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Inspection Procedure

WARNING: This page is about a different car, the 2002 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check for open and short in wire harness between HV ECU terminals (DTH+, DTH-) and battery ECU terminals (BEH+, BEH-)  . See HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION .
    1. NG:  Repair or replace wire harness.
    2. OK:  Replace battery ECU . See DIAGNOSTIC TROUBLE CODE CHART .
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