In this case, you cannot tell what DTC was the first one and caused the Malfunction Indicator Light (MIL) to light. Quite often, the car might have multiple DTCs simultaneously when some fault or faults occur. In addition, the freeze frame contains the Diagnostic Trouble Code (DTC) that the computer system identified as the reason for the malfunction.
It’s a snapshot of sensor or component readings (parameter values) captured at the moment when the electronic control unit detected a malfunction. In simple terms, a freeze frame is a snapshot of data. This post will explain in detail what the Freeze Frame is. Freeze Frame provides insight into the conditions that were present when a malfunction occurred. OBD2 Freeze Frame is a simple but powerful tool when trying to diagnose car malfunctions.
