PACCAR MX (2004 Emissions) Fault Code: P2560 Coolant Level – Data Valid but Too Low, Most Severe
PACCAR MX (2004 Emissions) Fault Code: P2560 Coolant Level – Data Valid but Too Low, Most Severe
SET CONDITIONS:
The PCI ECU (D420) detects that the coolant level is too low.
DIAGNOSTIC CONDITION:
This diagnostic runs continuously when the ignition is on.
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?
– No, repair successful
– Yes, repair unsuccessful
POSSIBLE CAUSES:
1. Coolant level is too low
2. Faulty coolant surge tank float/level sensor
ADDITIONAL INFORMATION:
1. The OEM coolant level sensor is connected to the coolant level sensor connector (F772). See the OEM information for detailed information about the electrical system.
2. The red warning has been activated on the driver’s display.
