PACCAR MX (2004 Emissions) Fault Code: U1831 CAN Communication – Message (PROPB_VIC) Not Available, Primary Retarder by Foot On from Vehicle Control System

PACCAR MX (2004 Emissions) Fault Code: U1831 CAN Communication – Message (PROPB_VIC) Not Available, Primary Retarder by Foot On from Vehicle Control System

SET CONDITIONS:
This DTC is set when a CAN message is received correctly, but the content (signal value or status) is not available.

DIAGNOSTIC CONDITION:
The diagnostic runs continuously when the ignition is keyed on.

CORRESPONDING OBD READINESS MONITOR:
None

RESET CONDITION:
The DTC changes to inactive after the diagnostic runs and passes.

REPAIR VERIFICATION:
1. Clear all DTCs.
2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.
3. Did the DTC come back?
– No, repair successful
– Yes, repair unsuccessful

POSSIBLE CAUSES:
A malfunction in the system from which the message originates

PACCAR MX (2004 Emissions) Fault Code: U1830 CAN Communication – Message (PROPB_VIC) Out of Range, Primary Retarder by Stalk Off from Vehicle Control System
PACCAR MX (2004 Emissions) Fault Code: U1829 CAN Communication – Message (PROPB_VIC) Not Available
PACCAR MX (2004 Emissions) Fault Code: U1828 CAN Communication – Message (PROPB_VIC) Out of Range, Estimated Engine Parasitic Losses from Vehicle Control System
PACCAR MX (2004 Emissions) Fault Code: U1827 CAN Communication – Message (PROPB_VIC) not Available, Estimated Engine Parasitic Losses from Vehicle Control System
PACCAR MX (2004 Emissions) Fault Code: U1826 CAN – Message (PROPB_SW) Time-Out from Steering Wheel Switches
PACCAR MX (2004 Emissions) Fault Code: U1825 CAN – Message (PROPB_SW) Rate Too High from Steering Wheel Switches
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