volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

A/C Pressure Switch, Checking|Page 11279 > < A/C Pressure Switch, Checking|Page 11277
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High Pressure Sensor / Switch: Testing and Inspection
High Pressure Sensor, Electrical Testing

High Pressure Sensor, Electrical Testing

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Check voltage and ground supply to sensor using wiring diagram. 

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Check wiring for short to one another.

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Check wiring for short to B+ and ground.

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Check wiring for short circuit between High Pressure Sensor (G65) and Coolant Fan Control (FC) Module (J293) using wiring diagram.

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If no wiring faults can be determined, replace High Pressure Sensor (G65).

A/C Pressure Switch, Checking|Page 11279 > < A/C Pressure Switch, Checking|Page 11277