDE OF ENGINE COMPT) (UNDER RIGHT SIDE OF REAR SEAT) (IN CONSOLE HARNESS, 31 CM FROM HAZARD SWITCH CONNECTOR) (IN PASSENGER COMPT, BEHIND RIGHT KICK PANEL) (IN PASSENGER COMPT, BEHIND RIGHT KICK PANEL) (IN PASSENGER COMPT, BEHIND RIGHT KICK PANEL) (RIGHT FRONT SIDE OF ENGINE COMPT) J312 J311 J212 J212 G201 G201 G201 FROM RPDB 1 FUSE (DIAGRAM 3 OF 6) FROM RIM/RPA/ ISRVM/CLM FUSE (DIAGRAM 3 OF 6) TO V/CHK FUSE (DIAGRAM 4 OF 6) FROM FRT PWR OUTLET FUSE (DIAGRAM 4 OF 6) TO WPR FUSE (DIAGRAM 5 OF 6)
N J 40A 30A 85 30 30 85 I 15A 30A 30 85 85 85 30 30 30 85 30 30 86 10A 30 87 K 86 30A 30A 85 85 30 10A 10A 87 30 85 30 30 J 7.5A 7.5A 85 UNDERHOOD FUSE BLOCK HORN RELAY WPR HI RELAY STRTR RELAY FOG LAMP RELAY FRT BLWR RELAY HI BEAM RELAY LO BEAM W/O HID/ HID RELAY PRK LAMP RELAY HVAC CONTROL MODULE HEADLAMP LEVELING MODULE DISTANCE SENSING CRUISE CONTROL (DSCC) MODULE UNDERHOOD FUSE BLOCK LO FAN SPD RELAY WPR SPD RELAY PWR/TRN RELAY HI FAN SPD RELAY A/C CMPRSR CLTCH RELAY FUEL COOL RELAY TIRE PRESSURE MODULE WINDSHIELD OUTSIDE MOISTURE SENSOR HEADLAMP WASHER FLUID PUMP RELAY WINDSHIELD WIPER/ WASHER SWITCH TRAFFIC INFORMATION RECEIVER WINDSHIELD WIPER INHIBIT RELAY X1 X1 6 14 1 12 57 9 X2 52 X2 65 27 1 X320 27 X2 X1 28 1 4 X3 4 30 M WHT RED/ RED/ WHT RED/ WHT WHT RED/ WHT RED/ RED/ WHT YEL YEL YEL YEL YEL YEL YEL YEL YEL YEL BLK BRN BLK BRN YEL YEL YEL YEL YEL W/ ADAPTIVE AUTOMATIC CRUISE CONTROL (IF EQUIPPED) HID W/O COVER WHEEL W/ COVER WHEEL W/ INFOTAINMENT SYSTEM 015 W/O TIRE PRESSURE W/ TIRE PRESSURE W/ WIPER SYSTEM (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) CCP/ RLY COILS FUSE STRTR FUSE BLWR FUSE HORN FUSE WPR FUSE FAN 2 FUSE FAN 1 FUSE A/C CLTCH FUSE FUEL COOL FUSE ACCY RELAY WPR SW/VICS FUSE RAIN SNSR/ TPM FUSE (RIGHT FRONT SIDE OF ENGINE COMPT) (RIGHT FRONT SIDE OF ENGINE COMPT) (IN BODY HARNESS, 60 CM FROM RIGHT REAR FUSE BLOCK C1) (IN BODY HARNESS, 55.5 CM FROM X305 INLINE CONNECTOR) (ON RIGHT FRONT FRAME RAIL, NEAR BUMPER BRACKET) J305 (W/ WIPER SYSTEM) J411 G104 FROM EKM/ I/P MDL FUSE (DIAGRAM 4 OF 6) TO PWR/TRN RELAY (DIAGRAM 5 OF 6) FROM BLWR FUSE (DIAGRAM 5 OF 6) TO RUN CRNK RELAY (DIAGRAM 6 OF 6) TO INSTRUMENT PANEL MODULE (IPM) (PIN 1 CONNECTOR X2) (DIAGRAM 6 OF 6)
L N M ACCY IND CNTRL START IND CNTRL IPM IGN MODE DATA SIG IGN MODE SW SPLY VOLT OFF IN CNTRL IPM IGN MODE SW REF VOLT IGN 1 VOLTAGE RUN IGN 3 VOLTAGE ACCESSORY VOLTAGE ILLUM OFF ON START MODE CONTROL B/U IGN 1 VOLTAGE VOLTAGE B/U 10A K 87 86 30 85 15A 10A 15A INSTRUMENT PANEL MODULE (IPM) JX300 REAR DEFOG RELAY RIGHT REAR FUSE BLOCK JX201 REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) UNDERHOOD FUSE BLOCK RIGHT REAR FUSE BLOCK INSTRUMENT PANEL CLUSTER (IPC) HVAC CONTROL MODULE LEFT HEATED WASHER NOZZLE AUTOMATIC TRANSMISSION ENGINE CONTROL MODULE (ECM) AIR QUALITY SENSOR RIGHT HEATED WASHER NOZZLE X1 X1 17 26 16 X1 29 10 15 6 X1 7 X2 1 X3 D C J B G E H F K A 30 31 32 R6 G J C X1 20 X1 X2 55 3 A A 11 10 8 X3 40 43 36 X3 X2 24 29 X2 X1 27 48 X2 2 19 X1 X2 54 12 18 52 X2 LT GRN ORG DK BLU LT GRN/WHT PNK LT GRN PNK ORG BRN YEL BLK/WHT LT GRN DK BLU PNK LT GRN/WHT ORG LT GRN LT BLU LT BLU/WHT ORG ORG ORG ORG LT BLU/WHT LT BLU PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK BLK PNK PNK BLK (NOT USED) 3.6L 4.4L & 4.6L (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) ACC IND OFF IND START IND IGNITION MODE SWITCH RUN CRNK RELAY HTD WASH/ AQS FUSE CCP FUSE ABS IGN FUSE ECM/TCM IGN FUSE (RIGHT SIDE OF DASH, BEHIND GLOVE BOX) (ON LEFT FRAME RAIL, NEAR LEFT SIDE OF PASSENGER SEAT) (UNDER RIGHT SIDE OF REAR SEAT) (ON DASH HARNESS, UNDER DASHBOARD, NEAR FIREWALL GROMMET) (UNDER REAR SPEAKER SHELF) (RIGHT FRONT SIDE OF ENGINE COMPT) (ON RIGHT FRONT FRAME RAIL, NEAR BUMPER BRACKET) G104 3 4 300 5721 5723 5722 5724 5720 5719 INTERIOR LIGHTS SYSTEM FROM LEFT REAR FUSE BLOCK (RUN RELAY) (DIAGRAM 2 OF 6) FROM UNDERHOOD FUSE BLOCK (ACCY RELAY) (DIAGRAM 5 OF 6) FROM RIGHT REAR FUSE BLOCK (RUN/CRNK RELAY) (DIAGRAM 3 OF 6) FROM ACCY RELAY (DIAGRAM 5 OF 6)