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tow package wiring

  1. S

    ANY brake controller that supports Tesla’s 15.5 v? Towing over 1500 lbs.

    Has anyone found ANY brake controller that supports Tesla’s 15.5 V. Prodigy-Tekonsha service lead says their operating range doesn’t go to 15.5. They hadn’t tested and don’t know failure mode. Said don’t use it. Tesla disconnected the 12v aux wiring from the 7 pin. So RF brake controller is a...
    • SharonMY
    • Thread
    • 15.5v lithium ion battery Model Y tow package wiring towing towing package
    • Replies: 2
    • Forum: Technical
  2. SSSimon

    Tow pack wiring harness

    Does the Tesla tow pack wiring include a bypass relay or module to ensure that any trailer wiring faults do not impact the vehicle lights? I've only seen a picture of the trailer plug wiring harness and could not spot any 'black box' included in the wiring harness. This raised quite a few...
    • SSSimon
    • Thread
    • bypass relay tow package wiring trailer fault affecting vehicle trailer wiring
    • Replies: 2
    • Forum: Model X
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