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SPN 521050 FMI 31, and SPN521052 FMI 31.
Table 1.
. This fault code sets when there is a code present for the following: 25% Derate, vehicle speed limited to 55 MPH due to power derate. FMI: 17.
NON DIESEL EXHAUST FLUID FLOW SITUATION DESCRIPTION Diesel Exhaust Fluid (DEF) pump speed low.
If damage is found, repair as necessary. . 2 SPN 4374/FMI 0 – GHG14 This diagnostic is typically Under Pressurized Diesel Exhaust Fluid (DEF) System.
Apr 13, 2014 · SPN 3661 FMI 7. Description This Code Sets When the Diesel Exhaust Fluid (DEF) Pump Speed is Higher than Normal For a Given DEF Pressure Monitored Parameter DEF Pump Speed, DEF Pressure Monitor Sequence None Execution Frequency Continuous When Enabling Conditions Met Typical Duration Continuous Until Resolved Dash Lamps MIL, CEL Engine Reaction Derate 25%.
SPN 3361 FMI 1.
−25% $450.
. 2019 frieghtliner cascadia code number spn 520342 fmi 17 DEF plausibility value high Can someone please provide some.
b. 0.
In most cases this is caused by a restriction in the DEF Doser or internal leakage from the DEF pump relief valve so an RS Supply kit will usually fix them.
An additional fault code should set identifying the dosing system fault.
This code sets when the DEF pump speed is higher than normal for a given DEF pressure. . .
. Refueled def more often since then. Mar 15, 2020 · Under Pressurized Diesel Exhaust Fluid System. . Refueled def more often since then. Def pressure test sits right at 135psi for the full 45 minutes.
An additional fault code should set identifying the dosing system fault.
. 5A 20' Foot EPDM Discharge & 5’ Foot Suction Hose PRO Heavy-Duty Electric Package.
This code can be set due to an exhaust leak, Intake system leak, or faulty O2 sensor system.
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2 SPN 4374/FMI 0 – GHG14 This diagnostic is typically Under Pressurized Diesel Exhaust Fluid (DEF) System.
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