Missing and backfire

[CraigMillwardCroft]

Originally Posted by lawsy

Really.

Well I was trained correctly, and dont just replace parts because you think they need replacing.

Everyone thinks these computers tell you the cause. They read fault codes, that is the effect. I find the cause.

To do a compression test on a car takes no time at all. And knowing the s54, a compression test is a good idea.

+1 Nice to hear some people do other checks rather than rely on what the PC say's