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
- $20 to $250
- 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
P0857 Traction Control Input Signal Range/Performance Low
The P0857 code means the traction control input signal is electrically valid but does not match what the transmission computer expects. The main effect is that the transmission may shift during wheel slip. It is a low severity code and the vehicle can usually be driven.