P1860 Torque Converter Clutch Solenoid Circuit (Honda Trans)
What does P1860 mean on a Honda?
P1860 — Torque Converter Clutch Solenoid Circuit (Honda Trans). This Honda-enhanced code applies to Accord, Odyssey, Pilot.
Common causes of P1860
- Failed TCC solenoid
- Open or shorted TCC circuit
- Corroded transmission connector
- Low ATF level
- TCM driver fault
How to fix P1860
- Check ATF level with Honda fluid
- Test TCC solenoid resistance
- Command lockup and watch slip
- Inspect the transmission connector
- Replace the solenoid after circuit proof