DTC and Freeze Frame Data

DIAGNOSIS SYSTEM (TRACTION MOTOR INVERTER)

DIAGNOSIS DESCRIPTION : DTC and Freeze Frame Data

NOTE:
Operate the power switch from OFF to ON. This operation is defined as 1 trip.
- DTC (P0A1B, P0A8D, P0C79, etc.) is specified by SAE J2012/ISO 15031-6.
- Traction motor inverter memorizes DTC and freeze frame data when malfunction is detected.
- Traction motor inverter can memorize plural DTCs but only 1 set of freeze frame data.
- Freeze frame data is not updated even if a different DTC is detected in another trip. The first memorized data is kept as freeze frame data.
- The procedure to erase DTC from traction motor inverter memory is described in "How to Erase DTC". Refer to "CONSULT Function" Scan Tool Testing and Procedures.