Error code
OBD2 P2172
What it means
Throttle Actuator Control System - Sudden High Airflow Detected.
Severity
Summary
P2172 indicates that the throttle actuator control system has detected sudden high airflow, which is related to issues in the intake system or throttle body.
Common Causes
- Faulty throttle position sensor
- Throttle body malfunction or contamination
- Intake manifold vacuum leak
Fixes
FAQ
What does P2172 mean?
P2172 indicates sudden high airflow detected by the throttle actuator control system, often related to issues with the intake system or throttle body.
How do I fix P2172?
Common fixes include cleaning or replacing the throttle position sensor and checking for vacuum leaks in the intake manifold. Consult a professional mechanic for accurate diagnosis and repair.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P2100Throttle Actuator Control Motor Circuit/Open
- P2101Throttle Actuator Control Motor Circuit Range/Performance
- P2102Throttle Actuator Control Motor Circuit Low
- P2103Throttle Actuator Control Motor Circuit High
- P2104Throttle Actuator Control System - Forced Idle
- P2105Throttle Actuator Control System - Forced Engine Shutdown
- P2106Throttle Actuator Control System - Forced Limited Power
- P2107Throttle Actuator Control Module Processor
- P2108Throttle Actuator Control Module Performance
- P2109Throttle/Pedal Position Sensor 'A' Minimum Stop Performance
- P2110Throttle Actuator Control System - Forced Limited RPM
- P2111Throttle Actuator Control System - Stuck Open