DESCRIPTION
The ECM monitors its internal operation and it will set this DTC when it detects an internal malfunction.
DTC No. |
DTC Detection Condition |
Trouble Area |
SAE |
---|---|---|---|
P062F44 |
ECM internal error (EEPROM) |
ECM |
P062F |
MONITOR DESCRIPTION
The ECM monitors its internal operation. If the internal operation is malfunctioning, the ECM will turn on the MIL and store the DTC.
MONITOR STRATEGY
Related DTCs |
P062F: Internal control module EEPROM error/ Functional |
Required sensors/Components (Main) |
ECM |
Required sensors/Components (Related) |
- |
Frequency of operation |
Continuous: Case 1, Case 2 Once per driving cycle: Case 3 |
Duration |
- |
MIL operation |
Immediately |
Sequence of operation |
None |
TYPICAL ENABLING CONDITIONS
All:
The monitor will run whenever the following DTCs are not stored |
None |
All of the following conditions are met |
- |
Permanent Fault Code |
Not stored |
OBDII system commands |
Store |
Battery voltage |
8 V or higher |
All of the following conditions are met |
- |
Permanent Fault Code |
Stored |
OBDII system commands |
Clear |
Battery voltage |
8 V or higher |
Battery voltage |
8 V or higher |
TYPICAL MALFUNCTION THRESHOLDS
Case 1
Following condition is met |
2 data areas or more |
Any of the following conditions (a), (b) or (c) are met |
More then 3 times |
(a) EEPROM communication timeout |
Occurred |
(b) Permanent fault code |
Not stored |
(c) Permanent fault code |
Not equal to commanded fault code |
Following condition is met |
2 data areas or more |
Either of the following conditions (a) or (b) is met |
More then 3 times |
(a) EEPROM communication timeout |
Occurred |
(b) Permanent fault code |
Stored |
Either of the following conditions is met |
1 or 2 |
1. Following condition is met |
2 data areas or more |
(a) EEPROM communication timeout occurred |
More than 3 times |
2. Permanent Fault Code data mismatch |
More than 10 times |
CONFIRMATION DRIVING PATTERN
HINT:
HINT:
[*1] : Normal judgment procedure.
The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.
Techstream Display |
Description |
---|---|
NORMAL |
|
ABNORMAL |
|
INCOMPLETE |
|
N/A |
|
HINT:
CAUTION / NOTICE / HINT
NOTICE:
PROCEDURE
1. |
READ OUTPUT DTC (DTC P062F44) |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Clear DTCs (See page ).
(e) Turn the ignition switch off and turn the Techstream off.
(f) Disconnect the Techstream.
(g) Disconnect the cable from the negative (-) battery terminal and wait for 1 minute.
(h) Connect the cable to the negative (-) battery terminal.
(i) Connect the Techstream to the DLC3.
(j) Turn the ignition switch to ON.
(k) Turn the Techstream on.
(l) Enter the following menus: Powertrain / Transmission / Trouble Codes.
(m) Read DTCs.
Result
Result |
Proceed to |
---|---|
No DTC output |
A |
P062F44 is output |
B |
A | ![]() |
CHECK FOR INTERMITTENT PROBLEMS |
B | ![]() |
REPLACE ECM |
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE BRAKE MASTER CYLINDER RESERVOIR FILLER CAP ASSEMBLY
2. REMOVE BRAKE MASTER CYLINDER RESERVOIR STRAINER
3. REMOVE BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY
(a) Fix the brake master cylinder in a vise between aluminum plates.
NOTICE:
Do not overtighten the vise.
...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK FOR TRANSPONDER KEY ECU ASSEMBLY DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Immobiliser / Trouble Codes.
(e) Check the details of the DTC(s) (See page
...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
NOTICE:
In the table below, the values listed under "Normal Condition" are reference
values. Do not depend solely on these reference values when deciding whether a part
is faulty or not.
HINT:
Using the Techstream to read the Data List allows t ...