Home >> Volvo >> 2004 >> S40 Base, 1.9 27 >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Combined Instrument (CI) & Driver Information Module (Dim) Diagnostic Trouble Codes (644 Body) >> Dim-0D: Gas Level Signal, LPG Control Module. Signal Too Low (2003-2004) >> Signal Too High/Signal Too Low