Engine Controls - MIL ON/DTC P0234 Stored In Memory
01 P0234 and/or MIL on - A4, A5, A5 Cabriolet, and Audi Q5 2.0 TFSI
24 12 28
2027082/4
April 24, 2012.
Supersedes Technical DIAGNOSIS AND REPAIR Group 24 number 11 - 93 dated October 21, 2011 for reasons listed below.
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 188
Affected Vehicles
Condition
Only P0234 (Turbo/Super Charger Overboost Condition) set in control unit and/or MIL on.
Technical Background
P0234 can be set inadvertently by the software application.
Note:
P0234 can be set with an actual cause in combination with loss of engine power, low/uneven engine performance, based on charge pressure control.
Production Solution
Not applicable.
Service
Service software update with SVM code 01A050.
SVM Update Instructions
1. Follow all instructions in the attached TSB 2011732 00 Software Version Management (SVM), operating instructions.
2. Update the ECM (J623) using the SVM action code as listed in the table above if necessary.
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 189
Warranty
Additional Information
The following Technical DIAGNOSIS AND REPAIR(s) will be necessary to complete this procedure:
^ TSB 2011732, 00 Software Version Management (SVM), operating instructions
All parts and service references provided in this TSB are subject to change and/or removal. Always check with your Parts Department and service
manuals for the latest information.
Attachment
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 190
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 191
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 192
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 193
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 194
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 195
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 196
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 197
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 198
Audi A4 Quattro Sedan (8K2) L4-2.0L Turbo (CAEB) Page 199
^ TSB 2011732, 00 Software Version Management (SVM), operating instructions
