DTC Troubleshooting: B2633
DTC B2633:
 Front Sensors Circuit Bus Line Error (BUS Off)
  1. Clear the DTCs with the HDS.
  1. Turn the ignition switch to LOCK (0) and then back to ON (II).
  1. Check for DTCs with the HDS.
Is DTC B2633 indicated?
YES -
Go to Step 4 .
NO -
Intermittent failure, the system is OK at this time.■
  1. Check for DTCs with the HDS.
Are DTCs B2625, B2626, B2627, and/or B2628 indicated?
YES -
Go to the indicated DTCs troubleshooting.
NO -
Replace the parking and back-up sensor control unit .■