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Home >> Volvo >> 2009 >> C30 R-Design, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes - 5 Of 8 >> ECM-500C: Engine Speed (Rpm) Sensor Signal. Signal Too High (B5254T3; 2007-2008) >> Signal Too High / Signal Too Low >> Checking Components
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Checking Components

Check that the engine speed (RPM) sensor is correctly installed.

Check the engine speed (RPM) sensor. Check that it is not damaged or dirty.

HINT: The diagnostic trouble code (DTC) can be caused by damage in the flywheel / carrier plate. Look for damage to the flywheel / carrier plate. 

Other information 

Fig 1: Crankshaft Position Sensor
GLL139681Courtesy of VOLVO CARS CORPORATION