P0249 Code - Turbocharger/Supercharger Wastegate Solenoid 'B' Circuit Low
Quick Answer
The P0249 code indicates a problem with the turbocharger/supercharger wastegate solenoid 'B' circuit being detected as low. Common causes include Faulty wastegate solenoid 'B', Wiring or connector issues in the wastegate solenoid circuit, Vacuum leaks in the wastegate actuator system. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0249 indicates Turbocharger/Supercharger Wastegate Solenoid 'B' Circuit Low.
- Common causes
- Common causes include Faulty wastegate solenoid 'B', Wiring or connector issues in the wastegate solenoid circuit, Vacuum leaks in the wastegate actuator system.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0249 Description
The P0249 code indicates a problem with the turbocharger/supercharger wastegate solenoid 'B' circuit being detected as low. The wastegate solenoid controls the pressure in the wastegate actuator, which regulates the boost pressure produced by the turbocharger or supercharger. When the circuit is detected as low, it means that the solenoid is not functioning properly, leading to potential issues with boost pressure regulation and overall engine performance. This can result in decreased power, poor fuel efficiency, and potential engine damage if not addressed promptly.
Common Causes of P0249
- Faulty wastegate solenoid 'B'
- Wiring or connector issues in the wastegate solenoid circuit
- Vacuum leaks in the wastegate actuator system
- Turbocharger/supercharger malfunction
- ECU (Engine Control Unit) software issue
Symptoms of P0249
- Loss of power or acceleration
- Poor fuel efficiency
- Engine hesitation or stalling
- Illumination of the check engine light
- Rough idling
How to Fix P0249
- Perform a visual inspection of the wastegate solenoid 'B' circuit and wiring for any damage or corrosion.
- Test the wastegate solenoid 'B' for proper functionality using a multimeter.
- Check for vacuum leaks in the wastegate actuator system and repair as necessary.
- Inspect the turbocharger/supercharger for any issues and address them accordingly.
- Clear the diagnostic trouble codes, reset the ECU, and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P0249
The cost of repairing a turbocharger/supercharger wastegate solenoid 'B' circuit low issue can vary depending on the specific cause of the problem and the parts needed for repair. On average, the cost of parts for this repair can range from $100 to $300, while labor costs can range from $150 to $300. Overall, the total repair cost could be anywhere from $250 to $600. It's important to note that these are rough estimates, and actual costs may differ based on factors such as location, vehicle make and model, and the repair shop chosen.
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Code P0249 Information for Specific Makes
- P0249 Audi — Turbo/Super Charger Wastegate Solenoid 'B' Low
- P0249 Ford — Turbocharger/Supercharger Wastegate Solenoid 'B' Circuit Low
- P0249 Mercedes-Benz — Turbocharger/Supercharger Wastegate Solenoid 'B' Circuit Low
- P0249 Volkswagen — Turbo/Super Charger Wastegate Solenoid 'B' Low
Frequently Asked Questions about P0249 Code
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