2004 Peugeot 406 C 406

02-02-2004
MAINTENANCE OF YOUR 406 COUPE35
CHANGING A BULB
1 - Dipped beam headlamps
2 - Main beam headlamps
Two bulbs
(H7-55 W).
Ð Remove the red plastic cover.
Ð Press the tab and remove the protective cover corresponding to the faulty bulb.
Ð Disconnect the connector.
Ð Press the end of the securing clip to remove it. Change the bulb.
Ð When fitting, ensure that the direction notches are positioned correctly and that the securing clip is corrrectly fixed.
Ð Reconnect the connector.
Ð Replace the protective cover.
3 - Side lights (W 5 W)
Turn the socket using the lever and remove it. Change the bulb.
4 - Direction indicators (PY 21 W)
Turn the bulb holder a quarter turn and remove it. Change the bulb. Notes: only handle H7 bulbs using a dry cloth.
To replace the left-hand bulbs, remove the battery protective cover. Direction indicator repeater
(WY 5 W)
Ð Pull the rear section of the trans-
parent cover and release the
assembly.
Ð Turn the connector a quarter turn and remove it.
Ð Change the bulb.
Amber bulbs must be replaced by bulbs of iden-tical specification and
colour.
In certain climatic conditions (lowtemperatures, humidity), the
presence of condensation onthe inside of the headlampglass is normal ; it disappears a
few minutes after the lights switchon.

02-02-2004
MAINTENANCE OF YOUR 406 COUPE
36
Number plate lights (W 5 W)
Remove the translucent protector.Change the faulty bulb. Rear lights
1 - Direction indicators (P 21 W).
2 - Reversing lights (P 21 W).
3 - Brake lights/Side lights (P 21/5 W).
4 - Side lights (P 21/5 W).
5 - Fog lamp (P 21 W). These 5 bulbs are changed from inside the boot:
Ð remove the retaining clips then release the carpet,
Ð remove the connector by pressing the tab
A,
Ð remove the bulb holder by squeezing the tabs,
Ð change the faulty bulb.

02-02-2004
MAINTENANCE OF YOUR 406 COUPE37
CHANGING A FUSE The fuse boxes are under the fascia and in the engine compartment. Fascia fuse box
Turn the three screws a quarter turn with a coin. Pull at
Aand tilt the
cover to access the fuses. Removing and changing a fuse Before changing a fuse you must find out the cause of the fault and have it put
right. The fuse numbers are indicated on the fuse box. Use the special pliers
Aattached to the box.
Always change a faulty fuse for one of the same rating.
Correct Incorrect Pliers AFuse no. Rating FunctionsA 20 A Locking/Unlocking.
B 10 A Rear fog lamps.
C 40 A Demisting the mirrors.
DÐ Not used.
E 30 A Electric windows.
F 15 A Supply to instrument panel -
Display - Audio equipment -Satellite navigation system - Air conditioning.
Remove the fascia lower trim to access the Built-in Systems Interface.

02-02-2004
The electrical system of your vehicle is designedto operate with standardor optional equipment.
Before installing other electricalequipment or accessories on yourvehicle, contact a PEUGEOT
dealer. Some electrical accessories or the way in which they are fitted canhave damaging effects on theoperation of your vehicle; theelectronic control circuits, theaudio circuit and the batterycharging circuit. PEUGEOT will not accept respon- sibility for the cost incurred inrepairing your vehicle or for recti-fying malfunctions resulting fromthe installation of accessories notsupplied and not recommendedby PEUGEOT and not installed inaccordance with its instructions, inparticular where the equipment inquestion consumes more than
10 milliamperes.
MAINTENANCE OF YOUR 406 COUPE
40
Engine compartment fuses Fuse box
To access the fuse box in the engine compartment (beside the battery),
unclip the cover. Carefully close the cover when you have finished.
Fuse N¡ Rating Functions
1* 10 A
Reversing lights - Double injection relay - Engine oil
temperature - Oil level - Air conditioning compressor.
2* 15 AFuel pump - Canister solenoid valve.
3* 10 A Control unit.
4* 10 A Engine control unit and automatic gearbox.
5 10 A Particulate Emission Filter control unit.
6 15 A Front fog lamps.
7 20 A Headlamp wash.
8* 20 A Direct petrol injection engine control unit - Clutch pedal.
9* 15 A Left-hand dipped beam.
10* 15 A Right-hand dipped beam.

02-02-2004
MAINTENANCE OF YOUR 406 COUPE41
Fuse N¡ Rating
Functions
11* 10 A Left-hand main beam.
12* 10 A Right-hand main beam.
13* 15 A Horn.
14 10 A Front screenwash pump.
15* 30 A Ignition coil - Windscreen wiper - Oxygen sensor - Oil pressure - Injection system.
16* 30 A Air pump and oil temperature - Oil level - Brake lights operation - Alternator -
Water in diesel detector - Injection relay control.
17* 30 A Passenger electric seat.
18 40 A Heater blower - Starter - Windscreen wiper slow speed.
* The maxi-fuses provide additional protection for the electrical systems. All work must be carried out by a
PEUGEOT dealer.

02-02-2004
MAINTENANCE OF YOUR 406 COUPE37
CHANGING A FUSE The fuse boxes are under the fascia and in the engine compartment. Fascia fuse box
Turn the three screws a quarter turn with a coin. Pull at
Aand tilt the
cover to access the fuses. Removing and changing a fuse Before changing a fuse you must find out the cause of the fault and have it put
right. The fuse numbers are indicated on the fuse box. Use the special pliers
Aattached to the box.
Always change a faulty fuse for one of the same rating.
Correct Incorrect Pliers AFuse no. Rating FunctionsA 20 A Locking/Unlocking.
B 10 A Rear fog lamps.
C 40 A Demisting the mirrors.
DÐ Not used.
E 30 A Electric windows.
F 15 A Supply to instrument panel -
Display - Audio equipment -Satellite navigation system - Air conditioning.
Remove the fascia lower trim to access the Built-in Systems Interface.

02-02-2004
MAINTENANCE OF YOUR 406 COUPE
38
Fuse N¡ Rating
Functions
1 shunt Central air bag.
25 AVentilation controls.
3 10 A Instrument panel.
45 AIgnition +ve signal for Built-in Systems Interface.
5Ð Not used.
6 10 A Steering wheel controls.
7 15 A Alarm siren.
8 10 A Satellite navigation system.
95 ABattery +ve signal for Built-in Systems Interface.
10 15 A Audio equipment.
11 10 A Third brake light.
12 10 A Right-hand brake light.
13 20 A Driver's one-touch electric window.
14 30 A Passenger's one-touch electric window.
15 Ð Battery +ve towing socket.
16 20 A Seat memorisation.
17 20 A Passenger's electric seat.
18 10 A Lighting for lighter - Display - Lighting for switches and ash tray -
Automatic gearbox programme selector lever.
Fascia panel fuse box

02-02-2004
MAINTENANCE OF YOUR 406 COUPE39
Fuse N¡ Rating
Functions
19 10 A Rear fog lamps.
20 10 A Rear right and front left side light.
21 10 A Rear left and front right side light.
22 10 A Lighting for glove box - Map reading light - Courtesy mirror - Front and rear courtesy
lights - Lighting for electric window control pad and electrochrome rear view mirror.
23 20 A Lighter.
24 Ð Not used.
25 20 A Audio equipment.
26 Ð Not used.
27 5 A Accessories +ve.
28 15 A Heated seats.
R5 AReplacement fuse.
R2 10 A Replacement fuse.
R3 30 A Replacement fuse.
R4 20 A Replacement fuse.
R5 15 A Replacement fuse.