DTC P0402 Audi
Exhaust Gas Recirculation Flow Excessive Detected
Exhaust Gas Recirculation Flow Excessive Detected
Description
EGR mode, closed loop Fuel quantity, >6 mg stroke Fuel quantity, <22 mg stroke Engine speed, >1300 rpm Engine speed, <2,000 rpm
Cause and Solution
EGR valve hoses are damaged, leaking or restricted
EGR vacuum regulator solenoid valve has failed or is dirty
EGR valve source hoses loose or connected wrong
Potentiometer for the EGR is faulty
EGR valve connector is damaged, loose or shorted
EGR valve is damaged or it has failed
Video Guide
Diagnostic Info
- DTC Code: P0402
- Brand: Audi