Page 21 of 123

13 Fuel gauge
The fuel tank holds approximately 21.1 US gal. (80 liters) on T6 models, or 18 US gal. (68 liters) on the S80 All
Wheel Drive and the S80 2.5T Front Wheel Drive.
A warning light in the gauge comes on there are approximately 1.8 US gal. (8 liters) of fuel remaining in the tank.
14 Indicator and warning lights
pg. 28 Indicator and warning lights
The indicator and warning lights described on pages 28 and 29 should never stay on when driving*
When the ignition key is turned, all of the warning lights in the lower right-hand side of the instrument panel should
go on to test the function of the bulbs. If a light does not go off after the engine has started, the system indicated
should be inspected.
NOTE: The parking brake reminder light will not go off until the parking brake has been fully released.
Warning lamp in the center of the instrument panel
This lamp lights up red or yellow depending on the severity of the fault that has been detected.
Yellow light: Follow the instructions shown in the text window.
Red light: Stop the car as soon as possible in a suitable location and read the message shown in the text window.
Supplemental Restraint System (SRS)
If the light comes on (or stays on after the vehicle has started), the SRS diagnostic system has detected a fault. Drive to
an authorized Volvo retailer for an inspection of the system. See the SRS section for more information.
BRAKE
Brake failure warning light
If the light comes on while driving or braking, stop immediately, open the hood and check the brake fluid level
in the reservoir. See page 138
for reservoir position and instructions.
Canadian models are equipped with this warning light:
Park
Brake
Parking brake reminder light
This light will be on when the parking brake (hand brake) is applied. The parking brake lever is situated between the
front seats.
ProCarManuals.com
Page 79 of 123
2 0 0 5
VOLVO S80
Chapter 8 - Maintenance/Servicing
pg. 113 Maintenance/Servicing
Fuses114
Replacing bulbs119
Paint touch up126
Washing the car127
Cleaning the upholstery129
Maintenance service, Warranty130
Fuel/emissions systems131
Drive belt, Coolant132
Emissions maintenance133
Washer fluid, Hoisting the car134
Opening the hood, Engine compartment135
Engine oil136
Power steering/Brake fluid reservoirs138
Replacing the battery139
Battery maintenance140
Replacing wiper blades141
pg. 114 Fuses
ProCarManuals.com
Page 85 of 123
9Rear passenger's side door - power window, power window cut-out function 20A
10Rear driver's side door - power window, power window cut-out function 20A
11 -
12 -
13 -
14 -
15 -
16 -
17 Accessory audio 5A
18 -
19 Folding head restraints (option) 15A
20 Trailer wiring (15-feed) 20A
21 -
22 -
23 All Wheel Drive (option) 7.5A
24 Four-C chassis system (option) 15A
25 -
26 Park assist (option) 5A
27 Main fuse: trailer wiring, Four-C, park assist, All Wheel Drive 30A
28 Central locking system 15A
29 Driver's side trailer lighting: parking lights, turn signal 25A
30 Passenger's side trailer lighting: parking light, brake light, fog light, turn signal 25A
31 Main fuse: fuses 37 and 38 40A
32 -
33 -
34 -
35 -
36 -
37 Heated rear window 20A
38 Heated rear window 20A
pg. 119 Replacing bulbs
ProCarManuals.com
Page 86 of 123

Replacing high/low beam headlight bulbs
The headlight bulbs must be replaced from the engine compartment.
CAUTION:
Do not touch the glass on halogen bulbs with your fingers. Grease, oil or any other impurities can be carbonized
onto the bulb and cause damage to the reflector.
Be sure to use bulbs of the correct type and voltage.
Removing a defective bulb
To remove a defective bulb:
Switch off the ignition.
Open the hood.
Remove the plastic cover over the bulb (1) by turning it counterclockwise.
Remove the connector (2).
Loosen the retaining spring (3) by first moving it to the right and then moving it down, out of the way.
Pull out the defective bulb. Note the position of the guide lug on the base of the bulb (4).
Installing a new bulb
Installing a new bulb:
Insert the new bulb, without touching the glass, with the guide lug upward (1). The bulb will only seat properly in
this position.
Move the retaining spring up and push it slightly to the left until it seats properly (2).
Press the connector into place on the bulb (3).
Reinstall the plastic cover and turn it clockwise until it is correctly in place (4). "TOP" must be upward.
NOTE: If the vertical aim of your headlights needs to be adjusted for any reason (e.g., towing a trailer for extended
periods), this should be done by an authorized Volvo retailer.
ProCarManuals.com
Page 87 of 123
pg. 120 Replacing bulbs
Front parking light
Front parking lights
Switch off the ignition.
Remove the plastic cover over the high beam bulb by turning it counterclockwise.
Pull out the bulb and its socket. Replace the bulb.
Press the bulb and its socket back into place.
Switch on the ignition to test the bulb.
Reinstall the plastic cover and turn it clockwise until it is correctly in place. "TOP" must be upward (see illustration
on previous page).
Front turn signal
Front turn signals
Switch off the ignition.
Open the hood.
Press down the retaining catch with a screwdriver and pull out the lamp housing.
Press the retaining spring downward and pull the connector out of the lamp housing.
Turn the bulb holder counterclockwise and remove it.
Remove the defective bulb from the holder by first pressing it in slightly and then turning it counterclockwise.
Install a new bulb in the holder and reinsert the bulb and holder in the lamp housing.
ProCarManuals.com
Page 88 of 123
Press the connector onto the bulb holder.
Switch on the ignition to test the bulb.
Press the lamp housing back into place on the fender. Be sure it seats properly.
pg. 121 Replacing bulbs
Tail lights
1. Tail light
2. Tail light/fog light (left side only)
3. Turn signal
4. Back-up light
5. Side marker light
NOTE: The brake lights are Light Emitting Diodes (LEDs), which must be replaced by an authorized Volvo
workshop.
All tail light bulbs are accessed from inside the trunk.
· Switch off the ignition and open the trunk.
· Fold the covering panel inward to access the bulbs. When replacing right tail light bulbs, access is made easier if you
pull out the cargo net in the trunk completely before folding down the panel.
The bulbs are located in a holder that is held in place by two retaining catches.
To replace bulbs 1-4:
· Press the retaining catches toward each other to release the bulb holder.
· Replace the defective bulb.
ProCarManuals.com
Page 89 of 123
· Press the bulb holder back into place.
· Reconnect the wiring.
· Fold up and close the covering panel.
To replace bulb 5:
· Pull the bulb holder straight out of its retainer.
· Pull the bulb out of the holder.
· Press a new bulb into the holder.
· Press the bulb holder back into place.
· Fold up and close the covering panel.
pg. 122 Replacing bulbs
Front fog lights (option)
CAUTION:
Avoid touching the glass on the bulb with your fingers.
Switch off the ignition.
Turn the bulb holder slightly counterclockwise to release it.
Replace the bulb. The shape of the foot of the bulb corresponds to the shape of the bulb holder.
Reinstall the bulb holder by turning it slightly clockwise. "TOP" on the holder should be upward.
Vanity mirror lights
ProCarManuals.com
Page 90 of 123
Carefully insert a screwdriver and pry out the lens.
Pry out the defective bulb and replace it.
Carefully press the lower edge of lens onto the four tabs and press the upper edge of the lens into place.
pg. 123 Replacing bulbs
License plate lights
Switch off the ignition.
Loosen the screws with a torx screwdriver.
Carefully pull out the lamp housing.
Turn the bulb holder counterclockwise and pull it out.
Pull out the defective bulb and insert a new one.
Reinsert the bulb holder into the housing and turn it clockwise.
Reinstall the housing and screw it in place.
Door step courtesy lights
The door step courtesy lights are located under the dash on the driver's and passenger's sides. To replace a bulb:
Carefully insert a screwdriver and pry out the lens.
Replace the defective bulb.
Reinstall the lens.
ProCarManuals.com