PACCAR MX (2004 Emissions) Fault Code: P1407 Crankcase Air Pressure – Leakage Detected
PACCAR MX (2004 Emissions) Fault Code: P1407 Crankcase Air Pressure – Leakage Detected
SET CONDITIONS:
The PCI ECU (D420) detects that the measured crankcase pressure is too high for more than 30 seconds.
DIAGNOSTIC CONDITION:
This diagnostic runs 600 seconds after the engine has been started and when the coolant temperature is higher than 60?C [140?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:
1. Leakage on the crankcase ventilation pipe between the cylinder head cover and the crankcase ventilation module
2. Leakage on the crankcase pressure sensor bracket or pipe
3. Crankcase leakage (oil filler cap, dipstick)
4. Faulty crankcase ventilation module wiring
5. Faulty crankcase ventilation module
6. Valve seal(s) push up from valve guide(s)
ADDITIONAL INFORMATION:
The crankcase pressure is monitored with the crankcase pressure sensor (F806) against ambient pressure.
Related
-
Bobcat Service Library [03.2019] Service, Operator, Maintenance, Bulletines, etc full update
Bobcat $110.00Rated 0 out of 5 -
download MANCATS II v14.01 2014 Diagnostic software MAN CATS ( virtual machine )
MAN $75.00Rated 0 out of 5
-
PACCAR Electronic Service Analyst 5.4.3.0 SW files 27.03.2021 software trucks
PACCAR $60.00Rated 0 out of 5 -
Volvo Impact 2021 Trucks & Buses 06.2021 DVD 9116 Spare Parts Catalog
Trucks software $55.00Rated 0 out of 5 -
CAT ET 2021A (Caterpillar Electronic Technician) + Factory Password (1 PC )
CAT $65.00Rated 0 out of 5 -
ddct Detroit diesel calibration tool (DDCT) v4.5 English Include Calibrations & Metafiles
Detroit $30.00Rated 0 out of 5 -
International Truck ISIS – Oncommand Service Information Q4.2020 [04.2020]
Navistar $85.00Rated 0 out of 5 -
Navistar international OnCommand service information 2018 software trucks
Navistar $50.00Rated 0 out of 5
Related products
-
SERVICE MANUAL International Engines DT466 & DT570 (2004-2006) D
INTERNATIONAL ENGINES $34.00Rated 0 out of 5 -
SERVICE MANUAL Eaton Fuller® HD FR/FRO TransmissionsTRSM2400April 2013
TRUCK MANUALSRated 0 out of 5 -
SERVICE MANUAL INTERNATIONAL ENGINE VT365 (2003 & Older)
INTERNATIONAL ENGINES $24.00Rated 0 out of 5 -
SERVICE MANUAL DETROIT DIESE LDDEC VI – CPC Vehicle Interface Harness Schematic
DETROIT $15.00Rated 0 out of 5