New Beetle GLS L4-1.8L Turbo (AWV) (2001)
Engine Speed Sensor: Testing and Inspection
Engine Speed Signal (RPM), Checking
Engine Speed Signal (RPM), Checking
Special tools, test equipment and auxiliary items
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VAG 1551 scan tool or VAG 1552 mobile scan tool with VAG 1551/3B cable
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VAG 1598/31 test box
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VAG 1526 hand multimeter or VAG 1715 multimeter
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VAG 1594 adapter set
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Electrical Wiring Diagram
Test conditions
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All fuses must be OK
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Battery voltage must be at least 11.5 V
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Speedometer must be OK., checking speedometer
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Selector lever must be in position "P" or "N" on vehicles with an automatic transmission
Test sequence
NOTE: To check the speed signal the vehicle must be driven and a second person is necessary.
WARNING!
During a road test in an airbag-equipped vehicle, test equipment must always be fastened to and operated from the rear seat by a second
technician.
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Connect VAG 1551 scan tool ((VAG 1552). Start engine and select "Address word" 01 of Motronic Engine Control Module (ECM) -J220-.
Engine must be running at idle speed. Connecting scan tool and selecting Motronic Engine Control Module (ECM) -J220-. See: 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
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Press buttons -0- and -8- for function "Read measuring value block" and confirm entry with -Q- button.
Indicated on display
Read measuring value block
Input display group number XXX
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Press buttons -0-, -0- and -5- for "Display group number 5" and confirm entry with -Q- button.
Indicated on display (1 to 4 = Display zones)