volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Oxygen Sensor (Before Three Way Catalyst) Aging Check|Page 1419 > < Oxygen Sensor (Before Three Way Catalyst) Aging Check|Page 1417
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Specification: Infinity Ohms

If wiring OK 

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Replace Engine Control Module.

NOTE:  If DTC memory has been erased or the Engine Control Module was disconnected from its Voltage supply, the Readiness Code must be created
again , See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes

Oxygen Sensor (Before Three Way Catalyst) Aging Check|Page 1419 > < Oxygen Sensor (Before Three Way Catalyst) Aging Check|Page 1417