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.
2006 Saab 9-2X F4-2.5LFACTORY OEM SERVICE PROCEDURE
Ignition Shut Down Relay (For Antitheft): Testing and Inspection
INSPECTION
Measure the interrupt relay resistance between terminals (indicated in the table below) when connecting terminal No.3 to battery positive terminal and terminal No.1 to battery ground terminal.
If NG, replace the interrupt relay.
IMPORTANT: Do not connect the terminals to battery positive terminal and ground terminal incorrectly. If this happens, replace the interrupt relay.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.