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Home >> Volvo >> 2007 >> C70 Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes - 4 Of 8 >> ECM-291D: Fuel Pump Control Module. Signal Too Low (B5254T3; 2006-2007) >> Signal Too Low >> Verification
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Signal Too Low: Verification

NOTE: After carrying out the repair, check that the fault has been remedied. 

Read off the fuel pump (FP) load.

Check that the engine starts and that the signal is approximately 35 % (±5 %) when the engine is idling at operating temperature.

Is the function correct?