2009 Vauxhall Astra with fault code P0170 but the car starts, idles, and drives perfectly

Question

2009 Vauxhall Astra SXi 1.4L with fault code P0170 but the car starts, idles, and drives perfectly. Any ideas?

Answer 1

HI there

There can be several causes for this code. This code means there is a fuel trim issue. While the engine may seem to be performing well, the computer says it is not or it could be performing better. There are several common causes for this issue, here is a list of them

P0170 - Fuel Trim Malfunction Bank 1
Read more: https://www.autocodes.com/p0170.html