OBD-II code · Powertrain (generic)
P02EC Diesel Intake Air Flow A Control System - High Air Flow Detected
Air flow through diesel intake throttle A is higher than the commanded set point — flap leaking past the seat or stuck partly open.
Is it safe to drive with P02EC?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyThrottle plate leaks past seat
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–3 h
- Emissions test
- Likely to fail
- Parts involved
- Diesel Intake Throttle, Mass Air Flow Sensor
Related codes
- P02E0Diesel Intake Air Flow A Control Circuit/Open
- P02E9Diesel Intake Air Flow A Position Sensor Circuit High
- P02EADiesel Intake Air Flow A Position Sensor Circuit Intermittent/Erratic
- P02EBDiesel Intake Air Flow A Control Motor Current Range/Performance
- P02EDDiesel Intake Air Flow A Control System - Low Air Flow Detected
- P02EECylinder 1 Injector Circuit Range/Performance
- P02EFCylinder 2 Injector Circuit Range/Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.