1990 Volvo 740 Q&A

1990 Volvo 740 Question: my check engine light ,( brett)

both brake indicator lights ,and the light bulb light are on ,what does that mean -
Answer 1
The brake indicator lights can be from low brake fluid, e-brake switch adjustment or a failure of the brake hydraulic system. The bulb light is indicating a problem with one of the exterior lights. Did all these lights and the O/D light come on at the same time? -