SFI SYSTEM, Diagnostic DTC:P0606

DTC Code DTC Name
P0606 ECM / PCM Processor

DESCRIPTION

The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standard, the ECM will illuminate the MIL and store a DTC immediately.

DTC No. DTC Detection Condition Trouble Area
P0606

Either condition is met (1 trip detection logic):


  • There is an ECM main CPU error.

  • There is an ECM sub CPU error.

 ECM

CONFIRMATION DRIVING PATTERN


  1. Turn the ignition switch off.

  2. Disconnect the cable from the negative (-) battery terminal and wait for 1 minute.

  3. Connect the cable to the negative (-) battery terminal.

  4. Turn the ignition switch to ON and wait for 10 seconds or more.

PROCEDURE


  1. CHECK FOR DTC


    1. Connect the intelligent tester to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the intelligent tester on.

    4. Clear the DTCs Click here.

    5. Turn the intelligent tester off.

    6. Turn the ignition switch off.

    7. Disconnect the intelligent tester.

    8. Disconnect the cable from the negative (-) battery terminal and wait for 1 minute.

    9. Connect the cable to the negative (-) battery terminal.

    10. Connect the intelligent tester to the DLC3.

    11. Turn the ignition switch to ON and turn the intelligent tester on.

    12. Wait 1 second or more.

    13. Enter the following menus: Powertrain / Engine and ECT / DTC.

    14. Check for DTCs.

      OK
      P0606 is not output.

    OK

    CHECK FOR INTERMITTENT PROBLEMS Click here

    NG

    REPLACE ECM Click here