P2175 Fault Code

Throttle Actuator Control System Low Airflow Detected

• What does that mean?
• Symptoms
• Causes
• Solutions

The P2175 fault code indicates that the Throttle Actuator Control System has detected a low airflow condition. This typically involves problems within the throttle system that could restrict airflow into the engine, leading to performance issues.

What are the symptoms of the P2175 code?

Symptoms that may accompany the P2175 code include:

• Reduced engine performance or power loss
• Poor acceleration or hesitation during driving
• Illuminated check engine light
• Erratic engine behavior, such as stalling or rough idling.

What causes the P2175 code?

Common causes of this fault code include:

• A faulty throttle body or throttle position sensor
• Vacuum leaks in the intake system
• Dirty or clogged air filters
• Issues with the electronic control module (ECM) or software glitches
• Problems with wiring or connectors related to the throttle actuator.

How to fix P2175?

To diagnose and fix the P2175 fault code, follow these steps:

• Inspect the throttle body for any signs of damage or carbon build-up.
• Check for vacuum leaks in the intake system and repair as necessary.
• Replace the air filter if it is dirty or clogged.
• Test the throttle position sensor and replace it if faulty.
• Inspect wiring and connectors for any damage or corrosion and repair as needed.
• Reset the ECM and conduct a test drive to see if the code returns.