Table of Contents
This article provides detailed fuse box diagrams and terminal assignments for the first-generation Lincoln MKZ (CD3 platform), covering model years 2005, 2006, 2007, 2008, and 2009.
Fuses #22 (engine compartment panel) and #15 (passenger compartment panel) supply power to the auxiliary 12V power outlets and cigarette lighter.
Engine Compartment
Located on the left side of the engine compartment (adjacent to the battery), beneath the protective plastic cover.
Overview.
| Diagram | |
|---|---|
|
|
| No. | Description |
| 41 | Front fog lamp relay |
| 42 | Wiper park relay |
| 43 | A/C compressor clutch relay |
| 44 | Not used |
| 50 | Left-hand (LH) HID low-beam relay |
| 51 | Right-hand (RH) HID low-beam relay |
| 52 | Blower motor relay |
| 53 | Not used |
| 54 | Fuel pump relay / fuel injector relay |
| 55 | Wiper run relay |
| 56 | Not used |
| 57 | Powertrain Control Module (PCM) relay |
| 58 | Not used |
| 1 | Fuses #12, #13, #14, #15, #16, #17, #18, C/B – Smart Junction Box (SJB) power feed (60 A) |
| 2 | Fuses #1, #2, #4, #10, #11 – Smart Junction Box (SJB) power feed (60 A) |
| 3 | PCM relay coil, Powertrain power feed (40 A) |
| 4 | Blower motor (40 A) |
| 5 | Not used |
| 6 | Heated exterior mirrors, Rear window defroster (40 A) |
| 7 | Not used |
| 8 | Anti-lock Brake System (ABS) pump (40 A) |
| 9 | Windshield wipers (20 A) |
| 10 | ABS valves (30 A) |
| 11 | Heated seats (2005–2007), Front passenger heated/cooled seat (2008–2009) (30 A) |
| 12 | Driver heated/cooled seat (30 A) |
| 13 | SYNC® module (2008–2009) (10 A) |
| 14 | Ignition switch (15 A) |
| 15 | Memory seat module logic (10 A) |
| 16 | Transmission Control Module (TCM) (15 A) |
| 17 | Alternator voltage sense (10 A) |
| 18 | Not used |
| 19 | Solid-state devices – SJB logic feed (40 A) |
| 20 | THX® II audio amplifier #1 (20 A) |
| 21 | THX® II audio amplifier #2 (20 A) |
| 22 | Center console 12V auxiliary power outlet (20 A) |
| 23 | PCM Keep-Alive Memory (KAM), EVAP canister vent solenoid, FNR5 automatic transmission (10 A) |
| 24 | Front fog lamps (15 A) |
| 25 | A/C compressor clutch (10 A) |
| 26 | Left-hand (LH) HID low beam (15 A) |
| 27 | Right-hand (RH) HID low beam (15 A) |
| 28 | Engine cooling fan (80 A) |
| 29 | Not used |
| 30 | Fuel pump module, fuel injectors (30 A) |
| 31 | Front passenger power seat (30 A) |
| 32 | Driver power seat (30 A) |
| 33 | Moonroof / Sunroof (20 A) |
| 34 | Driver front power window (30 A) |
| 35 | Passenger front power window (30 A) |
| 36 | PCM diode (1 A) |
| 37 | One-Touch Integrated Start (OTIS) diode (2008–2009) (1 A) |
| 38 | Not used |
| 39 | Not used |
| 40 | Not used |
| 45 | Not used |
| 46 | Fuel injectors (15 A) |
| 47 | Powertrain Control Module (PCM) – Vehicle Power (VPWR) feed 2 (15 A) |
| 48 | Coil-on-Plug (COP) ignition coils (15 A) |
| 49 | Powertrain Control Module (PCM) – Vehicle Power (VPWR) feed 3 (15 A) |
Passenger Compartment
Located on the driver side of the lower instrument panel, to the left of the steering column near the brake pedal, behind the access cover.
Overview.
| Diagram | |
|---|---|
|
|
| No. | Description |
| 1 | Electrochromatic rear-view mirror, Backup lamps (10 A) |
| 2 | Horn (20 A) |
| 3 | Battery saver: puddle lamps, glove box lamp, interior courtesy lamps, luggage compartment lamp, power rear windows (15 A) |
| 4 | License plate lamps, parking lamps (15 A) |
| 5 | Not used |
| 6 | Not used |
| 7 | Not used |
| 8 | Rear window defroster (30 A) |
| 9 | Heated exterior mirrors (10 A) |
| 10 | PCM relay coil, starter motor relay coil (30 A) |
| 11 | Headlamp high beams (15 A) |
| 12 | Delayed accessory power: moonroof module, audio unit, power front windows, electrochromatic mirror (7.5 A) |
| 13 | Analog clock, instrument cluster, climate control module (7.5 A) |
| 14 | Windshield washer pump (15 A) |
| 15 | Cigarette lighter / auxiliary power outlet (20 A) |
| 16 | Decklid release solenoid, door lock actuators (15 A) |
| 17 | Spare (20 A) |
| 18 | OBD-II diagnostic connector, audio head unit (20 A) |
| 19 | Spare (7.5 A) |
| 20 | Power exterior mirrors, satellite radio module, All-Wheel Drive (AWD) module (7.5 A) |
| 21 | Brake lamps, Center High-Mounted Stop Lamp (CHMSL) (7.5 A) |
| 22 | Audio system module (7.5 A) |
| 23 | Instrument cluster logic, windshield wiper relay coil (7.5 A) |
| 24 | Occupant Classification System (OCS), Passenger Airbag Disabled (PAD) indicator (7.5 A) |
| 25 | Restraints Control Module (RCM) system (7.5 A) |
| 26 | Brake shift interlock solenoid, Passive Anti-Theft System (PATS) transceiver, Transmission Control Module (TCM), brake pedal switch (7.5 A) |
| 27 | Climate control module, instrument cluster (7.5 A) |
| 28 | Heated seats, Anti-lock Brake System (ABS) / Traction Control System (TCS), Reverse Sensing System (2008–2009), compass module (10 A) |
| C/B | Circuit Breaker: moonroof, delayed accessory feed (SJB fuse #12), power rear windows (30 A) |