P1573 Code - Throttle Position Not Available
Quick Answer
When the diagnostic trouble code P1573 appears, it indicates that the throttle position sensor has failed or is not providing accurate data to the engine control module. Common causes include Faulty throttle position sensor, Wiring or connector issues, Electronic throttle control system malfunction. 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
- P1573 indicates Throttle Position Not Available.
- Common causes
- Common causes include Faulty throttle position sensor, Wiring or connector issues, Electronic throttle control system malfunction.
- 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 P1573 Description
When the diagnostic trouble code P1573 appears, it indicates that the throttle position sensor has failed or is not providing accurate data to the engine control module. The throttle position sensor is a crucial component in the vehicle's electronic throttle control system, as it helps regulate the amount of air entering the engine. Without this information, the engine may not be able to adjust the air-fuel mixture properly, leading to poor engine performance and potential drivability issues. This code can trigger the vehicle's failsafe mode, which may limit the engine power output to prevent further damage.
Common Causes of P1573
- Faulty throttle position sensor
- Wiring or connector issues
- Electronic throttle control system malfunction
- Engine control module (ECM) failure
- Environmental factors such as moisture or debris affecting sensor operation
Symptoms of P1573
- Loss of power or acceleration
- Engine hesitation or stalling
- Rough idling
- Check Engine Light illuminated
- Reduced fuel efficiency
How to Fix P1573
- Perform a thorough inspection of the throttle position sensor, wiring, and connectors for any signs of damage or corrosion.
- Test the throttle position sensor using a multimeter to check for proper voltage output.
- If the sensor is faulty, replace it with a new one following the manufacturer's guidelines.
- Clear the diagnostic trouble code from the engine control module and perform a test drive to ensure the issue has been resolved.
- If the problem persists, further diagnostics may be required to identify any underlying issues with the electronic throttle control system or ECM.
Cost to Fix P1573
The cost of repairing a throttle position sensor issue can vary depending on the make and model of the vehicle, as well as the labor rates in your area. On average, replacing a throttle position sensor can cost between $100 and $300, including parts and labor. Keep in mind that additional diagnostic time may be needed to pinpoint the exact cause of the problem, which could incur extra charges. It's recommended to consult with a trusted mechanic or auto repair shop to get an accurate estimate for your specific vehicle.
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Code P1573 Information for Specific Makes
- P1573 Audi — Left Engine Mount Solenoid Valve Open Circuit
- P1573 Buick — TCS Loss Of ABS/TCS Serial Data
- P1573 Cadillac — TCS Loss Of ABS/TCS Serial Data
- P1573 Chevrolet — TCS Loss Of ABS/TCS Serial Data
- P1573 Chrysler — Brake Switch Stuck Off
- P1573 Dodge — Brake Switch Stuck Off
- P1573 Ford — Throttle Position Not Available
- P1573 GMC — TCS Loss Of ABS/TCS Serial Data
- P1573 Jaguar — Throttle Position Not Available
- P1573 Jeep — Brake Switch Stuck Off
- P1573 Mazda — Throttle Position Sensor Signal Not Available
- P1573 Mitsubishi — Brake Switch Stuck Off
- P1573 Volkswagen — Left Engine Mount Solenoid Valve Open Circuit
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