Mercury Grand Marquis Third Generation (1998 – 2002) – fuse box diagram

Mercury Grand Marquis Third Generation (1998 – 2002) – fuse box diagram

Year of production: 1998, 1999, 2000, 2001, 2002

Passenger compartment fuse panel

Mercury Grand Marquis 3rd Generation - fuse box - passenger compartment
Mercury Grand Marquis 3rd Generation – fuse box – passenger compartment

The fuse panel is located below and to the left of the steering wheel by the brake pedal. Remove the panel cover to access the fuses.

Fuse/relay Ampere rating [A] Description
1 15 Brake Pedal Position (BPP) Switch, Speed Control, Multi-Function Switch
2 30 Wiper Control Module, Windshield Wiper Moto
3 Not used
4 15 Lighting Control Module, Main Light Switch
5 15 Backup Lamps, Variable Assist Power Steering (VAPS), Turn Signals, Air Suspension, Daytime Running Lamps, Electronic Day/Night Mirror, Shift Lock, EATC, Speed Chime Warning
6 15 Speed Control, Main Light Switch, Lighting Control Module, Clock
7 25 Powertrain Control Module (PCM) Power Diode, Ignition Coils
8 15 Lighting Control Module, Power Mirrors, PATS, Keyless Entry, Module, Clock Memory, Electronic Automatic Temperature Control (EATC), Power Windows, SecuriLock
9 30 Blower Motor, A/C-Heater Mode Switch
10 10 Air Bag Module
11 5 Radio
12 18 CB Lighting Control Module, Flash-to-Pass, Main Light Switch
13 15 Warning Lamps, Analog Cluster Gauges and Indicators, Electronic Automatic Transmission, Lighting Control Module
14 20 CB Window/Door Lock Control, Driver’s Door Module, One Touch Down
15 10 Anti-Lock Brakes, Instrument Cluster, Transmission Control Switch
16 20 Cigar Lighter; Auxiliary Power Point
17 10 Rear Defrost
18 10 Air Bag Module

 

Power distribution box

Mercury Grand Marquis 3rd Generation - fuse box - power distribution box
Mercury Grand Marquis 3rd Generation – fuse box – power distribution box

The power distribution box is located in the engine compartment. The power distribution box contains high-current fuses that protect your vehicle’s main electrical systems from overloads.

Fuse/relay Ampere rating [A] Description
1 20* Electric Fuel Pump Relay
2 30* Generator, Starter Relay, Fuses 15 and 18
3 25* Radio, CD Changer, Subwoofer Amplifier
4 Not used
5 15* Horn Relay
6 20* DRL Module
7 20 CB Power Door Locks, Power Seats, Trunk Lid Release
8 30** Air Suspension System
9 50** See Fuses 5 and 9
10 50** See Fuses 1, 2, 6, 7, 10, 11, 13 and Circuit Breaker 14
11 40** See Fuses 4, 8, 16 and Circuit Breaker 12
12 30** PCM Power Relay, PCM
13 50** High Speed Cooling Fan Relay
14 40** Rear Window Defrost Relay, Also see Fuse 17
15 50** Anti-Lock Brake Module
16 Not used
17 30 CB Cooling Fan Relay
Relay 1 Rear Defrost Relay
Relay 2 Horn Relay
Relay 3 Cooling Fan Relay
Relay 4 Air Suspension Pump Relay
* Mini Fuses ** Maxi Fuses

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.