PACCAR MX (2004 Emissions) Fault Code: P0471 Exhaust Gas Pressure Before Turbine – Data Erratic, Intermittent or Incorrect, at Ignition On
PACCAR MX (2004 Emissions) Fault Code: P0471 Exhaust Gas Pressure Before Turbine – Data Erratic, Intermittent or Incorrect, at Ignition On
SET CONDITIONS:
The PCI ECU (D420) detects that the measured pressure before turbine sensor reading differs more than 0.36 bar [5.2 PSI] from the average of other engine pressure sensor readings for more than five seconds.
DIAGNOSTIC CONDITION:
This diagnostic runs when the ignition is switched on (NO engine start) and the ambient temperature is more than -20°C [-4°F].
CORRESPONDING OBD READINESS MONITOR:
None
RESET CONDITION:
This DTC changes to inactive when 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? (Can be pending, inactive or active)
– No, repair successful
– Yes, repair unsuccessful
POSSIBLE CAUSES:
Pressure sensor before turbine deviation
ADDITIONAL INFORMATION:
For this diagnostic, the pressure sensor before turbine (F826) reading is compared with an average of other engine pressure sensor readings.
-
DPF EGR SCR BAC ERG Delete & Flash CAAT Cummings Detroit Dodge Mack Volvo Collection of DELETE files
CAT $200.00Rated 0 out of 5 -
10 IN 1 FOR CAT SIS Caterpillar 2021 Full Service Dealer INCLUDING CAT 2019 C
CAT $110.00Rated 0 out of 5 -
DAF Davie Runtime v5.6.1 Davie XDc ll [02.2019] + Expire Fix 302.00 Unlock ( Windows 7 )
DAF $70.00Rated 0 out of 5 -
Volvo Intermediate Storage File Encryptor/Decryptor (Editor) VISFED 0.3.2
Trucks software $35.00Rated 0 out of 5
Related products
-
SERVICE MANUAL Eaton Gen III Automated TransmissionsTRSM0930 EN-USOctober 2020
TRUCK MANUALS $24.00Rated 0 out of 5 -
MANUAL SERVICE Deutz Combine 5650 H, 5660 HTS5670 H / HTS5680 H, 5690 HTS
DEUTZ $38.00Rated 0 out of 5