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.
2003 Saab 9-3 Vector, AutomaticFACTORY OEM SERVICE PROCEDURE
Control module inputs
- Power supply +30, see CONTROL MODULE POWER SUPPLY
- Power supply +15, see CONTROL MODULE POWER SUPPLY
- Power ground, see GROUND
- MASS AIR FLOW SENSOR (205) , see MASS AIR FLOW SENSOR
- MANIFOLD ABSOLUTE PRESSURE SENSOR (431) , see MANIFOLD ABSOLUTE PRESSURE SENSOR
- CHARGE AIR ABSOLUTE PRESSURE SENSOR (603) , see CHARGE AIR ABSOLUTE PRESSURE SENSOR
- INTAKE AIR TEMPERATURE SENSOR (407) , see INTAKE AIR TEMPERATURE SENSOR
- Tank differential pressure sensor (585), see PURGING
- COOLANT TEMPERATURE SENSOR (202) , COOLANT TEMPERATURE SENSOR
- Speed, wire from ABS (547), see SPEED, WIRE FROM ABS
- Maximum permissible torque, wire from ABS (547), see SPEED, WIRE FROM ABS
- Pedal position sensor, see PEDAL POSITION SENSOR
- Switch, cruise control, see CRUISE CONTROL
- Pedal switches, see CRUISE CONTROL
- Throttle position sensor, see THROTTLE CONTROL
- Oxygen sensor 1 (592Fa), see CLOSED LOOP
- Oxygen sensor 2 (592Ra), see CLOSED LOOP
- IGNITION DISCHARGE MODULE (346) , see IGNITION DISCHARGE MODULE
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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