New Holland 9159 – UCM: Pattern Select (ISO/H) Short to Ground

A short to ground has been detected in the Pattern Select (ISO/H) circuit. This fault indicates an electrical issue within the affected circuit, potentially causing improper operation of the component identified by this code.

1. 1

   The wiring and connections related to the Pattern Select (ISO/H) circuit

2. 2

   The integrity of the wiring insulation for signs of damage or wear

3. 3

   Potential moisture or contamination in the circuit

1. 1

   Inspect

   Inspect the wiring and connections related to the Pattern Select (ISO/H) circuit for damage, wear, or loose connections.

2. 2

   Test

   Test the circuit for continuity and insulation resistance using a multimeter, following the service manual procedures.

3. 3

   Clean

   Clean any areas of the circuit that show signs of moisture, dirt, or contamination.