DTC P1577 Cadillac

Lost Communication with Cruise Control Front Distance Range Sensor

Lost Communication with Cruise Control Front Distance Range Sensor

Description

While dynamic radar cruise control is either preparing for operation or operating and power switch is on (IG), communication stop from millimeter wave radar sensor to driving support ECU continues for 1 second or more.

Cause and Solution

Millimeter wave radar sensor assembly Millimeter wave radar sensor circuit Driving support ECU

Video Guide

Duration: PT4M4S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P1577
  • Brand: Cadillac
Back to Blog