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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control Module (ECM) Diagnostic Trouble Codes - 3 Of 11 >> ECM-216D: Long-Term Fuel Trim, Bank 1. Signal Too Low (B5254T2; B6294S2; B6294T; 2005-2006) >> Signal too low >> Checking the mass air flow (MAF) sensor

Checking the mass air flow (MAF) sensor

Read off the correction factor of the mass air flow (MAF) sensor. The value must be between 2 and 12.

NOTE:

There must not be any air leakage when this test is carried out.

Remedy as necessary.

Other information 

Fig 1: Identifying VCT2000 Diagnostic Tool Symbol In VIDA
GLL100563Courtesy of VOLVO CARS OF NORTH AMERICA.
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