PARKING ASSIST MONITOR SYSTEM (w/o Side Monitor System) HOW TO PROCEED WITH TROUBLESHOOTING

Tech Tips


  • Use the following procedure to troubleshoot the parking assist monitor system.

  • *: Use the GTS.


  1. VEHICLE BROUGHT TO WORKSHOP


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  2. CUSTOMER PROBLEM ANALYSIS


    1. Ask the customer about the problems and the conditions at the time the malfunction occurred to make sure the problem symptom was not temporarily caused by radio waves in the surrounding environment.

      Tech Tips

      The parking assist monitor display may be temporarily distorted due to radio waves around the vehicle.

      Problem Symptom Cause

      • Both of the following conditions are met:


        • The problem symptom indicates a parking assist monitor display malfunction and the problem symptom cannot be reproduced.

        • DTC C1622 is output as "Hist" only.*

      		 The display may be temporary distorted when the vehicle is close to an object that transmits radio waves, such as a telecommunication tower, an airport or a truck equipped with a transceiver.

      • *: DTCs output as "Hist" will not be output again after DTCs are cleared.


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  3. INSPECT BATTERY VOLTAGE


    1. Measure the battery voltage with the engine switch off.

      Standard Voltage
      11 to 14 V

      If the voltage is below 11 V, replace or recharge the battery before proceeding to the next step.


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  4. CHECK FOR DTC (NAVIGATION SYSTEM)*


    1. Check for DTCs and make a note of any codes that are output Click here.

    2. Clear the DTCs Click here.

    3. Recheck for DTCs. Try to prompt the DTC by simulating the original activity that the DTC suggests.

    4. Refer to the navigation system Click here.

      Tech Tips

      The navigation receiver assembly may store the DTCs of the following system. If DTCs other than those specified in Diagnostic Trouble Code Chart of the parking assist monitor system are output, refer to Diagnostic Trouble Code Chart for the applicable system.

      Result
      Result Proceed to
      No DTCs are output A
      DTCs are output B

      B

      GO TO NAVIGATION SYSTEM
      A

  5. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


    1. Use the GTS to check if the CAN communication system is functioning normally Click here.

      Result
      Result Proceed to
      CAN DTCs are not output. A
      CAN DTCs are output. B

      B

      GO TO CAN COMMUNICATION SYSTEM Click here

      A

  6. CHECK FOR DTC*


    1. Check for DTCs and note any codes that are output Click here.

    2. Clear the DTCs Click here.

    3. Recheck for DTCs. Try to prompt the DTC by simulating the original activity that the DTC suggests.

      Result
      Result Proceed to
      No DTCs are output. A
      DTCs are output. B

      B

      Go to step 8
      A

  7. PROBLEM SYMPTOMS TABLE


    1. Refer to the Problem Symptoms Table Click here.

      Result
      Result Proceed to
      Fault is not listed in Problem Symptoms Table A
      Fault is listed in Problem Symptoms Table B

      B

      ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE
      A

  8. OVERALL ANALYSIS AND TROUBLESHOOTING


    1. Diagnosis System Click here

    2. Terminals of ECU Click here

    3. Data List / Active Test Click here


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  9. ADJUST, REPAIR OR REPLACE


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  10. CONFIRMATION TEST


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    END