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 MANUALSSAAB20009-3 CONVERTIBLE (9400) L4-2.0L TURBO (B205)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSINFORMATION BUSTESTING AND INSPECTIONNO COMMUNICATION WITH AUXILIARY HEATERCHECKING THAT THE DAH CONTROL MODULE IS ACTIVE
2000 Saab 9-3 Convertible (9400) L4-2.0L Turbo (B205)
Checking That the DAH Control Module Is Active
2000 Saab 9-3 Convertible (9400) L4-2.0L Turbo (B205)SECTION Checking That the DAH Control Module Is Active
Checking That The DAH Control Module Is Active
- Connect a jumper lead between pin 1(30) and pin 2(87) of the relay holder.
- Auxiliary heater should start
Is the function correct?
NO - Checking the DAH Control Module Power Supply and Ground
YES - Checking the Diagnostic Tool
RENDER: 1.0x
NO RELATED
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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.