Jetta V6-2.8L (BDF) (2002)
Transmission Position Switch/Sensor: Testing and Inspection
Transmission Range Signal, Checking
Vehicles With An Automatic Transmission
Motronic Engine Control Module (ECM) -J220-receives following information from transmission control module:
Driving range selected (selector lever in 2/3/4/R/D)
or
No transmission range selected (selector lever in P or N)
Special tools, workshop equipment, testers, measuring instruments and auxiliary items required
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VAG 1551 Scan tool (or VAG 1552) with VAG 1551/3 adapter cable
NOTE: All functions which could previously be performed with VAG 1551/1552 can also be performed with the VAS 5051.
Test prerequisites
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The fuses must be OK.
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The battery voltage must be at least 11.5 V.
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All electrical accessories, e.g. lights and rear window heating must be switched off.
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If the vehicle is equipped with air conditioning, it must be turned off.
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Selector lever must be in position "P" or "N" on vehicles with an automatic transmission.
Test sequence
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Connect VAG 1551 Scan tool (or VAG 1552) and select engine electronics control module with the "Address word" 01. When doing this the
engine must be running at idle speed: ((VAG 1551 and Motronic Engine Control Module (ECM) -J220-, connecting and selecting. Refer to "Scan
Tool Testing/Scan Tool Connecting and Initial Checks", Under Powertrain Management/Computers and Control Systems/Testing and Inspection.
See: Computers and Control Systems/Testing and Inspection
Indicated on display:
Rapid data transfer
HELP
Select function XX
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Press buttons -0- and -8- for function "Read measured value (data) block" and confirm entry with -Q- button.