fuel filter has been replaced

The codes were read. Unfortunately they are not on me. As for the spark at the coils, I am getting spark with the original coils. 2 of the codes were 2 different cylinders misfiring. It just so happened that both cylinders are on the same coil. Replaced the coil with a new one and still no start. Th...

The timing belt has not been checked and I don't believe has been changed. The car belongs to my son's girlfriend so I have a hard time committing to troubleshooting it. Hence the more than 30 days sitting. I have little experience with timing belts or timing in general. A mechanic told me that if i...

The s40 cranks but won't start. Error codes were saying a couple cylinders were misfiring and camshaft position sensor. I have checked the battery at AutoZone and it was good (even charged it). Replaced the coil with both cylinders reportedly misfiring but still didn't start. Tested the old coils an...