DTC Troubleshooting: B2983 (M)
DTC B2983 or DTC indicator M:
 A Problem in the Recirculation Control Linkage, Door, or Motor
  1. Clear the DTC with the HDS.
  1. Turn the ignition switch OFF and then ON (II).
  1. Check for DTCs.
Is DTC C and AUTO indicated?
YES -
NO -
Go to Step 5 .
  1. Check for DTCs.
Is DTC B2983 or M indicated?
YES -
Go to Step 6 .
NO -
Intermittent failure.■
  1. Turn the ignition switch OFF.
  1. Check the recirculation control linkage and door for smooth movement.
Is the linkage and door OK?
YES -
NO -
Repair the recirculation control linkage and door.■