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
- $30 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
P0537 A/C Evaporator Temperature Sensor Circuit Low Low
The P0537 code means the A/C evaporator temperature sensor signal is below its minimum value. The air conditioner may lose its freeze protection. It usually comes from the signal wire shorted to ground or from a missing reference voltage.