Multi-code OBD2 diagnosis

Enter all the codes your scanner showed, not just the first one. We give you the overall severity, whether you can keep driving, the order in which to check them and how they relate to each other.

Summary

Overall severity
Medium
Can I keep driving?
Yes, but with caution
Estimated cost
$0 to $1,500
Codes analyzed
1 of 1

The order below is the recommended one: first the codes that can cause the others. After each repair, clear the codes and check which ones come back.

Order of inspection

  1. P0168 Fuel Temperature Too High Medium

    The P0168 code means the fuel temperature is above the allowed limit. It shows up mostly on diesels, because of a clogged fuel cooler, a low fuel level in the tank or a sensor that reads wrong.

    Step-by-step diagnosis for P0168