volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Radiator Cooling Fan Temperature Sensor / Switch > < With Manufacturer's Scan Tool|Page 675
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Generate readiness code. 

See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes

If no malfunctions are detected in the wires and the resistance values are OK:

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Replace Motronic Engine Control Module (ECM) -J220-.

Radiator Cooling Fan Temperature Sensor / Switch > < With Manufacturer's Scan Tool|Page 675