Jetta GLS V6-2.8L (AFP) (2002)
Camshaft Position Sensor: Testing and Inspection
With Manufacturer's Scan Tool
Camshaft Position (CMP) Sensor -G40-, Checking
NOTE: Only gold-plated contacts must be used to repair the contacts in the Camshaft Position (CMP) sensor -G40- harness connector.
Special tools and equipment
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VAG1598/31 test box
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Multimeter (Fluke 83 or equivalent)
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VW1594 adapter set
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Wiring diagram
Test conditions
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Camshaft Position (CMP) sensor -G40- screwed on tight
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Battery (B+) voltage at least 11.5 V
Test sequence
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Disconnect 3-pin harness connector from Camshaft Position (CMP) sensor -G40- (arrow).
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Connect multimeter to measure voltage with adapter cables from VW1594 to terminals 1 (B+) and 3 (GND) on Camshaft Position (CMP) sensor
-G40- harness connector.
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Switch ignition on.
Specified value: min. 4.5 V
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Switch ignition off.
If no voltage is present:
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Remove wiper arms and plenum chamber cover.