DTC P0606: ECM / PCM Processor [10/2015 - ]: Procedure

1. Connect the Techstream to the DLC3.
2. Turn the power switch on (IG).
3. Turn the Techstream on.
4. Clear the DTCs.

   Powertrain > Engine and ECT > Clear DTCs 

5. Turn the Techstream off.
6. Turn the power switch off.
7. Disconnect the Techstream.
8. Disconnect the cable from the negative (-) auxiliary battery terminal and wait for 1 minute.
9. Connect the cable to the negative (-) auxiliary battery terminal.
10. Connect the Techstream to the DLC3.
11. Turn the power switch on (IG).
12. Turn the Techstream on.
13. Wait for 1 second or more.
14. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
15. Read the DTCs.

    Powertrain > Engine and ECT > Trouble Codes 

    Result

    Result	Proceed to
    DTCs are not output	A
    DTC P0606 is output	B

Result: 

A 

CHECK FOR INTERMITTENT PROBLEMS. Refer to  CHECK FOR INTERMITTENT PROBLEMS [10/2015 - ] 

Result: 

B 

REPLACE ECM ASSEMBLY. Refer to  REMOVAL [10/2015 - 08/2016]  , or refer to  REMOVAL [08/2016 - 03/2018]  , or refer to  REMOVAL [03/2018 - 08/2019]  , or refer to  REMOVAL [08/2019 - ]