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Home >> Lexus >> 2017 >> GS F >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Can Communication System (Circuit Tests) (1 Of 2) >> Can Communication System >> Open in Bus 5 Main Bus Line [10/2015 - 09/2016] >> Description

Open in Bus 5 Main Bus Line [10/2015 - 09/2016]: Description

There may be an open circuit in one of the bus 5 when the resistance between terminals 15 (CA5H) and 16 (CA5L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher.

Symptom Trouble Area
Resistance between terminals 15 (CA5H) and 16 (CA5L) of central gateway ECU (network gateway ECU) is 70 Ω or higher.
  • Bus 5 CAN main wire or connector
  • Central gateway ECU (network gateway ECU)
  • No. 1 CAN junction connector
  • No. 5 CAN junction connector
  • No. 13 junction connector

This malfunction is not related to the lines of a bus 5 branch or to ECUs or sensors connected a bus 5 branch.

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