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P05E6: Park Brake Sensor/Switch Circuit Range/Performance

Severity
Medium
System
Vehicle Speed and Idle Control
Last reviewed: Last updated:

Methodology: We combine code standards with complaint and reliability patterns, then review for clear, vehicle-first diagnosis steps.

Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

What Does P05E6 Mean?

P05E6 is a diagnostic trouble code indicating: Park Brake Sensor/Switch Circuit Range/Performance. This code relates to the vehicle speed and idle control system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P05E6

Common Causes

Frequently Asked Questions

What does P05E6 mean?
P05E6 indicates: Park Brake Sensor/Switch Circuit Range/Performance. The vehicle's computer has detected that the Park Brake Sensor/Switch is not operating within its expected parameters and stored this diagnostic trouble code.
Can I drive with code P05E6?
You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P05E6 for extended periods may cause additional problems.
How much does it cost to fix P05E6?
Repair costs for P05E6 typically range from $50 to $250, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

  • 🔧 Inspect and clean Park Brake Sensor/Switch
  • 🔧 Replace degraded Park Brake Sensor/Switch
  • 🔧 Check for related mechanical issues affecting readings
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

P0500 Vehicle Speed Sensor A Circuit P0501 Vehicle Speed Sensor A Circuit Range/Performance P0502 Vehicle Speed Sensor A Circuit Low P0503 Vehicle Speed Sensor Circuit Intermittent/High P0504 Brake Switch A/B Correlation P0505 Idle Control System P0506 Idle Control System RPM - Lower Than Expected P0507 Idle Control System RPM - Higher Than Expected P0508 Idle Air Control Circuit Low P0509 Idle Air Control Circuit High