Feature Articles

Understanding Toyota Electronic Power Steering (EPS)

Understanding Toyota Electronic Power Steering (EPS)

Electronic power steering offers many benefits compared with engine-driven mechanical power steering. But diagnostic and repair procedures are very different. Here’s what you need to know. EPS offers several advantages over hydraulic power steering (HPS). One of the...

Mastering the Gen 2 Prius Engine Cooling System

The Prius hybrid includes two separate cooling systems. Their roles are very different, as are servicing procedures. Engine as viewed from above. Note that the inverter reservoir is central and prominent while the engine access point and reservoir are hidden by the...