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Cat 420fIT

acegreaser

Member
Joined
Feb 11, 2010
Messages
22
Location
new jersey
Code 5856 fmi 1235-9. Ran it low on DEF clear code comes back on. Tank says 100% in DEF module but instrument cluster still reads in the red. Whe you turn key on needle sweeps like it should.. alarm and derate are on. Also 5246-15 is active
 
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