Jetta GLS Wagon L4-1.8L Turbo (AWP) (2002)
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Transmission Position Switch/Sensor: Testing and Inspection
Driving Range Signal, Checking
Vehicles with automatic transmission only
Engine control module receives following information from transmission control module:
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 equipment
-
VAG1551 scan tool or VAG1552 mobile scan tool with VAG1551/3B cable
-
VAG1598/31 test box
-
VAG1526 hand multimeter or VAG1715 multimeter
-
VAG1594 adapter set
-
Wiring diagram
Test conditions
-
Selector lever of the automatic transmission must be in "P" or "N" position.
Test sequence
-
Connect VAG1551 scan tool (VAG1552). Switch ignition on and select engine control module with "Address word" 01. (Connecting scan tool
and selecting engine control module) See: Computers and Control Systems/Testing and Inspection/Reading and Clearing Diagnostic Trouble
Codes/Scan Tool Connecting/With Manufacturer's Scan Tool/Connecting VAG 1551 Scan Tool
Indicated on display
Rapid data transfer
HELP
Select function XX
-
Press keys 0 and 8 for function "Read measured value block" and confirm entry with Q key.
Indicated on display
Read measured value block
HELP
Input display group number XXX
-
Press keys 0, 5 and 6 for "Display group number 56" and confirm entry with Q key.
Indicated on display: (1 to 4 = Display zones)
Read measured value block 56
->
1
2
3
4
-
Observe display zone 4. The display must read
Specification: x x x 0 x "Neutral".
-
Depress foot brake and select driving range. Display must jump to
Specification: x x x 1 x "Gear engaged".
If the specifications are obtained:
-
Press -> key.
-
Press keys 0 and 6 for "End output" function and confirm input with Q key.
-
Switch ignition off.
If the display does not change:
-
Check data bus See: Computers and Control Systems/Testing and Inspection/Component Tests and General Diagnostics/Terminal Resistance For
CAN-Bus, Checking
