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
- $100 to $400
- 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
P1860 Torque Converter Clutch PWM Solenoid Electrical Circuit (GM) Medium
On General Motors vehicles (Chevrolet, GMC, Buick, Cadillac), the P1860 code means an electrical fault in the torque converter clutch PWM solenoid circuit. The check engine light comes on. Other brands may define this number differently.