Toyota Corolla Cross: Internal Control Module EEPROM Data Memory Failure (P062F44)
DESCRIPTION
The inverter with converter assembly monitors its internal operation and will store this DTC if it detects a malfunction of its EEPROM.
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DTC No. | Detection Item |
DTC Detection Condition |
Trouble Area | MIL |
Warning Indicate | Note |
|---|---|---|---|---|---|---|
|
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 | SAE Code: P062F |
MONITOR DESCRIPTION
The motor generator control ECU monitors its internal operation. If the internal operation is malfunctioning, the motor generator control ECU illuminates the MIL and stores a DTC.
MONITOR STRATEGY
|
Related DTCs | P062F (INF P062F44): Internal Control Module EEPROM (Drive Motor "A" Control Module) |
|
Required sensors/components | Motor generator control ECU |
|
Frequency of operation | Continuous |
|
Duration | TMC's intellectual property |
|
MIL operation | 1 driving cycle |
|
Sequence of operation | None |
TYPICAL ENABLING CONDITIONS
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The monitor will run whenever the following DTCs are not stored |
TMC's intellectual property |
|
Other conditions belong to TMC's intellectual property |
- |
TYPICAL MALFUNCTION THRESHOLDS
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TMC's intellectual property |
- |
COMPONENT OPERATING RANGE
|
Motor generator control ECU | DTC P062F (INF P062F44) is not detected |
CONFIRMATION DRIVING PATTERN
HINT:
- 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.
Click here
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- When clearing the permanent DTCs, refer to the "CLEAR PERMANENT DTC" procedure.
Click here
- Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
- Turn the ignition switch off and wait for 2 minutes or more.
- Turn the ignition switch to ON and wait for 15 seconds or more. [*1]
HINT:
[*1]: Normal judgment procedure.
The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.
- 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 the normal judgment procedure again.
CAUTION / NOTICE / HINT
NOTICE:
Be sure to check that the applicable DTC is output from the motor generator control system.
PROCEDURE
|
1. | CHECK DTC OUTPUT (HEALTH CHECK) |
(a) Enter the following menus: System Select / Health Check.
(b) Check for DTCs.
|
Result | Proceed to |
|---|---|
|
P062F44 is output from the motor generator control system. |
A |
| P062F44 is output from any system other than the motor generator control system. |
B |
(c) Turn the ignition switch off.
| A | .gif) | REPLACE INVERTER WITH CONVERTER ASSEMBLY |
| B | | GO TO PERFORM DIAGNOSIS FOR RESPECTIVE SYSTEM |
