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Home >> Toyota >> 2019 >> Sienna SE, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Engine Control System [2GR-FE] - Diagnostic Codes (2 Of 3)) >> SFI System >> DTC P062F: Internal Control Module EEPROM Error [12/2015 - 08/2016] >> Monitor Description

Monitor Description

WARNING: This page is about a different car, the 2016 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.

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