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With the Nokians you will actually see an MPG improvement as they are Low Rolling Resistance tires. The WRs (I have them on my 2004 Prius) are...
The Inverter (power electronics that produce the high voltage AC drive for the Motor-Generators from/to the 200v battery) works at a high audio...
The only way I know to adjust a Prius speedometer is to change the tires. The standard Prius in the US comes with Goodyear Integrity 185/65SR15...
There is a good set of documentation at: 2004 - Index of /Documents_2004/ 2006 - Documentazione Tecnica Prius 2006 JeffD
Russ, As an EE, this should be easy. Pat has been giving good advice. You can also check out your battery status/charging system using the MFD...
Pat, Most LRR tires replace some or all of the carbon black in the rubber compound with organo-silicates. Non-LRR tires will slowly drain static...
The "honk" is due to air bubbles in the hydraulic lines. The noise occurs as the bubbles go through the control valves. It can often be fixed by...
There is, of course, the skid plate at this web site: PriusChat Shop : Toyota Prius BT Tech Skid Plate - $299.99 JeffD
My experience is that the original GY Integrity tires have very soft sidewalls which leads to poor highway stability, especially in the wind. It...
Check if your tires were made in the USA. Integrity tires made in the USA are not the same as those made in Japan. You will see a small decrease...
My 2004 (basic package) has standard halogen (not HID) headlights.
Note that my 2004 Prius with the older WR tires is getting about 4% better MPG than it did with the original Goodyear Integrity tires. JeffD
If you are willing to pay a bit more for a premium tire that will improve your MPG while providing great traction in all weather conditions (dry,...
You can order the Nokians from: Nokian Tires - Winter Tires, Snow Tires and much more from the Tire Factory And have them installed locally. I...
Make sure to check out Nokian WRg2 tires. They are great all-weather tires (wet, dry snow, ice traction and highway stability) that will get...
Wild turkey CAN fly. JeffD
If you are going to continue to expose your prius to a harsh terrain, you might want to look at the "skid plate". PriusChat Shop : Toyota Prius...
Mine (in Connecticut) quoted $1200. I took a chance and put in some "stop leak" and freon for $75 at the local gas station. That was in 2005 and...
TROLL ALERT!!! It is virtually impossible for a Prius to get less than 35 MPG, even for a single tank. JeffD
First, your 06 calls for 35/33 on the OE tires and that is too soft for stability in highway driving. Since the tires are safe to 44 PSI many of...
