U0020
Low Speed CAN Communication Bus Performance
DTC U0020, sometimes indicated as U002000 is an OBD diagnostic trouble code indicating a generic fault with the vehicle user network.
- U0020: Low Speed CAN Communication Bus Performance
- U0020: Controller area network (CAN) data bus, low speed bus – performance problem
- U0020 00: Controller area network (CAN) data bus, low speed bus - performance problem
DTC Trouble Code Search
Bulletins
Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.
- PIT5631 - ELECTRICAL SYSTEM
CHEVROLET: This preliminary information communicateanissuewith thevideo processing control module setting a false dtc U0020 and advises dealership to ignore it.