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 DIAGNOSISCRUISE CONTROLCRUISE CONTROL MODULETESTING AND INSPECTIONCHECKING THE CONTROL MODULE GROUNDINGAUTOMATIC TRANSMISSIONCHECKING THE POWER SUPPLY FOR THE BRAKE LIGHTS SWITCH
2000 Saab 9-3 Convertible (9400) L4-2.0L Turbo (B205)
Checking the Power Supply For the Brake Lights Switch
2000 Saab 9-3 Convertible (9400) L4-2.0L Turbo (B205)SECTION Checking the Power Supply For the Brake Lights Switch
Checking the Power Supply For the Brake Lights Switch
- Connect a test lamp to pin 2 of the female connector and a good grounding point.
- The test lamp should go on with selector lever in positions D, 1, 2 and 3.
- The test lamp should NOT go on with selector lever in positions P, R and N.
Checking the Wiring Harness
Jiggle the leads and in-line connectors at several places and in different directions to reveal intermittent breaks and short circuits in the wiring harness. Observe the multimeter, test lamp or diagnostic tool while doing this.
Is the function correct?
NO - Check Pedal Switch and Gear Position Sensor - II
YES - Check Brake Pedal Switch
RENDER: 1.0x
NO RELATED
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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.