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.
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HOMESERVICE MANUALSSAAB20009-5 AERO, 4D WAGON, STANDARDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSPOWER DOOR LOCKS AND TRUNK RELEASESYMPTOM TESTSLOCK/UNLOCK FUNCTION INOPERABLE ON ALL DOORS9-3
2000 Saab 9-5 Aero, 4D Wagon, Standard
Lock/Unlock Function Inoperable On All Doors: 9-3
2000 Saab 9-5 Aero, 4D Wagon, StandardSECTION 9-3
- Check fuse No. 25 in instrument panel fuse box and replace if necessary. If fuse is okay, go to next step. If fuse blows again, repair short circuit in Orange wire at Theft Warning Central Electronics (TWICE) module connector terminal No. 22.
- Disconnect TWICE module connector under driver's seat. Connect test light between ground and TWICE module connector terminal No. 47 (Red wire). If test light does not come on, repair Red wire between fuse No. 25 and TWICE module connector terminal No. 47. If test light comes on, repair Orange wire between TWICE module connector terminal No. 22 and splice.
RENDER: 1.0x
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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.