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Engine Controls - Driveability Complaint Diagnosis|Page 3650 > < Engine Controls - Driveability Complaint Diagnosis
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Air Flow Meter/Sensor: All Technical Service Bulletins
Attachment Bulletin # 010207

Group: 01

Number: 02-07

Date: Sept. 30, 2002

Subject: 
Diagnosis of Driveability Complaints on Turbo Charged Engines

Model(s): 
TT, S4 A6, Turbo (Drive by wire)

2000 --> 2003 

A4 with 1.8T (Drive by wire)

2000 --> 2003

Condition

Mass Air Flow (MAF) sensor incorrectly replaced due to rough idling, vehicle hesitation, car lacks power, multiple misfires or the following DTCs
stored in DTC memory:

P0103, P1111, P1112, P1128, P1130, P1144, P1145, P1146, P1147, P1148 or P1557

All of the listed DTCs except P1144, P1145 and P1146 may be caused by air leaks in the pressure side air duct.

Service

Before replacing the (MAF) sensor, on turbocharged vehicles with Electronic Throttle Control (Drive by Wire), check the table shown according to
DTC.

Engine Controls - Driveability Complaint Diagnosis|Page 3650 > < Engine Controls - Driveability Complaint Diagnosis