Toyota Venza: Internal Control Module EEPROM Error (P062F)

Toyota Venza Service Manual / U660e Automatic Transmission / Transaxle / Automatic Transaxle System / Internal Control Module EEPROM Error (P062F)

DESCRIPTION

The TCM monitors its internal operation and it will set this DTC when it detects an internal malfunction.

DTC No.	DTC Detection Condition	Trouble Area
P062F	TCM internal error (EEPROM)	TCM

MONITOR DESCRIPTION

The TCM monitors its internal operation. If the internal operation is malfunctioning, the TCM illuminates the MIL and sets a DTC.

MONITOR STRATEGY

Related DTCs	P062F: Internal control module EEPROM error
Required sensors/Components (Main)	TCM
Required sensors/Components (Related)	-
Frequency of operation	Once per driving cycle
Duration	3 times
MIL operation	Immediate
Sequence of operation	None

TYPICAL ENABLING CONDITIONS

Monitor runs whenever following DTCs not present	None
Time after engine start	10 seconds or more
Battery voltage	8 V or higher
Ignition switch	ON
Starter	OFF

TYPICAL MALFUNCTION THRESHOLDS

Permanent fault code data

Mismatch (3 times or more)

CAUTION / NOTICE / HINT

NOTICE:

There is a possibility that the DTC P062F is issued from the ECUs of the EFI and ECT. Use Techstream to conduct a health check to confirm which ECU the DTC is issued from and then inspect the related system.
Perform the universal trip to clear permanent DTCs (See page ).

PROCEDURE

1.	READ OUTPUT DTC (DTC P062F)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to 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) Select the following menu items: Powertrain / ECT / Trouble Codes.

(m) Read DTCs.

Result

Result	Proceed to
No output	A
P062F	B

CHECK FOR INTERMITTENT PROBLEMS

REPLACE TCM

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