01-48
 
Diagnostic Trouble 
Code (DTC)  
Malfunction text  
MIL  
Corrective action  
SAE  
VAG  
  
  
  
P1624   18032   MIL Request Sign. active   Immed.  
 Repair Manual, 5 Spd. Automatic Transmission 01V, 
Repair Group 01  - Check DTC memory for Transmission Control Module 
(TCM) and correct malfunctions 
P1626   18034   CAN-Bus  
Missing Message from 
Transm. Contr.  2 Dcy  
- Check CAN-Bus   page 24
-172
P1640   18048   Internal Contr. Module 
(EEPROM)   
Error  2 Dcy  
- Replace ECM   page 01
-68
P1681   18089   Contr. Unit Programming  
Programming not Finished  Immed.  
- Replace ECM   page 01
-68
P1690   18098   Malfunction Indicator Light  
Malfunction  Off  
- Check wire from ECM to Malfunction Indicator Light 
(MIL)  page 01
-2 
Note for DTC P1624/18032:  
If this malfunction is detected by the Transmission Control Module (TCM), the MIL is switched on by the ECM. In this case, 
the ECM stores the malfunction "MIL Request Sign. active" (DTC P1624/18032). After repairing the malfunction, erase DTC 
memory of the ECM. 
Pa
ge 65 of 97 On Board Dia
gnostic 
(OBD
)
11/23/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.FU03.01.1