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Volvo 1990 780 Model
The warning lights described on this page should never be on when driving
Alternator warning light
If the light comes on while the engine is running, check the tension of the generator drive belt as soon as possible.
NOTE: This warning lights is illuminated if the alternator is not charging. However, parking brake, brake failure and bulb failure
warning lights will be illuminated at the same time due to the design of the system.
Oil pressure warning light
If the light comes on while driving, the oil pressure is too low. Stop the car and then stop the engine immediately. Do not drive the
vehicle. See the section titled "Engine oil". After hard driving, the light will come on occasionally when the engine is idling. This is
normal, provided it goes off when the engine speed is increased.
Bulb failure warning light
The light will come on if any of the following bulbs are defective:
one of the low beam headlights
one of the tail lights
one of the brake lights (when the brake pedal is depressed)
Check the fuse and bulb.
See sections titled "Replacing bulbs" and "Fuses".
Should the warning light come on after a defective outside bulb has been replaced, the corresponding bulb on the other side of the car
should also be replaced.
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.
Canadian models are equipped with this warning light:
Brake failure warning light
If the light comes on while driving and the brake pedal can be depressed further than normal, it is an indication that one of the brake
circuits is not functioning.
Stop immediately, open the hood and check the brake fluid level (see section "Brake fluid, power steering").
WARNING! Fluid level below MIN mark: Do NOT drive. Tow car to shop for check/repair of brake
system.
Fluid level between MIN and MAX mark: proceed immediately and with caution to a Volvo dealer for an inspection of the brake
file:///K|/ownersdocs/1990/1990_780/90780_01.htm (5 of 6)12/30/2006 8:27:50 AM
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