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...
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...
Paul gets to enjoy practicing his old-fashioned soldering skills and saves his customer lots of money. One of the chief benefits of previous experience with a pattern problem is the ability to make short work of its diagnosis. The effort you put in struggling through...
We often make fun of them: Techs who use the scan tool to tell them what part to replace. We must admit that sometimes, for the sake of expediency, we do the same thing. Let’s not get caught in that trap on a Toyota with a lean condition.
The Prius uses an independent cooling system to cool the inverter and Motor/Generator. In warm weather, problems with the inverter cooling system are fairly common in both the Gen 1 Prius (2001-2003), and Gen 2 Prius (2004-2009).
In the March Import Service, we began a discussion of OBD-II evaporative emissions systems. We explained system operation and the problems engineers face when designing the monitoring devices for these systems. We also looked at the early Toyota evap… Please log in below to view content. Don’t have a log in? Click here to register […]