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 MANUALSSAAB20039-3 CONVERTIBLE (9400) L4-2.0L TURBO (2.0 HOT)REPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTANTITHEFT AND ALARM SYSTEMSALARM MODULEDESCRIPTION AND OPERATIONDETAILED DESCRIPTIONCONTROL MODULE OUTPUTS, BUS (TRIONIC T7)
2003 Saab 9-3 Convertible (9400) L4-2.0L Turbo (2.0 HOT)
Control Module Outputs, Bus (Trionic T7)
2003 Saab 9-3 Convertible (9400) L4-2.0L Turbo (2.0 HOT)SECTION Control Module Outputs, Bus (Trionic T7)
Control Module Outputs, Bus (Trionic T7)
- Left Rear Light Faulty (yes/no) used by SID (541)
- Right Rear Light Faulty (yes/no) used by SID (541)
- Left Rear Light (on/off) used by DICE (628)
- Right Rear Light (on/off) used by DICE (628)
- Left Brake Light Faulty (yes/no) used by SID (541)
- Right Brake Light Faulty (yes/no) used by SID (541)
- High Level Brake Light Faulty (yes/no) used by SID (541)
- Brake lights (on/off) used by SID (541)
- Sound (sound information) used by SID (541)
- Driver's door (open/closed) used by MIU (540), PSM (357Dk), DICE (628)
- Passenger door (open/closed) used by MIU (540), PSM (357Dk), DICE (628)
- Left Rear Door (open/closed) used by MIU (540), DICE (628)
- Right Rear Door (open/closed) used by MIU (540), DICE (628)
- Luggage compartment (open/closed) used by MIU (540), DICE (628), STC (565)
- Test Brake Lights (on/off) used by SID (541)
- Horn used by SID (541)
- Direction indicators (on/off) used by DICE (628)
- Text message used by SID (541)
- Steering Wheel Location (LHD/RHD) used by ACC (216), MIU (540)
- Immobilizer (on/off) used by MIU (540)
- Key Correct (on/off) used by Audio (353)
- Central locking system (unlocked/locked) used by DICE (628)
- Diagnostics communication
For a more detailed description of the control module's input information from the bus, see Bus communication
For a further description of diagnostics, see Bus and diagnostics communication
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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.