Fuse/Relay
Location
Fuse Amp
Rating
Protected Circuits
3
10A*
Powertrain Control Module (PCM)
keep alive power, Canister vent
4
20A*
Fuel relay feed
5
10A*
Rear Air Suspension Module
(RASM)
6
15A*
Alternator regulator
7
30A*
PCM relay feed
8
20A*
Driver’s Door Module (DDM)
9
15A*
Ignition coil relay feed
10
20A*
Horn relay feed
11
15A*
A/C clutch relay feed
12
20A*
Audio (Subwoofer)
13
20A*
Instrument panel power point
14
20A*
Stop lamp switch
15
15A*
Foglamps
16
20A*
Heated seats
17
—
Not used
18
—
Not used
19
15A*
Injectors
20
15A*
PCM
21
15A*
Powertrain loads and sensors
22
—
Not used
23
—
Not used
24
10A*
Heated mirror, Rear defrost
indicator
101
40A**
Blower relay feed
102
50A**
Cooling fan
103
50A**
Instrument panel (I/P) fuse box
feed #1 (I/P fuses 10, 12, 14, 16
and 18)
2009 Grand Marquis
(grn)
Owners Guide
(own2002)
, 2nd Printing
USA
(fus)
Roadside Emergencies
192