A/C-Heater System: Testing: Relays

Remove appropriate relay. Continuity should not exist between terminal No. 1 and 3. See Fig 1 - Fig 3 . Connect battery voltage to terminal No. 2 and ground terminal No. 4. Continuity should exist between terminal No. 1 and 3. If continuity is not as specified, replace relay.

Fig 1: Blower Motor Relay & Radiator Fan Relay Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 2: Condenser Fan Relay & Compressor Clutch Relay Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 3: Blower Motor High Relay Terminals

Courtesy of AMERICAN HONDA MOTOR CO., INC.