Car designed to stop global warming has an overheating problem

by Tim Blair

It’s meant to stop global warming, but Toyota’s Prius has a cooling problem:

Japan’s Toyota Motor has offered to fix around 650,000 Prius models worldwide to repair a defective engine coolant pump, in a move it said was not a recall …

The world’s largest automaker said it would “voluntarily” replace a pump controlling the temperature of the hybrid engine system, which may cause overheating if it does not work properly.

Prius owners may no longer be quite so smug...

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Prius to Sell Speakers to Simulate Engine Noise

by Ryan Fleming

The Toyota Prius will offer a new option on August 30 that will alert pedestrians when it is running quietly.

While thinking of words to describe the Toyota Prius, ninja-like and stealthy may not be the first to come to mind, but Toyota might disagree. Cnet is reporting that the hybrid car will soon offer a $148 speaker that will play sounds that simulate the “same noise level as a regular car engine.”

For those that have never been stalked by a Prius, when the car is running the electrical motor, the Prius is quiet. Apparently too quiet. Once the combustion engine takes over, the car sounds like any other, but when it is going slowly under electrical power, the car is quiet enough that some pedestrians may not hear it coming.

The Prius joins Nissan’s hybrid, the Leaf, which will be on sale in in the U.S. later this December. Both the Leaf and the Prius are adding the sounds in accordance with Japanese Ministry of Land standards, designed to protect pedestrians.

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