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 MANAGEMENTRELAYS AND MODULES - POWERTRAIN MANAGEMENTTECHNICAL SERVICE BULLETINSBY SYMPTOMRECALL - ENGINE CONTROL MODULE REPLACEMENTPROGRAMMING THE IMMOBILIZER CODE
2000 Saab 9-3 Convertible (9400) L4-2.0L Turbo (B205)
Programming the Immobilizer Code
2000 Saab 9-3 Convertible (9400) L4-2.0L Turbo (B205)SECTION Programming the Immobilizer Code
1 Connect Tech 2 to the car's to the car data link connector. Turn the ignition ON. When the main screen comes on, press ENTER.
2 Select "(FO): Diagnostics" from the main menu.
3 Select "Model Year" and "Vehicle Type".
4 Select "(F2): Body" from the menu.
5 Select "TWICE" (Theft Warning Central Electronics).
6 Start programming of the immobilizer by selecting "(F2) Immobilization" from the menu.
7 Select "Trionic" (1999) or "Trionic 7" (2000).
8 Follow the instructions on Tech 2. The procedure is complete when the message "Immobilizer code programmed" is displayed.
9 Erase any diagnostic trouble codes. Fuse 28 may need to be removed and refitted for communication with Tech 2 to be possible.
2 Select "(FO): Diagnostics" from the main menu.
3 Select "Model Year" and "Vehicle Type".
4 Select "(F2): Body" from the menu.
5 Select "TWICE" (Theft Warning Central Electronics).
6 Start programming of the immobilizer by selecting "(F2) Immobilization" from the menu.
7 Select "Trionic" (1999) or "Trionic 7" (2000).
8 Follow the instructions on Tech 2. The procedure is complete when the message "Immobilizer code programmed" is displayed.
9 Erase any diagnostic trouble codes. Fuse 28 may need to be removed and refitted for communication with Tech 2 to be possible.
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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.