New Beetle GLS L4-1.8L Turbo (AWV) (2001)
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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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Fuel pump relay must be OK
Test sequence
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Connect VAG 1551 scan tool (or 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-, -4- and -1- for "Display group number 41" and confirm entry with -Q- button.
Indicated on display (1 to 4 = Display zones)
Read measuring value block 41
->
1
2
3
4
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Check status of Heated Oxygen Sensor (HO2S) behind Three Way Catalytic Converter (TWC) in display field 4: Display: Htg.aC.ON,
Htg.aC.OFF (alternating)