Jetta GLS VR6 V6-2.8L (AFP) (2001)
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Additionally, check wires all for short to one another.
Specified value: infinity ohms
If no wiring fault is detected:
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Replace Heated Oxygen Sensor (HO2S) -G39- before Three Way Catalytic Converter (TWC), item 30. Refer under "Fuel Delivery and Air
Induction/Fuel Injector", See: Fuel Delivery and Air Induction/Service and Repair
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Check DTC memory, if necessary, repair any malfunctions and then erase DTC memory.
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Display readiness code.
If DTC memory has been erased or the Engine Control Module (ECM) was disconnected from permanent battery (B+) voltage, the readiness code
must be generated again.
Heater Check
Heated Oxygen Sensor (HO2S) -G39- Before Three Way Catalytic Converter (TWC), Checking
NOTE: Only gold plated terminals may be used to repair the contacts in the oxygen sensor harness connectors.
Special tools and equipment
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VAG1551 Scan Tool (ST) or VAG1552 mobile scan tool with VAG1551/3 adapter cable
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VAG 1598/31 test box
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Multimeter (Fluke 83 or equivalent)
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VW1594 adapter set
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Wiring diagram
Test requirements
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Fuse 43 OK
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Battery (B+) voltage at least 11.5 V
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Fuel pump relay OK
Test sequence
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Connect VAG1551 (VAG1552) Scan Tool (ST).
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Switch ignition on and press buttons -0- and -1- to insert "Engine Electronics" address word 01. When doing this engine must be running at idle.
Indicated on display
Rapid data transfer
HELP
Select function XX
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Press buttons -0- and -8- to select "Read Measuring Value Block" function 08.
Indicated on display
Read Measuring Value Block
Input display group number XXX