Mack: software in fuel management module (FMM) had incorrect calibration and open circuit fault criteria,...
Mack technical service bulletin PI-0847 for 2013-2014 Mack Pinnacle (Cxu).
- Bulletin number
- PI-0847
- Component
- Fuel system, other: storage: fuel gauge system
- Summary
- Mack: software in fuel management module (fmm) had incorrect calibration and open circuit fault criteria, causing low fuel warning to come on too soon and showed full when fuel level sensor signal became open.
Vehicles covered
- Mack Pinnacle (Cxu) 2013-2014 20132014
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