Where are the Fuse Boxes located in the 2018 Jeep Wrangler?
2018 Jeep Wrangler has 1 main box of fuses and relays. It is located under the hood in the Engine Compartment.
2018 Jeep Wrangler Under Hood Fuse Box and Relay Location
Gasoline
Diesel & 6.4L
The Power Distribution Center is located in the engine compartment near the battery. This center contains cartridge fuses, mini fuses, and relays. The PDC top cover is labelled with each serviceable fuse/relay location, function, and size.
2018 Jeep Wrangler under Hood Fuse Box Layout
2018 Jeep Wrangler under Hood Fuse Box and Relay Diagram
2018 Jeep Wrangler under Hood Fuse Box and Relay Details
Assignment of the Fuses and Relays
| Cavity | Cartridge Fuse | Micro Fuse | Description |
|---|---|---|---|
| F01 | – | – | Spare |
| F02 | 40 Amp Green | – | Starter |
| F03 | – | 5 Amp Tan | IBS |
| F04 | – | 20 Amp Yellow | Fuel Pump MTR/FPCM |
| F05 | – | 5 Amp Tan | Security Gateway |
| F06 | – | – | Spare |
| F07 | – | 15 Amp Blue | LTR Cool Pump — If Equipped |
| F08 | – | 15 Amp Blue | TCM-8HP CYGNUS |
| F09 | – | – | Spare |
| F10 | – | 15 Amp Blue | KIN/RF HUB/ESCL |
| F11 | – | 10 Amp Red | UCI Port (USB & AUX) |
| F12 | – | 25 Amp Clear | HIFI Amplifier |
| F13 | – | – | Spare |
| F14 | – | – | Spare |
| F15 | – | 15 Amp Blue | IPC/SWITCH BANK-HD ELEC |
| F16 | – | – | Spare |
| F17 | – | – | Spare |
| F18 | – | 10 Amp Red | AC CLUTCH |
| F19 | – | – | Spare |
| F20 | 30 Amp Pink | – | CBC 1-INTERIOR LIGHTS |
| F21 | – | 20 Amp Yellow | REAR WIPER |
| F22 | 10 Amp Red | ECM/PCM/MGU WAKE UP/PPU WAKE UP | |
| F23 | – | 10 Amp Red | PCM/ECM |
| F24 | – | – | Spare |
| F25 | – | 10 Amp Red | MOD.SBW |
| F26 | 40 Amp Green | – | CBC 2-EXTERIOR LIGHTS #1 |
| F27 | 30 Amp Pink | – | Front Wipers |
| F28 | 40 Amp Green | – | CBC 3-POWER LOCKS |
| F29 | 40 Amp Green | – | CBC 4-EXTERIOR LIGHTS #2 |
| F30 | – | – | Spare |
| F31 | – | 10 Amp Red | DIAGNOSTIC PORT |
| F32 | – | 10 Amp Red | HVAC CTRL MOD/SCL/OCM/DPDM |
| F33 | – | 10 Amp Red | PTS/IRCM/AIRBAG DISABLE LMPS |
| F34 | – | 10 Amp Red | ESC/EHPS/SBCM WAKE UP |
| F35 | 30 Amp Pink | – | BRAKE VAC PMP — If Equipped |
| F36 | 30 Amp Pink | – | TRLR TOW MOD — If Equipped |
| F37 | 30 Amp Pink | – | TRLR TOW CONN 7W — If Equipped |
| F38 | 20 Amp Blue | – | ECM |
| F39 | – | – | Spare |
| F40 | – | 15 Amp Blue | DTCM/AXLE LOCK FT_RR |
| F41 | – | 15 Amp Blue | IC/SGW WAKE UP |
| F42 | 10 Amp Red | PCR CTRL FEED (ESS)/SPARE (BSG) — If Equipped | |
| F43 | 20 Amp Yellow | PWR OUTLET (CARGO) BATT | |
| F44 | – | 10 Amp Red | IRCAM HEATERS |
| F45 | – | 20 Amp Yellow | PWR OUTLET (CARGO) IGN* |
| F46 | — | 10 Amp Red | AUTO HDLP LVL MOD/LVL MTR/HDLP SW |
| F47 | – | – | Spare |
| F48 | – | – | Spare |
| F49 | – | 10 Amp Red | ORC |
| F50 | – | 10 Amp Red | HD ACC — If Equipped |
| F51 | – | 10 Amp Red | DSRC/USB/ISRVM/CSGM |
| F52 | – | 20 Amp Yellow | CIGAR LTR |
| F53 | – | – | Spare |
| F54 | – | – | Spare |
| F55 | – | – | Spare |
| F56 | – | 10 Amp Red | IN-CAR TEMP SENSOR |
| F57 | – | 20 Amp Yellow | Frt Drvr Htd Seat |
| F58 | – | 20 Amp Yellow | Frt Pass Htd Seat |
| F59 | – | – | Spare |
| F60 | – | 15 Amp Blue | CSWM (HTD STR WHEEL) |
| F61 | – | 10 Amp Red | LBSS/RBSS |
| F62 | – | – | Spare |
| F63 | – | 10 Amp Red | ORC |
| F64 | – | – | Spare |
| F65 | – | – | Spare |
| F66 | 40 Amp Green | – | HVAC BLOWER MTR FRT |
| F67 | – | – | Spare |
| F68 | – | – | Spare |
| F69 | – | 5 Amp Tan | MGU (BSG) — If Equipped |
| F70 | 25 Amp Clear | INJ/IGN COIL (GAS)/GLO PLUG MOD (DSL) | |
| F71 | – | – | Spare |
| F72 | – | 10 Amp Red | HD ELEC ACC PKG — If Equipped |
| F73 | 20 Amp Blue | – | PWR TOP LT |
| F74 | 20 Amp Blue | – | PWR TOP RT |
| F75 | – | 10 Amp Red | PPU-BPCM & APM (BSG) — If Equipped |
| F76 | – | 20 Amp Yellow | ECM (GAS)/PCM (DSL) |
| F77 | – | 10 Amp Red | HTD MIRRORS |
| F78 | 10 Amp Red | COMP/INTRUSION/SIREN/INTRUSION SNSRS | |
| F79 | – | 20 Amp Yellow | SMART BAR CTRL MOD |
| F80 | – | 15 Amp Blue | PCM |
| F81 | 30 Amp Pink | – | REAR DEFROSTER (EBL) |
| F82 | 30 Amp Pink | – | FUEL HTR — If Equipped |
| F83 | 60 Amp Yellow | GLOW PLUG — If Equipped | |
| F84 | 30 Amp Pink | – | UREA HTR CTRL UNIT — If Equipped |
| F85 | – | 10 Amp Red | PM SENSOR — If Equipped |
| F86 | 30 Amp Pink | – | BRAKE VAC PMP 2 — If Equipped |
| F87 | – | 10 Amp Red | SUPPLY/PURGING PMP — If Equipped |
| F88 | 20 Amp Blue | – | NOx SENSOR #1/ #2 — IF Equipped |
| F89 | – | 10 Amp Red | SCCM/CRUISE CTL/DTV |
| F90 | 20 Amp Blue | – | TRLR TOW PARK LMP — If Equipped |
| F91 | – | 20 Amp Yellow | HORN |
| F92 | 40 Amp Green | – | HD ACCY #2 — If Equipped |
| F93 | 40 Amp Green | – | HD ACCY #1 — If Equipped |
| F94 | – | 10 Amp Red | TPM/CORAX |
| F95 | – | – | Spare |
| F96 | – | 10 Amp Red | PWR MIRROR SW |
| F97 | – | 20 Amp Yellow | RADIO/TBM |
| F98 | – | 10 Amp Red | SW BANK-HD ELEC/OFF ROAD |
| F99 | – | – | Spare |
| F100 | 30 Amp Pink | – | ESC-ECU & VALVES |
| F101 | 30 Amp Pink | – | DTCM |
| F102 | – | 15 Amp Blue | DUAL USB PORT |
| F103 | – | 15 Amp Blue | HD ACCY #3 — If Equipped |
| F104 | – | 15 Amp Blue | PPU COOL PUMP — If Equipped |
| F105 | – | 10 Amp Red | ICS/HVAC |
| F106 | 40 Amp Green | – | ESC-PUMP MTR |
| F107 | – | 20 Amp Yellow | TRLR TOW STOP/TURN LT — If Equipped |
| F108 | – | 15 Amp Blue | HD ACCY #4 — If Equipped |
| F109 | – | 20 Amp Yellow | TRLR TOW STOP/TURN RT — If Equipped |
| F110 | 30 Amp Pink | – | POWER INVERTER |
| F111 | 20 Amp Blue | – | TRLR TOW BACKUP — If Equipped |
WARNING: The terminal and harness assignments for individual connectors may vary depending on the vehicle’s equipment level, model, and market. It is recommended to refer to the fuse box diagram provided at the back of the fuse box cover for accurate information.
