S4 Sedan L5-2226cc 2.22L DOHC Turbo (AAN) (1992)
Overfilling or inadequate filling impairs the transmission function.
The ATF temperature is read on the VAG1551 scan tool.
Checking ATF temperature
Connect VAG1551 scan tool, press buttons -0-and -2- to select "Transmission Electronics" address word 02 and keep pressing until "Select function
XX" is indicated on display. Refer to Powertrain Management/Computers and Control Systems/Testing and Inspection/Procedures See: Powertrain
Management/Computers and Control Systems/Testing and Inspection
Press buttons -0- and -8- to select "Read Measuring Value Block" function O8 and press -Q- button to confirm input.
Vehicles with 2.8L - 128 kW up to approx. 9/92
Note: The Transmission Control Module (TCM) is identified with "01D" during entry into On Board Diagnostic (OBD).
If indicated on display:
Press buttons -0-, -0- and -0- to input display group number 000 and press -Q- button to confirm input.
If indicated on display:
Read ATF temperature in display field 1.
Note: The displayed value, minus 50, results in the ATF temperature in degrees Celsius (e.g. display 110 - 50 = 60° C). Precise display does not
occur until 40°C.
Vehicles with 55-pin control module: approx. 9/92 and up
2.8L - 128kW ca. 9/92 and up, 2.2L - 169kW
Note: The Transmission Control Module (TCM) is identified with "01K" during entry into On Board Diagnostic (OBD).
If indicated on display:
Press buttons -0-, -0- and -4- to input display group number 004 and press -Q- button to confirm input.
If indicated on display:
Read ATF temperature in display field 4.
Vehicles with 88-pin control module: mid-year 96 and up (running change)
If indicated on display:
Press buttons -0-, -0- and -4- to input display group number 004 and press -Q- button to confirm input.