Case IH ATC127: High Pressure Switch Input Shorted to Power

The high pressure switch input is experiencing a short to power, which may cause improper operation of the system it is monitoring. This condition requires inspection of the affected circuit to identify the source of the short.

1. 1

   The wiring associated with the high pressure switch

2. 2

   Connections to the high pressure switch

3. 3

   The high pressure switch itself

1. 1

   Inspect the wiring

   Check the wiring connected to the high pressure switch for damage, wear, or contact with power sources.

2. 2

   Check connections

   Verify that all connections to the high pressure switch are secure and free from corrosion or looseness.

3. 3

   Test the high pressure switch

   Use a multimeter to test the high pressure switch for proper operation and to confirm the presence of a short to power.