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Home >> Lexus >> 2004 >> RX 330 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 522 (Cruise Control) >> Dynamic Laser Cruise Control System >> DTC P1630, U0122: Communication Error from VSC to ECM; Lost Communication with Vehicle Dynamics Control Module >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2007 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

This circuit uses CAN communication. Therefore, if there are any malfunctions in the communication circuit, one or more DTCs in the CAN communication system are output.

  1. CHECK CAN COMMUNICATION SYSTEM 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING .

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