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Home >> Lexus >> 2002 >> ES 300 >> Repair and Diagnosis >> External Pages >> Different car >> Section 126 (Can Communication System - Diagnosis) >> Check Can Bus Line >> Circuit Description
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Circuit Description

WARNING: This page is about a different car, the 2004 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.

When any DTC for the CAN communication system is output, first measure the resistance between the terminals of DLC3 to specify the trouble area, and check that there is no short in the CAN main bus line, between the CAN bus lines, to +B, or to GND.

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