PACCAR PX-8 CM2150 (2007-09) Fault Code: 2778 PID: 289 SPN: 3481 FMI: 0 Aftertreatment Fuel Rate – Data Valid but Above Normal Operational Range – Moderately Severe Level. The lubricating engine oil needs to be changed due to possible fuel dilution.
Verify the electronic control module (ECM) calibration is correct. Check the calibration revision history found on QuickServe® Online for applicable...
