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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (UF1AE Transfer Case) >> Four Wheel Drive Control System >> DTC U0073/86: Control Module Communication Bus OFF; DTC U0100/85: Lost Communication with ECM / PCM "A"; DTC U0122/83: Lost Communication with Vehicle Dynamics Control Module; DTC U0126/84: Lost Communication with Steering Angle Sensor Module >> Inspection Procedure

Inspection Procedure

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

Go to CAN communication system for troubleshooting (See HOW TO PROCEED WITH TROUBLESHOOTING ).

HINT:

When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system before repairing each corresponding sensor.

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