The Diagnostic Trouble Code (DTC) will be set when the ECM detects an internal failure or incomplete programming for more than 10 s. P062F Code - Control Module Long Term Memory Performance. How to Fix. Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for.. Identifying visible signs of damage is essential in determining if the modules are faulty and need replacement to resolve the P062F code problem. Thorough Testing and Troubleshooting To effectively address the P062F code related to EEPROM errors in the control module , begin by thoroughly testing and troubleshooting the vehicle's computer modules for any underlying issues.
Clear all codes and test-drive the vehicle to see if the code returns. Common mistakes. The following are some of the most common mistakes that a technician may make when diagnosing a P062F code: Not thoroughly inspecting all the wiring and connectors for damage. Not cleaning or repairing any damaged wiring or connectors.. Take note that diagnostic and repair procedures for code P062F are mostly make and model specific, which means that on some applications the root cause of this code does not always involve PCM failure.. I have a PO62f codge on a2013 toyota hilux it came to me having been worked on elsewhere ie fuel filter changed ,solenoid changed in rear of.