P2173 Code - Throttle Actuator Control System - High Air Flow Detected
Quick Answer
The P2173 diagnostic trouble code (DTC) indicates that the throttle actuator control system has detected high air flow. Common causes include Faulty throttle body, Vacuum leaks in the intake system, Dirty or clogged air filter. 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
- P2173 indicates Throttle Actuator Control System - High Air Flow Detected.
- Common causes
- Common causes include Faulty throttle body, Vacuum leaks in the intake system, Dirty or clogged air filter.
- 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 P2173 Description
The P2173 diagnostic trouble code (DTC) indicates that the throttle actuator control system has detected high air flow. This means that the amount of air entering the engine is not within the expected range, which can lead to issues with fuel delivery and combustion. The throttle actuator control system is responsible for managing the airflow into the engine, which is crucial for maintaining the proper air-fuel ratio. When high air flow is detected, it can lead to a rich fuel mixture, poor engine performance, and increased emissions.
Common Causes of P2173
- Faulty throttle body
- Vacuum leaks in the intake system
- Dirty or clogged air filter
- Wiring or electrical issues in the throttle actuator control system
- Incorrectly adjusted throttle position sensor
Symptoms of P2173
- Loss of power or acceleration
- Rough idling or stalling
- Check Engine Light illuminated
- Reduced fuel efficiency
- Engine hesitation or surging
How to Fix P2173
- Perform a visual inspection of the throttle body and intake system for any signs of damage or leaks.
- Clean or replace the air filter if it is dirty or clogged.
- Check and repair any wiring or electrical issues in the throttle actuator control system.
- Test and possibly replace the throttle position sensor if it is malfunctioning.
- Clear the DTC and reset the vehicle's computer to see if the issue has been resolved.
Cost to Fix P2173
The typical repair costs for addressing a P2173 code can vary depending on the specific cause of the issue. In general, the cost of parts such as a new throttle body, air filter, or throttle position sensor can range from $100 to $500. Labor costs at auto repair shops can range from $80 to $150 per hour, with total repair costs typically falling between $200 and $800. It's important to note that prices can vary based on location, vehicle make and model, and the extent of the repairs needed.
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Code P2173 Information for Specific Makes
- P2173 Chrysler — High Air Flow/Vacuum Leak Detected Slow Accumulation
- P2173 Dodge — High Air Flow/Vacuum Leak Detected Slow Accumulation
- P2173 Jeep — High Air Flow/Vacuum Leak Detected Slow Accumulation
- P2173 Land Rover — Throttle Actuator Control System High Airflow Detected
Frequently Asked Questions about P2173 Code
1. What are common symptoms of OBDII code P2173?
- Common symptoms of code P2173 include rough idling, stalling, reduced engine power, and the Check Engine light illuminating.
2. What causes the Throttle Actuator Control System - High Air Flow Detected code (P2173)?
- The P2173 code is typically triggered by a faulty throttle body, a dirty or clogged air filter, a vacuum leak, or issues with the mass airflow sensor.
3. How serious is OBDII code P2173?
- Code P2173 should be addressed promptly as it can lead to poor engine performance, reduced fuel efficiency, and potential safety hazards if the throttle system is not functioning properly.
4. Can I continue driving with OBDII code P2173?
- It is not recommended to continue driving with code P2173 present, as it can cause further damage to the engine and affect vehicle performance.
5. How do I diagnose and repair OBDII code P2173?
- Diagnosis involves checking the throttle body, air filter, vacuum lines, and mass airflow sensor for any issues. Repair may involve cleaning or replacing the throttle body, air filter, or addressing any vacuum leaks.
6. Will resetting the Check Engine light resolve code P2173?
- Simply resetting the Check Engine light will not fix the underlying issue causing code P2173. It is important to diagnose and repair the root cause of the problem to prevent the code from reoccurring.
7. Can a DIY enthusiast fix OBDII code P2173?
- Depending on the cause of the code, some DIY enthusiasts may be able to address the issue themselves, such as cleaning the throttle body or replacing the air filter. However, more complex issues may require professional diagnosis and repair.
8. How much does it cost to fix OBDII code P2173?
- The cost to fix code P2173 can vary depending on the cause of the issue and the necessary repairs. Costs may range from a simple DIY fix to a more expensive repair involving parts replacement or professional labor.
9. How long does it take to repair OBDII code P2173?
- The repair time for code P2173 can vary depending on the specific issue causing the code and the complexity of the repair. Simple fixes like cleaning the throttle body may take less time, while more involved repairs may require more time.
10. Is it necessary to take my vehicle to a mechanic for OBDII code P2173?
- While it is not always necessary to take your vehicle to a mechanic for code P2173, professional diagnosis and repair may be recommended for complex issues or if you are unsure about the cause of the code.
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