Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1991 Saab 900 SPGFACTORY OEM SERVICE PROCEDURE
Fuel Pump Relay
- Remove relay. Relay is located on passenger side kick panel on 900 Series; behind glove box on 9000 Series.
- Connect ohmmeter across relay contact terminals (Red and Green/Red wires on mating connector). Ohmmeter should indicate no continuity.
- Connect 12 volts across relay coil (Brown/Violet and Violet wires on 900 Series; Green/White and Violet wires on 9000 Series). Ohmmeter should indicate continuity.
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.