FIAT 500L I facelift (2017–2024) wiring diagrams

List of systems:

List of components:

02 1/2 SIG 5 VOLT SPLY A/C CLUTCH CTRL A/C CLUTCH CTRL O/P A/C COMPRESSOR CLUTCH A/C LED CTRL A/C PRESSURE 5 VOLT SPLY A/C PRESSURE GND A/C PRESSURE SIG A/C PRESSURE TRANSDUCER AAT SIG AIR CONDITIONING SYSTEM AIR CONDITIONING, DEFOGGER SYSTEMS ANT COAX SHIELD 2 ANT UHF ANT SIG APP SENS GND 1 APP SENS GND 2 ASD CTRL O/P ASD RLY CTRL AUTOMATIC A/C AUTOMATIC A/C MANUAL A/C AUX AUDIO AUX AUDIO COMMON 2 AUX AUDIO DEVICE AUX AUDIO DEVICE DETECT SIG BACKUP LP FD BEAM DRV BKUP LP FD BLW CTRL BLW MTR CTRL BLW MTR HI DRV BLW MTR LO DRV BLW MTR RTN BLW MTR SPLY BRAKE SIG 1 BRAKE SIG 2 BRK FLD LEV SIG BRK FLUID LEVEL SIG BRK FLUID LVL SIG BRK IGN SIG 2 RS BRK LP SW BRK LP SW OUTPUT BRK PARK FLUID BRK SW LVL SIG SNS BRK SIG 1 BRK SIG 2 BST PRESS SIG BUS 2 BUS - CAB HTR RLY 1 CTRL CAB HTR RLY 2 CTRL CAN B CAN-BUS CASE GND CEL CURR TRIM CHARGING CIRCUIT CIGAR LIGHTER CIRCUIT BOARD CKP GND CKP SIG CLUTCH INTERLOCK SIG CMP SIG COMMON 2 COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COURTESY LAMPS DRV COURTESY LAMPS FD COURTESY LP DRV COURTESY LPS FEED CRTSY LP DRV CRTSY LP FEED CRTSY LPS FD CTRL O/P CTRL OUT CTRL OUTPUT CURR CTRL DECKLID/ LGATE REL SW SNS DECKLID/ LGATE RELEASE SW SNS DECKLID/LIFTGATE REL DRV DECKLID/LIFTGATE REL SW SNS DECKLID/LIFTGATE RELEASE DRV DECKLID/LIFTGATE RELEASE SW SNS DEFOG RLY OUTPUT DEFOGGER RLY CTRL DEFOGGER SYSTEM DETECT SIG DOME LP CTRL DOOR LOCKS, ANTI-THEFT SYSTEMS DRIV ST POS SENS DATA DRIVER AIR BAG SQUIB 1 DRIVER AIR BAG SQUIB 2 DRIVER KNEE BLOCKER AIR BAG DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SEAT BELT BUCKLE TENSIONER DRIVER SEAT BELT RETRACTOR TENSIONER DRIVER'S DOOR DRV DECKLID/LGATE REL DRV DR UNLK DRV DRV DR UNLOCK DRV DRV DR UNLOCK RLY CTRL DRV KNEE BLOCKER DRV KNEE BLOCKER SQUIB LINE 1 DRV KNEE BLOCKER SQUIB LINE 2 DRV LGATE UNLOCK DRV LUMBAR DOWNWARD DRV LUMBAR MTR DRV DRV LUMBAR UPWARD DRV MIRR HORIZ DRV DRV MIRR VERT DRV DRV REAR WIND DRV UP DRV SEAT BELT BUCKLE SW SNS DRV SEAT POSITION SENS DATA DRV SQUIB 1 LINE 1 DRV SQUIB 1 LINE 2 DRV SQUIB 2 LINE 1 DRV SQUIB 2 LINE 2 DRV ST BELT BUCKLE SW SENSE DRV ST BELT RETR TENS LINE 1 DRV ST BELT RETR TENS LINE 2 DRV ST BELT TENS LINE 1 DRV ST BELT TENS LINE 2 DRV ST POS SENS DATA DRV ST POS SENS VOLT DRV WIND SW SIG DWN DRV WIND SW SIG UP EBL SIG ECT SIG ELEC COOLANT ELECTRIC HEATED BACKLITE ELECTRONIC POWER STEERING SYSTEM EOT SIG EPS MODULE ESP SW OFF SIG ESP/TCS ON/OFF ESP/TCS ON/OFF SW SENSE ETC MTR EVAP PRG CTRL EVIC MUX RTN EVIC MUX SIG FR FOG LP RLY CTRL FRONT POWER DISTRIBUTION CENTER ASSEMBLY FRONT WIPER SW MUX FRT WASHER FRT WIP FRT WIP SW MUX FSD ASD RLY O/P FSD CAB HTR 1 SPLY FSD CAB HTR 2 SPLY FSD IGN RN CTRL OUT FSD IGN RUN FSD IGN RUN CTRL FSD IGN RUN CTRL O/P FSD IGN RUN CTRL OUT FSD IGN RUN/ START CTRL O/P FSD IGN RUN/ACC FSD IGN RUN/ACC CTRL O/P FSD IGN RUN/ACC CTRL RLY OUTPUT CTRL FSD IGN RUN/ST FSD IGN RUN/ST CTRL OUTPUT FSD IGN RUN/START FSD IGN RUN/START CTRL OUT FSD IGN SW FSD RLY O/P FUEL LEVEL SENS RTN FUEL LEVEL SENS SIG FUEL LVL FUEL LVL SENS RTN FUEL LVL SENS SIG FUEL LVL SNS RTN FUEL TANK FUEL TANK PRESS FUEL TANK PRESS SENS RTN FUSED IGN RUN CTRL O/P FUSED IGN RUN/ START CTRL O/P FUSED IGN RUN/ACC CTRL O/P FUSED IGN RUN/ST CTRL OUTPUT FUSED IGN SW O/P GAUGE CLSTR RTN GEN FD CTRL GEN FLD CTRL GLOVE BOX LP FD GLOVE BOX/MAP LAMPS DRV GLOVE BOX/MAP LPS DRV HANDLE SW SNS HANDSFREE MICROPHONE + HAZ SW SNS HAZARD SW SNS HDLP RLY CTRL HDLP SW MUX RTN HEADLIGHTS SYSTEM HI BEAM HI BEAM HDLP HI BEAM SW SNS HIGH BEAM SW SENS HIGH BEAM SW SNS HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR START HOT IN RUN OR START HTD SEAT SPLY HTR CTRL HTR CTRL SPLY IAT SIG IGN CRANK SENSE IGN OFF/ RUN/START CTRL OUT IGN RS IGN RUN CTRL IGN RUN CTRL OUTPUT IGN RUN/START CTRL IGN RUN/START CTRL O/P IGN RUN/START CTRL OUTPUT IGN RUN/STRT CTRL IGN RUN/STRT CTRL OUTPUT IGN SW O/P IGN SW SNS INJ 1 CTRL INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INSIDE REAR VIEW MIRROR INSTRUMENT CLUSTER SYSTEM KNOCK SENS 1 SHIELD CKT KS 1 RTN KS 1 SIG LAMPS) LEFT "C" PILLAR) LEFT FRONT DOOR LATCH LEFT REAR DOOR LATCH LEFT SIDE CURTAIN AIR BAG LEFT SIDE THORAX AIR BAG LEFT TURN SW SNS LF DOOR AJAR SW SNS LF DR AJAR SW SENS LF DR AJAR SW SNS LF DR SPKR+ LF DRL LP DRV LF FOG LF FOG LP CTRL LF IMPT SENS GND LF IMPT SENS SIG LF LO-HI LF PARK LF PARK LP DRV LF PASSIVE ENTRY HANDLE SW SNS LF SEAT HTR CTRL LF SPKR LF TURN LH AUDIO AUX LH BLEND DOOR DRV 1 LH BLEND DOOR DRV 2 LH BLEND DOOR SIG LH CURTAIN SQUIB 1 LINE 1 LH CURTAIN SQUIB 1 LINE 2 LH DRL LH DRL LP DRV LH FLR TEMP SENS SIG LH HDLP LVL SENS SIG LH HI BEAM LH HI BEAM DRV LH LO-HI BEAM DRV LH PNL TEMP SENS SIG LH SIDE IMPACT/PRESS SENS GND LH SIDE IMPACT/PRESS SENS SIG LH SIDE REPEATER LP CTRL O/P LH SIDE RPTR LP LH SIDE RPTR LP CTRL OUTPUT LH ST THORAX SQUIB 1 LINE 1 LH ST THORAX SQUIB 1 LINE 2 LH STOP LP LH STOP LP DRV LH TURN SW SNS LICENSE PLATE LICENSE PLATE LP DRV LIFTGATE DOOR LATCH LIFTGATE UNLOCK DRV LIN BUS LIN BUS 2 LIN BUS 4 LO RAD FAN RLY CTRL LO RAD FAN RLY O/P LO/HI SPD FAN O/P LOW RAD FAN RLY CTRL LP CTRL LP DRV LP FD LPS FEED LR DOOR AJAR SW SNS LR DR AJAR SW SENS LR DR AJAR SW SNS LR PARK LR PARK LP DRV LR SPKR LR TURN LR TURN LP DRV LT FT PASSIVE ENTRY LT FT PASSIVE ENTRY HANDLE SW SNS LT RR DR AJAR SW SNS MANUAL A/C MANUAL A/C AUTOMATIC A/C MAP SIG MEDIA PORT MIRR COM DRV MIRRORS SYSTEM MODE DOOR COMMON DRV MODE DOOR DRV MODE DOOR SIG MODE DR COMMON DRV MODE DR SIG MTR CTRL MUX RTN NAVIGATION SYSTEM OBD VENT VLV CTRL OCCUPANT RESTRAINT CONTROLLER MODULE OIL PRESS OIL PRESS SIG PANEL LAMPS DRIVER PANEL LAMPS DRV PANEL LAMPS FD PANEL LPS DRV PANEL) PARK ASSIST MODULE PARK BRAKE SW SNS PARK BRK SW SNS PARK LP PARK LP SW SENS PARK LP SW SNS PARK LPS SW SENS PARK LPS SW SNS PASS DR AJAR SW SNS PASS DR UNLOCK DRV PASS LUMBAR DOWNWARD PASS LUMBAR MTR DRV PASS LUMBAR UPWARD PASS MIRR HORIZ DRV PASS MIRR VERT DRV PASS SEAT OCCP DTCTN SIG PASS SEAT RETR TENS LINE 1 PASS SEAT RETR TENS LINE 2 PASS SQUIB 1 LINE 1 PASS SQUIB 1 LINE 2 PASS SQUIB 2 LINE 1 PASS SQUIB 2 LINE 2 PASS SQUIB 3 LINE 1 PASS SQUIB 3 LINE 2 PASS ST BELT BUCKLE SW SENSE PASS ST BELT TENS LINE 1 PASS ST BELT TENS LINE 2 PASS ST OCCP DTCTN SIG PASS ST POS SENS DATA PASS ST RETR TENS LINE 1 PASS ST RETR TENS LINE 2 PASS WIND SW MUX PASS WIND SW SIG DWN PASSENGER AIR BAG SQUIB 1 PASSENGER AIR BAG SQUIB 2 PASSENGER AIR BAG SQUIB 3 PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER SEAT BELT BUCKLE TENSIONER PASSENGER SEAT BELT RETRACTOR TENSIONER PASSENGER'S DOOR POWER DISTRIBUTION SYSTEM POWER TOPS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS, MIRRORS SYSTEMS PRESS SENS SIG PRK ASSIST SIG 8 PRK ASSIST SIG 9 PRK ASSIST SIG 10 PRK ASSIST SIG 11 PRK BRK PRK BRK SW SENS PRK BRK SW SNS PWR TO PWR TO RADIO RAD CTRL MUX RTN RAD FAN RLY CTRL RAD MUX CTRL RADIATOR FAN RCRC DOOR COMMON DRV RCRC DOOR DRV RCRC DR COMMON DRV READING LAMPS DRV READING LP DRV READING LPS DRV READINGS LPS DRV REAR POWER DISTRIBUTION CENTER ASSEMBLY REAR SUNSHADE MODULE REAR WINDOW DEFOG RLY OUTPUT REAR WIP REAR WIPER MTR CTRL REAR WIPER SW MUX RELEASE DRV RELEASE SW SNS RF DOOR AJAR SW SNS RF DR AJAR SW SENS RF DR AJAR SW SNS RF DR SPKR+ RF FOG RF FOG LP CTRL RF IMPT SENS GND RF IMPT SENS SIG RF PARK RF PARK LP DRV RF PASSIVE ENTRY HANDLE SW SNS RF SEAT HTR CTRL RF SPKR RF TURN RH AUDIO AUX RH BLEND DOOR DRV 1 RH BLEND DOOR DRV 2 RH BLEND DOOR SIG RH CURTAIN SQUIB 1 LINE 1 RH CURTAIN SQUIB 1 LINE 2 RH DRL RH DRL LP DRV RH FLR TEMP SENS SIG RH HDLP LVL SENS SIG RH HI BEAM RH LO-HI RH LO-HI BEAM DRV RH PNL TEMP SENS SIG RH SIDE IMP/PRE SENS GND RH SIDE IMP/PRE SENS SIG RH SIDE IMPACT/PRESS SENS GND RH SIDE IMPACT/PRESS SENS SIG RH SIDE REPEATER LP CTRL O/P RH SIDE RPTR LP RH SIDE RPTR LP CTRL OUTPUT RH ST THORAX SQUIB 1 LINE 1 RH ST THORAX SQUIB 1 LINE 2 RH STOP LP DRV RH STP RIGHT DRL LMP DRV RIGHT FRONT DOOR LATCH RIGHT HI BEAM DRV RIGHT REAR DOOR RIGHT REAR DOOR LATCH RIGHT SIDE CURTAIN AIR BAG RIGHT SIDE THORAX AIR BAG RKE INTERFACE RLY CTRL RR DOME RR DOME LP CTRL RR DOOR AJAR SW SNS RR DR AJAR SW SENS RR DR AJAR SW SNS RR PARK RR PARK LP DRV RR PRK ASSIST SENS GND RR PRK ASSIST SENS SPLY RR SPKR RR TURN RR TURN LP DRV RR WASHER RR WASHER CTRL RR WIP RR WIP MTR CTRL RR WIP SW SNS RT FT PASSIVE ENTRY RT FT PASSIVE ENTRY HANDLE SW SNS RT RR DR AJAR SW SNS RUN RLY CTRL S/C SIG 1 S/C SIG 2 SEATS SYSTEM SECURITY GATEWAY MODULE SENS GND SENS RTN SENS SIG SENS SIG 1 SENS SPLY SHIFT LEVER ASSEMBLY SHUTTER SOL SIG SOUND SYSTEMS SQUIB LINE 1 SQUIB LINE 2 ST POS SENS VOLT START CTRL STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STRT CTRL O/P SUN SENS SIG 1 SUNRF CLOSE SW SNS SUNRF MOTION PWR SUNRF OPEN SW SNS SUNROOF MOTION POWER SUNSHADE REAR MODULE SUPPLEMENTAL RESTRAINTS SYSTEM SW MUX SW OUTPUT SW SENSE SW SNS SWITCHED B+ TIRE PRESSURE MODULE TP 1 SIG TP 2 SIG TP SENS RTN TRS PARK SIG TRUNK, TAILGATE, FUEL DOORS SYSTEM TURBO SURGE VLV CTRL TURN LP UCI SHLD UCI USB UCI USB POWER UCI USB POWER TO RADIO UCI USB PWR UCI USB PWR TO UDGO ENABLE CTRL CKT UGDO ENABLE CTRL CIRCUIT UGDO ENABLE CTRL CKT USB CHARGING PORT VTSS IND DRV VVA SOL 1 RTN VVA SOL 1 SIG VVA SOL 2 RTN VVA SOL 2 SIG VVA SOL 3 RTN VVA SOL 4 RTN VVL SOL 3 SIG VVL SOL 4 SIG W/ SECURITY GATEWAY MODULE W/O SECURITY GATEWAY MODULE W/ SUNROOF W/O SUNROOF W/O UNIVERSAL TRANSMITTER W/ UNIVERSAL TRANSMITTER WARNING SYSTEMS WASHER SW WASHER SW SNS WIND HALL SENS RTN WIND LCK WIND OUT HALL SW SENS O/P RTN WINDOW LCK OUT SW OUTPUT WIP HI SPD WIP HI SPD CTRL O/P WIP LO SPD WIP LO SPD CTRL O/P WIP PARK WIP PARK SW SNS WIPER HI SPD CTRL O/P WIPER LO SPD CTRL O/P WIPER PARK SW SNS WIPER/WASHER SYSTEM