Passat Sedan 4Motion V6-2.8L (ATQ) (2003)
Camshaft Position Sensor: Testing and Inspection
With Generic Scan Tool
Camshaft Position Sensors, Checking
The following procedure is used to diagnose both Camshaft Position (CMP) Sensor G40 and Camshaft Position (CMP) Sensor 2 G163
Note:
Use only gold-plated terminals when servicing terminals in harness connectors of Camshaft Position (CMP) Sensor G40 and Camshaft
Position (CMP) Sensor 2 G163.
Special tools, testers and auxiliary items required
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Multimeter.
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Wiring diagram.
Test requirements
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The Engine Control Module (ECM) J220 fuses OK.
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Battery voltage at least 12.5 volts.
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All electrical consumers such as, lights and rear window defroster, switched off.
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Vehicles with automatic transmission, shift selector lever into position "P" or "N" .
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A/C switched off.
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Ground (GND) connections between engine/transmission/chassis OK.
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Ignition switched off.
Test procedure
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Perform a preliminary check to verify the customers complaint.
Start diagnosis
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Disconnect the Camshaft Position (CMP) Sensor G40 electrical harness connector -A arrow- or Camshaft Position (CMP) Sensor 2 G163 -B
arrow-
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Switch the ignition on.