Code No. P062F: EEPROM Malfunction


FUNCTION



  • To check whether the information such as the idle learned value and so on is stored in the memory of engine-ECU.

TROUBLE JUDGMENT


Check Condition
  • Ignition switch is in "ON" position
Judgement Criterion
  • When the abnormal EEPROM memory data is detected.

FAIL-SAFE AND BACKUP FUNCTION



  • The EGR control is stopped (fully closed).
  • The AS&G control is prohibited.

PROBABLE CAUSE



  • Failed engine-ECU

DIAGNOSIS PROCEDURE

STEP 1. M.U.T.-III diagnosis codes.

Q. Is the check result normal?
Replace the engine-ECU.
Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunctions ).