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
High
Can I keep driving?
Yes, but with caution
Estimated cost
$40 to $350
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. P1320 Ignition Primary Signal (Nissan) High

    On Nissan and Infiniti, the P1320 code points to a fault in the ignition primary signal. The engine may misfire or fail to start. A bad coil or power transistor is a common cause.

    Step-by-step diagnosis for P1320