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 DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLEDESCRIPTION AND OPERATIONCONTROL MODULEDESCRIPTIONCONTROL MODULE POWER SUPPLY
2000 Saab 9-3 Convertible (9400) L4-2.0L Turbo (B205)
Control Module Power Supply
2000 Saab 9-3 Convertible (9400) L4-2.0L Turbo (B205)SECTION Control Module Power Supply
Battery voltage (+30 circuit)
+30 voltage is fed via fuse 34 to the control module pin 16. The control module uses this voltage for its memory.
Battery voltage (+15 circuit)
+15 voltage is fed via fuse 6A to the control module pin 1. The control module is activated by +15 voltage.
Diagnostics
If the power supply drops below 9 V or exceeds 18 V for at least 0.5 seconds, diagnostic trouble code P0560 will be generated and the TCM will go into limp-home mode.
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.