volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Engine Coolant Temperature Sensor on Radiator, Checking|Page 2651 > < Coolant Fan Control (FC) Control Module 2 J671|Page 2644
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Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
Engine Coolant Temperature Sensor on Radiator, Checking

Diagnostic Procedures

Engine Coolant Temperature Sensor on Radiator, Checking

Special tools, testers and auxiliary items required

‹› Multimeter (VAG1526) or multimeter  (VAG1715)

‹› Connector test kit (VAG1594)

‹› Wiring diagram

Test requirements

Fuses in E-box (in plenum chamber, left) must be OK: 

Ground (GND) connections between engine and chassis must be OK.

Ignition switched off.

Test sequence

-

Disconnect 2-pin connector from Engine Coolant Temperature  (ECT) Sensor (on Radiator) (G83) (arrow).

Checking resistance

Engine Coolant Temperature Sensor on Radiator, Checking|Page 2651 > < Coolant Fan Control (FC) Control Module 2 J671|Page 2644