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Home >> Toyota >> 2005 >> Avalon Limited >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Dynamic Laser Cruise Control System - Diagnostics >> DTC P1630, U0122: Communication Error From VSC To ECM & Lost Communication With Vehicle Dynamic Control Module >> Circuit Description
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Circuit Description

The skid control ECU sends signals such as cruise control cancel demand signal, brake operation demand response signal from the ECM, etc. to the ECM when the dynamic laser cruise control system is in operation.

Fig 1: DTC Chart
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