P11021-4 Upshift (Skip Shift) Solenoid Control Circuit Malfunction

What it means

P1102 is an OBD-II diagnostic trouble code: 1-4 Upshift (Skip Shift) Solenoid Control Circuit Malfunction.

Typical fix

Confirm the code with an OBD-II scanner, then inspect the component or circuit named above. Consult a vehicle-specific service manual for the full diagnostic and repair procedure.

Sources