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
- Low
- Can I keep driving?
- Yes, no immediate risk
- Estimated cost
- $40 to $300
- 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
P0454 Evaporative Emission Control System Pressure Sensor Intermittent Low
The P0454 code indicates intermittent dropouts or jumps in the signal from the fuel tank pressure sensor in the EVAP system. The main effect is that the EVAP leak test cannot run. Most of the time there are no other driving symptoms.