Classification Of Symptom Using Freeze Frame Data
Apply the values of [Actual Secondary Pressure] and [Secondary Actual Current] recorded in the freeze frame data onto the graph shown in the following figure, and judge if either low-voltage malfunction or high-voltage malfunction occurs.
NOTE:
Symptom that the DTC P0846 illuminates can be classified into 2 patterns.
- Low-voltage malfunction: detected due to insufficient oil pressure
- High-voltage malfunction: detected due to excessive oil pressure