PACCAR MX (2004 Emissions) Fault Code: U1901 CAN – Message (DPFC2) Rate Too High from Aftertreatment System
PACCAR MX (2004 Emissions) Fault Code: U1901 CAN – Message (DPFC2) Rate Too High from Aftertreatment System
SET CONDITIONS:
This DTC is set when the repetition rate of the received CAN message is higher than expected.
DIAGNOSTIC CONDITION:
The diagnostic runs continuously when the ignition is keyed on.
RESET CONDITION:
The DTC changes to inactive after the diagnostic runs and passes.
POSSIBLE CAUSES:
1. ECU software mismatch
2. Defective components
-
10 IN 1 FOR CAT SIS Caterpillar 2021 Full Service Dealer INCLUDING CAT 2019 C
CAT $110.00Rated 0 out of 5 -
2021 VOLVO PREMIUM TECH TOOL PTT V2.8.21 VCADS+DEVELOPER TOOL+APCI 2021/09 ( 1 PC )
Trucks software $85.00Rated 0 out of 5