Finding Roadster CAC Values

By Pete Gruber | February 12, 2022 |

In this Newsletter, we show you how to enter the hidden Roadster diagnostic menu, previously reserved for only techs, to see how your main battery is aging.

Why is Tesla buying back their Roadsters?

By Pete Gruber | October 16, 2020 |

Starting in fall of 2019, Tesla corporate began actively soliciting original Roadster owners if they wanted to sell their outright, or trade-in their car. 

How well are Roadster Battery Packs aging?

By Pete Gruber | August 15, 2020 |

The original Lithium Ion Roadster ESS (Energy Storage System) Battery Packs are 10-12 years old.

Tesla Roadster VDS Error Code Descriptions

By Pete Gruber | August 5, 2020 |

This is a list of errors displayed on the Vehicle Display Screen (VDS) in a Roadster, and what they mean.

Age Related Failures (now manifesting)

By Pete Gruber | May 14, 2020 |

Tesla Roadsters are aging, going on 12 years old, and new parts, component, and firmware issues are cropping up. 

Buying Tips and Valuation

By Pete Gruber | April 8, 2020 |

Tesla’s first vehicle, the Roadster, can be a good investment, and loads of fun to drive. This little iconic car is what made Tesla the success it is today, and launched the EV revolution. Any car enthusiast understands limited supply (2400 built) first edition status, all means collectible some day. Before you jump in and buy one, here are some considerations:

12V Battery to Trunk Relocation

By Pete Gruber | December 20, 2019 |

If you have a 2010 to 2012 2.X Tesla Roadster, you have a 12 Volt battery buried under the front passenger wheel well, that needs to be replaced periodically.
The 2008 1.5 series Roadsters did not have this battery, borrowing power from two of the sheets in the ESS pack to supply 12 Volts.

How to Wake-Up a Bricked Roadster

By Pete Gruber | November 21, 2019 |

If your Roadster is in the advanced stages of bricking, it will no longer wake up on its own. The cause is a dead 12 Volt battery which is no longer being charged from the main ESS battery pack DC-DC Converter in a 2.x Roadster

Tribute to Early Roadster Engineers

By Pete Gruber | July 9, 2019 |

Buried deep inside most Roadster firmware, is a tribute to three early Tesla employees and pioneers.

PEM Upgrade and Aging Issues

By Pete Gruber | June 23, 2019 |

As first generation Roadsters continue to age, some of the Power Electronics Modules (PEM) are reaching 11 years of age. There are components in this large electronics module that have deteriorated and are end of life, and overdue engineering change orders that if left unresolved, can cause failure or damage to a major sub-assembly no longer in production.