HYBRID / BATTERY CONTROL: MOTOR GENERATOR CONTROL SYSTEM (for 2WD with NICKEL METAL HYDRIDE BATTERY): P062F44; Internal Control Module EEPROM Data Memory Failure; 2019 - 2020 MY RAV4 HV [11/2018

DESCRIPTION

The inverter with converter assembly monitors its internal operation and will store this DTC if it detects a malfunction of its EEPROM.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

Warning Indicate

P062F44

Internal Control Module EEPROM Data Memory Failure

ECU internal malfunction

(EEPROM error)

(1 trip detection logic)

Inverter with converter assembly

Comes on

Master Warning:

Does not come on

CONFIRMATION DRIVING PATTERN

After repair has been completed, clear the DTC and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.

Connect the Techstream to the DLC3.
Turn the power switch on (IG) and turn the Techstream on.
Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
Turn the power switch off and wait for 2 minutes or more.
Turn the power switch on (IG) and turn the Techstream on.
With power switch on (IG) and wait for 15 seconds or more.
Enter the following menus: Powertrain / Motor Generator / Utility / All Readiness.
Check the DTC judgment result.
HINT:
- If the judgment result shows NORMAL, the system is normal.
- If the judgment result shows ABNORMAL, the system has a malfunction.
- If the judgment result shows INCOMPLETE, perform driving pattern again.

PROCEDURE

CHECK DTC OUTPUT (HEALTH CHECK)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(d) Enter the following menus: System Select / Health Check.

(e) Check for DTCs.

Result

Proceed to

P062F44 is output from the motor generator control system.

P062F44 is output from any system other than the motor generator control system.

(f) Turn the power switch off.

GO TO PERFORM DIAGNOSIS FOR RESPECTIVE SYSTEM