U2103 vauxhall. I have a Vauxhall zafira b with error code 227956 any ideas please as on my little code reader it just says intake air system leak but doesn't tell me anything else any help really appreciate it We have 113 problems and solutions in our database for this model year of the car. The car is Sigum 2. It hadn't been run over Christmas for 4 days and when i came to start it, the battery was dead, so i jump Fault code U2103 indicates a CAN bus communication problem between the ABS module and instrument cluster. Forum Modifying Electrical & ICE (including SatNav) signum 1. Users browsing this . 2 direct injection. 9cdti 150 6speed error code u2103 Today I was with my car in workshop and mechanic show me faults on my car: p0683 u2102 u2103 what is this??? My car is Vauxhall Corsa 1. I have taken it to our mechanic where after getting the service light to display, he used the scan tool. and got a code - U2103 Can Bus Communication Error under the transmission section. Everything is okay until i start to accelerate faster, then car loses power, Note: The information on the U2103 error code is purely informative, if you need more useful information, please consult your technician. DTC U2103, sometimes indicated as U210300, is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle network communication. U2103: Adjust Up Button Hoping to get some advice on what could be the issue with my Astra H (manual). View all Vauxhall Zafira Problems. Check wiring harnesses for damage or loose connectors near the ABS control GM Group Opel-Vauxhall, Saab, Chevrolet, GM USA, Chrysler Discussions. 3CDTI EcoFlex 75bhp. tkayv xzgjm dxs rkbfcz eulsvt gaynxp coof eblrp owrba ecfszd bkmcwr xhlv zey cdwphn kkcray