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I got a Saab 9.5 4 Cyl Turbo with engine code P1181. What is the meaning of the code?

Vehicle: Saab 9.5 4 Cyl Turbo

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The P1181 is for the Fuel Trim Lean or Rich Mixture. Check for any intake leak between the engine and the Mass Air Flow (MAF) sensor. Broken hoses can cause this problem. Also check the MAF connector. If no leaks are found you may need to replaced the MAF or O2 sensors.

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