PACCAR MX (2004 Emissions) Fault Code: U1014 CAN – Hardware or Software Malfunction on V-CAN1
PACCAR MX (2004 Emissions) Fault Code: U1014 CAN – Hardware or Software Malfunction on V-CAN1
SET CONDITIONS:
The PCI ECU detects a malfunction on V-CAN1.
DIAGNOSTIC CONDITION:
This diagnostic runs continuously after the ignition is switched on.
CORRESPONDING OBD READINESS MONITOR:
None
RESET CONDITION:
This DTC changes to inactive after the ignition is keyed off for at least 15 seconds and keyed on again, and the fault is no longer detected.
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:
1. V-CAN1 wiring issue
2. V-CAN1 message overload
3. Malfunction of component connected to V-CAN1
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