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Home >> Toyota >> 2013 >> Prius Two >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 85 (Dynamic Radar Cruise Control System (Diagnostic Codes & Circuit Tests) (Plug-In)) >> Dynamic Radar Cruise Control System >> DTC C1A10: Front Radar Sensor >> Procedure
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DTC C1A10: Front Radar Sensor: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. REPLACE MILLIMETER WAVE RADAR SENSOR ASSEMBLY 
    1. Replace the millimeter wave radar sensor assembly. Refer to REMOVAL .

    NEXT: Go to next step 

  2. ADJUST MILLIMETER WAVE RADAR SENSOR ASSEMBLY 
    1. Adjust the millimeter wave radar sensor assembly. Refer to ADJUSTMENT .

    NEXT: Go to next step 

  3. CHECK FOR DTCs (DTC C1A10) 
    1. Connect the Techstream to the DLC3.
    2. Turn the power switch on (IG).
    3. Clear the DTCs. Refer to DTC CHECK / CLEAR .
    4. Perform the following to make sure that the DTC detection conditions are met.

      HINT: 

      If the detection conditions are not met, the malfunction cannot be detected.

      1. Drive the vehicle at a speed for which radar cruise control operation is possible.
      2. Turn the cruise control system on using the cruise control switch (ON-OFF button).
      3. Push the cruise control switch to -/SET to begin control of vehicle speed using the cruise control system.
    5. Enter the following menus: Powertrain / Radar Cruise / Trouble Codes.
    6. Check for DTCs.

      Result

      Result Proceed to
      DTC is not output A
      DTC C1A10 is output B

    B → See step   4 

    A → END 

  4. REPLACE DRIVING SUPPORT ECU ASSEMBLY. Refer to  REMOVAL