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Machine stops when P-brake is deactivated

Machine stops when the parking brake is deactivated

husqvarna · Workshop manual

What does Machine stops when P-brake is deactivated mean?

The machine unexpectedly shuts down as soon as the parking brake is released. This indicates a potential safety system issue, likely related to the seat switch or the parking brake switch.

Common Causes

  • Fault in the seat switch.
  • Faulty P-brake microswitch.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the seat switch and its connector. With no one in the seat, the resistance should be low and high when someone is in the seat. Replace if necessary.

  2. 2

    Inspect the P-brake microswitch for proper operation and replace if faulty.

  3. 3

    If the issue continues, contact a service professional.

Browse all codes in this manual (10)
Verified technical data. Last updated: April 2026

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Source: Workshop manual
Open Manual (Page 94)Search more codes in this manual