Fuel Trims (Wideband and Narrowband O2 Sensors)

Introduction

Introduction to Air-Fuel Ratio/Lambda and Fuel Trims

Correction (Short-Term) and Learning (Long-Term) Trims

 

 

O2 Sensors and Wideband vs. Narrowband

Hardware Sensors and Software Behavior

Front O2 (Wideband Sensor) and A/F #1

Rear O2 (Narrowband Sensor) and A/F #3