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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 235 (Can Communication System) >> Can Communication System >> Main Body ECU Communication Stop Mode >> Description
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Main Body ECU Communication Stop Mode: Description

WARNING: This page is about a different car, the 2008 Toyota Yaris. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOMS CHART

Detection Item Symptom Trouble Area
Main Body ECU Communication Stop Mode
  • "Main Body" not displayed on "Communication Bus Check" screen of Techstream
  • Applies to "Main Body ECU Communication Stop Mode" in "DTC combination table"
  • Power source circuit of main body ECU
  • Main body ECU branch wire or connector
  • Main body ECU
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