What does P0593 mean?

This code indicates a high voltage reading in the cruise control multi-function input 'B' circuit. This could be a short to voltage.

• Short to voltage in input B circuit
• Damaged switch
• Incorrect wiring

Click steps to track your progress.

1. 1

   Inspect the wiring for contact with a power source.

2. 2

   Test the multi-function switch for voltage issues.

3. 3

   Ensure all connections are secure and free of corrosion.

4. 4

   Consult a service professional for further troubleshooting.