× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2001 Audi S4 2.7L Surge
Posted to European Driveability on 7/29/2002 9 Replies

This vehicle has 50,000 miles on it. It has had an APR performance chip for the last 30,000 miles and up until recently has run just fine.

When in standard, (OE) boost the car runs fine. When in performance mode under hard accel at about 3500 up to 4500 rpms ...

9 Replies Received (View Replies)

  Related Documents & Media  2001 Audi S4

 
Message Closed w/FIX

car Vehicle Data

2001 Audi S4

VIN WAUXD68DO1
Engine2.7 L / 6 cyl / GAS
Trans6-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsSurge
OccursUnder Load, on Accel, Only in Performance Mode

Trouble Codes

P0103Mass Airflow Sensor Circuit High Voltage
Message Closed w/FIX

car Vehicle Data

2001 Audi S4

VIN WAUXD68DO1
Engine2.7 L / 6 cyl / GAS
Trans6-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsSurge
OccursUnder Load, on Accel, Only in Performance Mode

Trouble Codes

P0103Mass Airflow Sensor Circuit High Voltage