B1816 — Wiper Rear Motor Down Relay Coil Circuit Short To Battery

What it means

B1816 is an OBD-II diagnostic trouble code: Wiper Rear Motor Down Relay Coil Circuit Short To Battery.

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.