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Home >> Lexus >> 2008 >> IS F >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Cruise Control >> Dynamic Radar Cruise Control System >> DTC P1570 Radar Sensor Malfunction >> Inspection Procedure

Inspection Procedure

NOTE: When the millimeter wave radar sensor is replaced with a new one, adjustment of the radar sensor beam axis must be performed (See ADJUSTMENT  ).
  1. ADJUST MILLIMETER WAVE RADAR SENSOR 
    1. Adjust the millimeter wave radar sensor (See ADJUSTMENT  )
  2. CHECK DTC 
    1. Clear the DTC (See DTC CHECK / CLEAR  ).
    2. Turn the cruise control main switch on
    3. Drive the vehicle at the require speed (45 km/h (27 mph) or higher)
    4. Check if the same DTC is recorded (See DTC CHECK / CLEAR  )

      Result 

      RESULT REFERENCE

      Result Proceed to
      DTC P1570 is not output A
      DTC P1570 is output B

    B: REPLACE MILLIMETER WAVE RADAR SENSOR  (See MILLIMETER WAVE RADAR SENSOR  )

    A: END