Eurovan V6-2800cc 2.8L (AES) (2000)
Transmission Position Switch/Sensor: Testing and Inspection
Automatic transmission driving range signal, checking
The Engine Control Module (ECM) receives the following information from the Transmission Control Module (TCM):
Driving range selected (selector lever in 2/3/4/R/D) or No driving range selected (selector lever in P or N)
Special tools and testers
-
VAG 1551/1552 Scan Tool using VAG 1551/3 adapter cable
-
VAG 1598/18 Test Box
-
Fluke 83 multimeter (or equivalent)
-
VW 1594 Adapter kit
-
Wiring diagram
Test sequence
-
Connect VAG 1551 (VAG 1552) Scan Tool. Refer to Scan Tool Testing/VAG 1551 Scan Tool. See: Powertrain Management/Computers and
Control Systems/Testing and Inspection
-
With engine idling, press buttons -0- and -1- to select "Engine Electronics" address word 01.
Display will appear as shown
Rapid data transfer
HELP
Select function XX
-
Press buttons -0- and -8- to select "Read measuring value block" and confirm input with -Q- button.
Display will appear as shown
Read measuring value block
HELP
Input display group number XXX
-
Press buttons -0-, -0- and -8- to select "Display group number 8".
-
Press -Q- button to enter selection.
Display will appear as shown (1 to 4 = Display fields)
Read measuring value block 8
->
1
2
3
4
-
Observe automatic transmission range signal in Display field 2.
Display Group 8