Diesel Data: Automotive Repair

Freeze Frame Data

FREEZE FRAME DATA

DESCRIPTION
The freeze frame data records the engine condition (fuel system, calculated load, engine coolant temperature, fuel trim, engine speed, vehicle speed, etc.) when malfunction is detected. When troubleshooting, it can help determine if the vehicle was running or stopped, the engine was warmed up or not, the air-fuel ratio was LEAN or RICH and other data. at the time of the malfunction occurred.

HINT: If it is impossible to replicate the problem even though a DTC is detected, confirm the freeze frame data.

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LIST OF FREEZE FRAME DATA