U1123 Diagnostic Trouble Code Discussion for April 2021
databus error value received
Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.Trouble Ticket Help Requests for DTC U1123
| Help Request | Posted | |
| 2015 Volkswagen Jetta GLI SE 2.0L Misfire VIN: 3VW4T7AJ2F U1123: databus error value received. hello iatn i got a head scratcher for ya. 2015 jetta 2.0t cpp with miss fires at idle high misfire counter on 3 and 4. things ive done, walnut shelled valves very dirty(carbon), replaced timing chain due to tensioner being out seven notches, replaced oil s... |
April 06, 2021 | |
| 2015 Volkswagen Jetta GLI SE 2.0L Misfire VIN: 3VW4T7AJ2F U1123: databus error value received. hello iatn i got a head scratcher for ya. 2015 jetta 2.0t cpp with miss fires at idle high misfire counter on 3 and 4. things ive done, walnut shelled valves very dirty(carbon), replaced timing chain due to tensioner being out seven notches, replaced oil s... |
April 08, 2021 |
