VW FastTrack '00-'01, VW Academy Chicago and Seattle '00-present, VW Certified 4,343 Satisfied Customers I have a 2014 Volkswagen Jetta and when I try to start it it says no key …

2018年5月21日 · The codes you provided are for the left front speed sensor (po501), and the u-code (u0121) is for a drop in communication from the abs module. I have not seen to many …

I changed right front hub assy. now code u0121 and service rsc. U0121 and wont clear. 08 explorer. Only hub assy. moog

2012年10月26日 · U0121 Lost Communication With Electronic Brake Control Module As with most trouble codes, the U0121 code gives a general diagnosis. Review the info on this link. …

VW Factory training, ASE Master Technician, Adv. Engine Performance 10 years 3,482 Satisfied Customers slk 230: I hooked the jumper cables backwards on my 1998 slk

Customer: I have a 2004 VW Touareg V6 This morning it would start but would not move. I get three codes U0101, P0414 and U0121 It sounds like a short, bade ground etc but where …

VW FastTrack '00-'01, VW Academy Chicago and Seattle '00-present, VW Certified 4,343 Satisfied Customers Volkswagen Jetta TDI: My Jetta 2004 tdi oil was changed.

Customer: Hi i have a 08 mazda 3 2.0 with code u0121 and the speedometer doesn't work what could be the problem? Check engine light stays on even if i erase code Check engine light …

The trouble codes U0121:00 and C056D:00 indicate communication issues with the ABS control module and a hardware malfunction in the ECU, respectively. For U0121:00, check the ABS …

Code u0121 2004 vw touareg 3.2 abs lost comunication. Posted by Anonymous on Aug 15, 2014. Want Answer 0.