Fuses and relays Peugeot 806 (221), 1994 - 2002

The Peugeot 806 estate/MPV, developed as part of a joint venture between Fiat and the PSA Group, debuted in 1994. In this article, we provide a detailed overview of the fuse box diagrams for the Peugeot 806 (1st generation; chassis code 221; Sevel Nord platform) covering model years 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, and 2002.

Here you will find component locations and photos of the power distribution boxes. Fuses designated for the “Cigarette Lighter” and “Fuel Pump” are highlighted in bold.

Passenger Compartment Fuse Box

Located at the bottom of the dashboard behind the access panel.

Diagram & Layout
No.	Circuit / Protected Component	Rating (A)
1	Audio unit (Main power)	10
2	Switched ignition supply (+12V), Vehicle speed sensor, Body control module (BCM), Instrument cluster warning lights	5
3	Brake lights, Cruise control module	15
4	Right tail light, Left front parking light, Headlight leveling control	10
5	Air conditioning, Front power windows, Blower motor, A/C pressure sensor	15
6	Heated rear window, Heated front seats	15
7	Horn	20
8	SHUNT (Shunt bridge)
9	Headlight washer system, Right front parking light, License plate lights, Left tail light	5
10	Power passenger seat adjustment	30
11	Rear power windows	30
12	ABS ECU, Reversing lights, Diagnostic connector (OBD), Automatic transmission control unit	10
13	Power driver seat adjustment	30
14	Body control module (Keep-alive memory)	5
15	Body control module (BCM), Central locking system, Interior lighting switch circuit	30
16	Peugeot 806 cigarette lighter fuse, Constant battery supply (+12V)	20
16A	Cigarette lighter, Auxiliary +12V power sockets	20
17	Engine coolant temperature control unit, Radiator cooling fan assembly	15
18	Front fog lights	10
19	Instrument cluster backlighting, Audio unit, Parking lights	10
20	Air conditioning system, A/C blower fan	30
21	Heated seats	20
22	Auxiliary power socket (+12V), Not used	20
23	SHUNT (#14 - #15 - #25 - #27)
24	Windshield washer pump, Front windshield wipers	30
25	Air conditioning control unit, Courtesy/Dome light, Audio unit memory, Digital clock	10
26	Hazard warning lights	15
27	Heated rear window element	30
28	Power window circuit, Battery charge indicator	15
29	Power windows	30
30	Interior dome lights, Turn signal indicators, Clock, Power exterior mirrors	15

Engine Compartment Fuse Box

Located adjacent to the battery.

General view of the Peugeot 806 underhood fuse box.

Diagram & Layout
No.	Circuit / Protected Component	Rating (A)
1	Trailer tow wiring harness	20
2	Peugeot 806 fuel pump fuse	20
3	Left low beam headlight	10
4	Right low beam headlight	10
5	Diagnostic connector (OBD)	10
6	Engine immobilizer system	10
7	Left high beam headlight	10
8	Right high beam headlight	10
9	Radiator cooling fan assembly (Single fan - 120 W)	25
10	Headlight washer pump, Front fog lights	30
11	Auxiliary heating system / Pre-heater	20
12	Headlight washer timer relay	5
13	Oxygen sensor (Heater circuit) / Lambda sensor	15
14
15	Air conditioning system, Blower motor fan	40
16	Radiator cooling fan assembly (Single fan - 180 W)	30/50
Maxi-Fuse Panel
MF1	Fuel injection system / Engine ECU	20
MF2		30
MF3	Interior blower motor	30
MF4	ABS ECU / Control module	40
Relay Module Assignments
R1030	Engine running signal relay
R1502 R1503 R1504	Radiator cooling fan relays
R5400	Headlight washer relay
R8016	Fuel injection system relay
R2665	Front fog light relay