-
myLab
-
Services
-
- Acid Number
- Analytical Ferrography
- Base Number: ASTM D2896 vs. D4739
- Crackle Test: Monitoring Water in Used Oil
- Demulsibility
- FTIR Direct Trend Methodology
- Fuel Distillation (ASTM D86)
- ISO Particle Count
- Karl Fischer Water Titration
- Optical Particle Classification (OPC)
- Remaining Useful Life Evaluation Routine (RULER)
- SEM-EDS Wear Debris Analysis
- Total Magnetic Iron (TMI)
- Varnish Potential
-
-
Sampling
-
- Coolant Sampling Procedures
- Grease Sampling Procedures
- Oil Sampling Basics (Short Course)
- Oil Sampling Procedures (Video)
- Oil Sampling Procedures: Good-Better-Best (PDF)
- Sample Collection Basics
- Sampling Oil Using a Drain Plug
- Sampling Oil Using a Pushbutton or KST-Series Valve
- Sampling Oil Using a Sample Pump
- Sampling Oil Using Thread-On Probe Style Valves
- Used Oil Filter Sampling
- Sampling from Filter Carts
-
-
Data Interpretation
-
- Analytical Ferrography Reporting
- Basic Testing Interpretation (PDF)
- Common Wear Mechanisms (PDF)
- DEF Specifications: ISO 22241
- Oil Cleanliness: ISO vs. NAS
- Potential Source of Spectrometry Metals (PDF)
- Reading the OA Report (PDF)
- Understanding ISO Particle Counts (PDF)
- Wear Metal Origins (PDF)
- Comparison: Wear Debris Analysis Technologies
- DEF Testing: Data interpretation
- Why Diesel Fuel Dilution is Bad for Your Engine
-
- Data Interpretation Process (Video)
- Data Interpretation: Compressors (Video)
- Data Interpretation: Diesel Engines (Video)
- Data Interpretation: Grease Analysis for Wind Turbines (VIDEO)
- Data Interpretation: Hydraulics (Video)
- Data Interpretation: Natural Gas Engines (Video)
- Data Interpretation: Oil Analysis for Wind Turbines (Video)
- Data Interpretation: Reducers (Video)
- Data Interpretation: Turbines (Video)
-
-
Whitepapers
-
Success Stories
-
FAQ
-
Release Notes
< All Topics
Print
Diesel Fuel Troubleshooting (PDF)
PostedJanuary 31, 2022
UpdatedJuly 22, 2025
ByFluid Life
This document provides best practice workflows for the investigation of diesel engine fuel issues which may be related to the fuel or filter.
Additional Resources
Page: Diesel Fuel Testing & Analysis
Blog Article: Baby it’s cold outside: Cold Weather and Diesel Fuel
Video: Data Interpretation: Diesel Fuel Engines
Table of Contents