As a result of the software update applied by VAG group, there are multiple negative and unintended issues now affecting many 1000’s of cars here in the UK.
The issues affected the following vehicles
Swedish motor magazine Teknikensvarld.se proves Emissions fix has negative effect on MPG and power
They tested 10 VW vehicles both before and after the emissions fix recording MPG, Power and Torque on a rolling road. Their exhaustive testing shows that in most cases vehicles responded negatively to the fix, resulting in a reduction in power of around 10% whilst reducing fuel efficiency by up to 4%.
Results from Hypermiller Survey
87% of owners reported issues following the fix
96.9% of owners would not recommend having the Emissions fix applied
66.9% experienced EGR valve failure following the emissions fix
Typical faults that occurred shortly after having the fix carried out.
EGR Valve 66.9%
Fuel System 8.8%
Exhaust System 5.1%