volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Engine Coolant Temperature (ECT) Sensor (on Radiator), Checking|Page 2684 > < Diagram Information and Instructions|Page 2679
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Engine Temperature Sensor: Testing and Inspection
Engine Coolant Temperature (ECT) Sensor (on Radiator), Checking

Engine Coolant Temperature (ECT) Sensor (on Radiator), Checking 

Recommended special tools and equipment 

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VAG1526 multimeter or VAG1715 multimeter

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VAG1594 connector test kit

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Wiring diagram

Test requirements 

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

Electrical Wiring Diagrams and Component Locations
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Ground (GND) connections between engine and chassis must be OK.

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Ignition switched off.

Test sequence 

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

Checking resistance 

Engine Coolant Temperature (ECT) Sensor (on Radiator), Checking|Page 2684 > < Diagram Information and Instructions|Page 2679