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Home >> Saab >> 2011 >> 9-4X Aero >> Repair and Diagnosis >> Engine Performance >> Engine Management And Fuel System, V6 >> Fault diagnosis, fault codes >> DTC P150C: Transmission Control Module Engine Speed Request Signal Message Counter Incorrect >> Conditions for Setting the DTC
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Conditions for Setting the DTC

The ECM detects that the TCM engine speed request circuit does not match the expected engine speed request circuit. Each test runs in 5 milliseconds. This DTC runs continuously.