PACCAR MX (2004 Emissions) Fault Code: U1408 VTG Turbocharger Actuator Status – Data Erratic, Intermittent or Incorrect
PACCAR MX (2004 Emissions) Fault Code: U1408 VTG Turbocharger Actuator Status – Data Erratic, Intermittent or Incorrect
SET CONDITIONS:
The PCI ECU (D420) receives a CAN message from the VTG turbocharger actuator (L037) that contains an out-of-range value for the actuator status.
DIAGNOSTIC CONDITION:
This diagnostic runs continuously when the ignition is 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. This DTC can be a result of a VTG turbo charger actuator-related P-code. Troubleshooting these P-codes first.
2. Communication error between actuator and PCI ECU
3. Faulty VTG turbocharger actuator
ADDITIONAL INFORMATION:
The VTG turbocharger is controlled by the VTG turbocharger actuator, a smart actuator that communicates with the PCI ECU via E-CAN. The actuator ECU is controlled by the PCI ECU but has its own diagnostics.
Related
-
Volvo Premium Tech Tool PTT 2.8.130 Diagnostic Software 04.2022 ACPI ( 1 PC )
Trucks software $143.00Rated 0 out of 5 -
John Deere & Hitachi Parts ADVISOR 2020 [08.2020] Offline DVD Spare Parts Catalog
John Deere $120.00Rated 0 out of 5
-
Volvo Impact 2021 Trucks & Buses 06.2021 DVD 9116 Spare Parts Catalog
Trucks software $55.00Rated 0 out of 5 -
download MANCATS II v14.01 2014 Diagnostic software MAN CATS ( virtual machine )
MAN $75.00Rated 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 -
Volvo Premium Tech Tool PTT 2.8.130 Diagnostic Software 04.2022 ACPI ( 1 PC )
Trucks software $143.00Rated 0 out of 5
Related products
-
SERVICE MANUAL International Engines MaxxForce DT 9 10 (2007-2009)
INTERNATIONAL ENGINES $30.00Rated 0 out of 5