PACCAR MX (2004 Emissions) Fault Code: P151E Aftertreatment System – DEF Tank Empty
PACCAR MX (2004 Emissions) Fault Code: P151E Aftertreatment System – DEF Tank Empty
SET CONDITIONS:
The DEF level is less than 11% of the DEF tank volume.
DIAGNOSTIC CONDITION:
This diagnostic runs continuously when the ignition is on.
RESET CONDITION:
This DTC becomes inactive after the ignition is keyed on and the volume in the DEF tank is above the set condition value.
POSSIBLE CAUSES:
Empty DEF tank
ADDITIONAL INFORMATION:
1. This DTC activates an engine torque derate of 40% and P151B becomes active.
2. This DTC activates a 5 MPH vehicle speed limit and P151A becomes active, after:
– A key cycle or
– Vehicle refuel (fuel tank volume increase > 16%) or
– Vehicle has been stationary for 1 hour
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