Golf GLS L4-2.0L (AEG) (2001)
NOTE: DTC print-out must remain with dealerships repair order copy.
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If no front oxygen sensor DTC is present, turn ignition switch to "OFF" position and go to SECTION C
Section B
SECTION B - Front Oxygen Sensor Replacement
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Disconnect wire harness connector from oxygen sensor
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Use special tool 3337 to remove front oxygen sensor -1- from exhaust manifold
NOTE: Coat threads of new oxygen sensor, 06A 906 262 Q, using anti-seize compound not containing silicon and marked safe for oxygen
sensors . Do not allow compound to enter slots on sensor body
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Install new oxygen sensor (06A 906 262 Q) and tighten to 50 Nm (37 ft. lbs.)
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Reconnect oxygen sensor to wire harness
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Proceed to SECTION C
Section C
SECTION C - ECM Reprogramming
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Disconnect VAS 5051/6 cable from vehicle
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Press "Go To" button on VAS 5051
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Select "Exit"
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Insert CD ROM, 1J0 909 961, into VAS 5051 -arrow-
NOTE: To ensure work completion, VAS 5051 must be connected to a 110V supply, before VAS 5051 internal battery loses required voltage
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VAS 5051 Start-up screen: press "Applications" button -arrow-
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Step-by-step instructions for reprogramming ECM will follow