New Holland 3155: Heater Relay of Intake Air - Short Circuit to Ground

The heater relay of the intake air has a short circuit to ground, which may cause improper operation of the heating system or related components.

1. 1

   Heater relay of intake air

2. 2

   Wiring connected to the heater relay of intake air

3. 3

   Ground connection of the heater relay of intake air

1. 1

   Inspect

   Inspect the heater relay of intake air for visible damage or signs of overheating.

2. 2

   Test

   Test the heater relay of intake air for proper function using a multimeter or diagnostic tool.

3. 3

   Check

   Check the wiring and connections to the heater relay of intake air for any signs of wear, damage, or poor contact.

4. 4

   Verify

   Verify the ground connection of the heater relay of intake air is secure and free from corrosion.