What are the common causes of P02E7?

A faulty flap position sensor. A sticking intake air flap. Wiring or connector faults on the sensor circuit. Incorrect flap installation or adjustment. An ECM calibration fault.

Read the flap position sensor on a scan tool. Compare the sensor reading against commanded position. Inspect the sensor wiring and connector. Check the flap for sticking or carbon buildup. Replace the position sensor if the sweep is uneven. Clear the code and retest.

P02E7

Diesel Intake Air Flow A Position Sensor Circuit Range/Performance

System: Injector circuits (P code)
Lamp: Check Engine Light
Category: Powertrain - Fuel/Air Metering

What it means

P02E7 means Diesel Intake Air Flow A Position Sensor Circuit Range/Performance.

Where it lives

For P02E7, start at the sensor the description names.

Check these first

A faulty flap position sensor
A sticking intake air flap
Wiring or connector faults on the sensor circuit
Incorrect flap installation or adjustment
An ECM calibration fault

What to do next

Read the flap position sensor on a scan tool
Compare the sensor reading against commanded position
Inspect the sensor wiring and connector
Check the flap for sticking or carbon buildup
Replace the position sensor if the sweep is uneven
Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.