FREEZE FRAME DATA DESCRIPTION The ECM records vehicle and driving condition information as freeze frame data the moment a DTC is stored. When troubleshooting, freeze frame data can be helpful in determining whether the vehicle was moving or stationary, whether the engine was warmed up or not, whether the air fuel ratio was lean or rich, as well as other data recorded at the time of a malfunction. HINT:
LIST OF FREEZE FRAME DATA Powertrain > Engine
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Automatic Transaxle System: Pressure Control Solenoid "B" Actuator Stuck Off (P07757F)
DESCRIPTION Based on signals from the transmission revolution sensors (NT and NC), the actual gear is detected. The ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical malfunctions of the solenoid valves, transmission valve body assembly and automatic transaxl ...
