How to Read Freeze Frame Data?īecause of how important freeze frame data is to yourĭiagnostic efforts, you want an easy way to understand what the data is telling You can stack this window vertically toĪccess multiple frames side-by-side at once. You access the data by selecting the entry and thenĬlicking the view freeze frame button. The list will also include the fault’sĭescription and status. A generic, off-the-shelf scanner will be much more limited, and can easily diagnose any Check Engine light problem.Įither way, the scanner will display the data along with itsĭTC and an icon that resembles a camera. Manufacturer-authorized mechanics have manufacturer-specific scanners that resemble laptop PC that will display everything the computer records. To read and clear the data, you must attach an OBD2-compliant scanner. You can then clear theįrame to resent the entire system back to its normal operating mode. Indicate that there is an even worse problem underneath. This data lets you see if you have a reoccurring problem that might History of the vehicle, which you can read on the tool itself or on your mobileĭevice. Some scanner models will even let you read the freeze frame Some of these functions include refreshing the page to get the latest data from the computer. Other Freeze Frame Data Functionsīeyond the basic reading functions, most professional OBD2 scanners will modify and reprogram the system as needed. The data remains in the computer’s buffer until manually retrievedĪnd cleared from an external device. We call this particular snapshot a freezeĮither be a single record or a complete table, freeze frameĭata is so important to diagnosing faults that it is never deleted or ManufacturersĬan set how often this happens as long as they do it whenever the malfunction Records snapshots of the operating conditions of your vehicle. Just like an airplane’s black box, an OBD2-compliant computer

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