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

Fig 1: Identifying Control Module Inputs Components

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Voltage (+30 circuit) (1).
Voltage (+15 circuit) (20).
Ground (G30, G2).
Wheel sensors, front (298RL, 298FR).
Wheel sensors, rear (298RL, 298RR).
Brake-light switch (29).
Data link (445).

Factory Service Tools

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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.