Lincoln MKZ Hybrid Fuse Box: What Each Fuse Does
From the 2020 Lincoln MKZ Hybrid owner's manual. 4 fuse boxes listed.
| Fuse | Amps | Circuit |
|---|---|---|
| 1 | 25 A | Wiper Motor 2. |
| 2 | – | Not used. |
| 3 | 15 A | Rain sensor. |
| 4 | – | Blower motor relay. |
| 5 | 20 A | Power point 3 - back of console. |
| 6 | – | Not used. |
| 9 | – | Powertrain control module relay. |
| 10 | 20 A | Power point 1 - driver front. |
| 13 | 10 A | Fuel door mechanism. |
| 14 | 10 A | Not used (spare). |
| 15 | – | Run/start relay. |
| 16 | 20 A | Power point 2 - console. |
| 17 | 20 A | Power point 4. |
| 18 | 10 A | Powertrain and hybrid powertrain control module - keep alive power. |
| 19 | 10 A | Run/start electronic power assist steering. |
| 20 | 10 A | Run/start lighting. |
| 21 | 15 A | Adaptive cruise control. Run/start transmission switch. |
| 22 | 5 A | HEV inverter. USB smart charger. |
| 23 | 15 A | Run/start: blind spot information system, rear view camera, heads-up display, shifter. |
| 24 | – | Not used. |
| Fuse | Amps | Circuit |
|---|---|---|
| 39 | – | Vacuum pump #2 relay. |
| 40 | – | Fuel pump relay. |
| 41 | – | Horn relay. |
| 42 | – | Not used. |
| 43 | 10 A | Fuel door motor. |
| 44 | – | Not used. |
| 45 | 5 A | Vacuum pump monitor. |
| 46 | 10 A | Not used (spare). |
| 47 | 10 A | Brake on/off switch. |
| 48 | 20 A | Horn. |
| 49 | 5 A | Air flow monitor. |
| 50 | 15 A | Battery energy control module. |
Source: owner's manual, PDF page 290.
| Fuse | Amps | Circuit |
|---|---|---|
| 56 | 30 A | Fuel pump feed. |
| 57 | – | Not used. |
| 58 | – | Not used. |
| 59 | 40 A | Vacuum pump relay. |
| 60 | 40 A | Pulse width modulated fan. |
| 61 | – | Not used. |
| 62 | 50 A | Body control module 1. |
| 63 | – | Not used. |
| 64 | – | Not used. |
| 65 | 20 A | Front heated seat. |
| 66 | 15 A | Not used (spare). |
| 67 | 50 A | Body control module 2. |
| 68 | 40 A | Heated rear window. |
| 69 | 30 A | Anti-lock brake system valves. |
| 70 | 30 A | Passenger seat. |
| 71 | 50 A | Not used (spare). |
| 73 | 20 A | Not used (spare). |
| 74 | 30 A | Driver seat module. |
| 75 | – | Not used. |
| 76 | 20 A | e-Shifter. |
| 77 | 30 A | Front climate controlled seats. |
| 78 | – | Not used. |
| 79 | 40 A | Blower motor. |
| 80 | 30 A | Power decklid. |
| Fuse | Amps | Circuit |
|---|---|---|
| 4 | 5 A | Not used (spare). |
| 5 | 20 A | Subwoofer amplifier. |
| 6 | 10 A | Not used (spare). |
| 7 | 10 A | Not used (spare). |
| 8 | 10 A | Not used (spare). |
| 9 | 10 A | Not used (spare). |
| 10 | 5 A | Power trunk logic. |
| 11 | 5 A | Keypad. Cellphone passport module. Not used (spare). |
| 12 | 7.5 A | Climate control. |
| 13 | 7.5 A | Gear shift. Steering wheel column. |
| 14 | 10 A | Instrument cluster. Datalink logic. Extended power module. |
| 15 | 10 A | Datalink/Gateway module. |
| 16 | 15 A | Decklid release. |
| 17 | 5 A | Not used (spare). |
| 18 | 5 A | Push button start/stop. |
| 19 | 7.5 A | Extended power module. |
| 20 | 7.5 A | Adaptive headlamps. |
| 21 | 5 A | Humidity and in-car temperature. |
| 22 | 5 A | Not used (spare). |
| 23 | 10 A | Delayed accessory (power inverter, moonroof, all smart window, driver window switch pack). |
| 24 | 20 A | Rear sunshade. Panoramic roof. Central lock/unlock. |
| 25 | 30 A | Driver door (window, mirror). |
| 26 | 30 A | Front passenger door (window, mirror). |
| 27 | 30 A | Moonroof. |
| 28 | 20 A | Amplifier. |
| 29 | 30 A | Rear driver side door (window). |
| 30 | 30 A | Rear passenger side door (window). |
| 31 | 15 A | Not used (spare). |
| 32 | 10 A | Voice control. |
| 34 | 30 A | Run/start (fuse #19, 20, 21, 22, 35, 36, 37, circuit breaker). |
| 35 | 5 A | Not used (spare). |
Listings are copied as text from the manual's fuse tables (AI-assisted; every circuit name was matched against the cited pages 2026-10-18). Fuse layouts can differ by trim and year; check the label on the fuse box cover before replacing a fuse, and always use the same amp rating.
Confirm with your own manual, dipstick or door-jamb label.
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