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Home >> Lexus >> 2017 >> RX 350 Base, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Dynamic Torque Control AWD System - Diagnostic Codes & Circuit Tests) >> Dynamic Torque Control AWD System >> DTC U0073/86: Control Module Communication Bus OFF [09/2015 - 08/2019] >> Caution / Notice / Hint

Caution / Notice / Hint

WARNING: This page is about a different variant/trim than selected.
NOTE:

When the 4WD ECU assembly is replaced with a known good one from another vehicle, it is necessary to perform calibration.

Refer to CALIBRATION [09/2015 - ]