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Home >> Lexus >> 2009 >> IS 350 >> Repair and Diagnosis >> External Pages >> Different car >> Section 58 (Can Communication System (Diagnostics)) >> Can Communication System >> Open in CAN Main Bus Line >> Description

Open in CAN Main Bus Line: Description

WARNING: This page is about a different car, the 2009 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

There may be an open circuit in the CAN main bus line and/or the DLC3 branch line when the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is 69 Ω or more.

Symptom Trouble Area
Resistance continuity between terminals 6 (CANH) and 14 (CANL) of the DLC3 is 69 Ω or more.
  • CAN main bus line or connector
  • CAN LH junction connector
  • CAN RH junction connector
  • DLC3 branch line or connector