October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Heated Air Induction System

The heated air induction system improves fuel economy in cold weather conditions and when the engine is cold.

When outside air temperature is low, the air temperature control valve opens the air valve to allow heated air into the engine.

Fig 1: Identifying Heated Air Induction System

Courtesy of AMERICAN HONDA MOTOR CO., INC.