DTC P062B-00: Internal Control Module Fuel Injector Control Performance: General Description
WARNING: This page is about a different car, the 2021 Kia Soul. However, it is still accessible from the selected car via links, so may be relevant.
Engine Control Module (ECM) malfunctions are detected by using a checksum technique for verifying data. The digital data is composed of zero and one. A checksum is the total of all ones in a string of data. By comparing the checksum value with a stored value, a malfunction can be detected.