What does it mean?
P05DF is a Vehicle Speed and Idle Control fault code. It indicates: Brake Pedal Position Sensor B Circuit Intermittent/Erratic.
Brake Pedal Position Sensor B Circuit Intermittent/Erratic
Severity
High
Can I keep driving?
Avoid extended driving; visit a service soon.
How is this code read?
This is a standard OBD-II code; any basic scanner reads it on vehicles built after 2004.
- PPowertrain
- 0Generic code
- 5Speed / Idle
- DFSequence number
Codes From the Same System
All Fault Codes- P0500Vehicle Speed Sensor Malfunction
- P0501Vehicle Speed Sensor Range/Performance
- P0502Vehicle Speed Sensor Range/Performance
- P0503Vehicle Speed Sensor Intermittent/Erratic/High
- P0504Brake Switch A / B Correlation
- P0505Idle Control System Malfunction
- P0506Idle Control System RPM lower Than Expected
- P0507Idle Control System RPM higher Than Expected
Related Similar Codes
- P05D0Driver Mode Select Switch A Circuit
- P05D1Driver Mode Select Switch A Circuit Low
- P05D2Driver Mode Select Switch A Circuit High
- P05D3Driver Mode Select Switch A Range/Performance
- P05D4Driver Mode Select Switch B Circuit
- P05D5Driver Mode Select Switch B Circuit Low
- P05D6Driver Mode Select Switch B Circuit High
- P05D7Driver Mode Select Switch B Range/Performance
This information follows the generic OBD-II definition and does not replace a vehicle-specific diagnosis. The severity rating is rule-based; an authorised diagnostic reading is required for a definitive answer.