Scantool Diagnostics

Air Conditioner

B2409 Direction Control Motor-Driver - Monitor Scantool Data

Monitor Scantool Data

1. Connect scantool to Data Link Connector (DLC).
2. Engine "ON".
3. Monitor the "DR DIRECTION POTENTIO" parameter on the scantool. While operating mode switch.




Fig.1) The current data in abnormal state
Fig.2) DTC B2409
4. Are the DTC B2409 present and is parameter of "DR DIRECTION POTENTIO" fixed?

NOTE:
** There is any fault in DR Direction Motor. If the parameter of "DR DIRECTION POTENTIO" is 10% or less on "VENT" mode, or If the parameter is 90% or more on "DEF" mode.