DTC P062F-44: Internal Control Module EEPROM Data Memory Failure [01/2017 - 09/2018]: 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 > Clear DTCs 

5. Turn the power switch off.

   Result

   Proceed to
   NEXT

Result: 

NEXT 

See step  2

1. Disconnect the cable from the negative (-) auxiliary battery terminal and wait for 1 minute.
2. Connect the cable to the negative (-) auxiliary battery terminal.
3. Connect the Techstream to the DLC3.
4. Turn the power switch on (IG).
5. Turn the Techstream on.
6. Put the engine in Inspection Mode (2WD for measuring Exhaust Gas).

   Powertrain > Hybrid Control > Utility 

   Tester Display
   Inspection Mode

7. Start the engine and wait 30 seconds or more.
8. Enter the following menus: Powertrain / Engine / Trouble Codes.
9. Read the DTCs.

   Powertrain > Engine > Trouble Codes 

   Result

   Result	Proceed to
   DTCs are not output	A
   DTC P062F-44 is output	B

Result: 

A 

CHECK FOR INTERMITTENT PROBLEMS. Refer to  CHECK FOR INTERMITTENT PROBLEMS [01/2017 - ] 

Result: 

B 

REPLACE ECM. Refer to  REMOVAL [01/2017 - 05/2023]