2001 Toyota Prius NHW11 battery terminal cleaning

danger, high voltage

DANGER: If you make a mistake while working on this battery, you will die.

DANGER: Hazardous voltage. Contact will cause electric shock, burn, or death.

This traction battery pack can deliver over 100 amperes at over 270 volts DC.

DISCLAIMER

  • These photos and descriptions are provided for information only. Do not attempt.
  • This Web page is NOT created by, sponsored by, endorsed by, affiliated with, or otherwise connected to Toyota Motor Corporation, Toyota Motor Sales USA Inc, any other Toyota subsidiary, any Toyota dealership, Panasonic EV Energy Co. Ltd, or Primearth EV Energy Co. Ltd.
  • The creator of this Web page, other than owning a 2001 Toyota Prius, has NO CONNECTION with Toyota Motor Corporation, Toyota Motor Sales USA Inc, any other Toyota subsidiary, any Toyota dealership, Panasonic EV Energy Co. Ltd, or Primearth EV Energy Co. Ltd.
  • The Prius shown here was produced in June 2000 for the United States market. The traction battery shown here was probably produced in early 2010. The parts in cars produced at other times or for other markets will vary.
danger, high voltage

Note: If linking from another site, please don't link directly to the photos below. Link to this page with descriptions and disclaimer. The URL for this page is http://www.birdbird.org/cars/prius/battery-cleaning.html.

These photos were taken by me with a Nikon Coolpix L20 digital camera. They have been reduced from the original dimensions. The thumbnails are 15 kB to 50 kB and the large photos are 250 kB to 850 kB.

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Introduction

In late August, 2018, my 2001 Toyota Prius started throwing the P3009 code. This indicates a leak somewhere in the high-voltage circuits (traction battery, inverter, motors.)

These photos are mostly here to support a discussion thread on Priuschat.com.

Condition as found - front of the battery

Passenger side thumbnail of dscn4937.jpg thumbnail of dscn4925.jpg thumbnail of dscn4923.jpg thumbnail of dscn4922.jpg thumbnail of dscn4921.jpg thumbnail of dscn4920.jpg Driver side

Condition as found - rear of the battery

Driver side thumbnail of dscn4944.jpg thumbnail of dscn4946.jpg thumbnail of dscn4948.jpg thumbnail of dscn4950.jpg thumbnail of dscn4951.jpg thumbnail of dscn4953.jpg Passenger side

Module studs - front of the batteryy

Passenger side thumbnail of dscn4965.jpg thumbnail of dscn4964.jpg thumbnail of dscn4963.jpg thumbnail of dscn4962.jpg thumbnail of dscn4961.jpg thumbnail of dscn4960.jpg thumbnail of dscn4959.jpg Driver side

Busbars and nuts after cleaning

thumbnail of dscn4987.jpg Front passenger
thumbnail of dscn4990.jpg Rear passenger
Front driver - no pic
thumbnail of dscn4992.jpg Rear driver

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Copyright © 2018 Matt Roberds
Last updated Tue Sep 11 04:29:32 CDT 2018