FuelTech Manuals Glossary Search

VE Technical Guide

How the VCU calculates fuel in VE (volumetric efficiency) mode and how to set up, generate and tune the VE map.

Version 1.1Software: FuelTech Vision 3.0Firmware: 00.03.00.54Products: FT700, FT470, VisionFT

1. What volumetric efficiency (VE) is

2. How the VCU calculates fuel in VE mode

4. What makes VE advanced, and the limits

5. Before you start: engine, fuel, injectors and sensors

6. The tables: VE, lambda target, axes and grids

7. From the pulsewidth map to VE

8. Enrichments and compensations in VE mode

9. VE closed loop

10. Self-learning: VE learning (LTFT)

11. Reading the log: the VE channels

12. Step-by-step tuning method

13. Diagnosis: symptoms and causes

14. Parameter reference