Possible Causes
WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
| ACTIVE U0020 CAN B BUS DTC IN OCCUPANT CLASSIFICATION MODULE |
| (D55) CAN B BUS (+) CIRCUIT OPEN |
| (D54) CAN B BUS (-) CIRCUIT OPEN |
| OCCUPANT RESTRAINT CONTROLLER (ORC) |