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.
2004 Saab 9-5 Linear, AutomaticFACTORY OEM SERVICE PROCEDURE
Coolant temperature sensor: Diagnostics: Notes
- If the sensor voltage is too low, diagnostic trouble code P0117 will be generated.
- If the sensor voltage is too high, diagnostic trouble code P0118 will be generated.
- If the temperature value is implausible, diagnostic trouble code P0116 will be generated.
- If there are any unfeasible changes in sensor voltage, diagnostic trouble code P0119 will be generated.
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.