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
$50 to $600
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. P0376 Timing Reference High Resolution Signal B Too Many Pulses Medium

    The P0376 code means the computer receives more pulses than one revolution should produce on high resolution timing reference signal B, which it uses to work out engine position precisely. The usual reason is electrical noise or interference. The engine usually keeps running on the low resolution signal alone, but less smoothly.

    Step-by-step diagnosis for P0376