Touareg V8-4.2L (BHX) (2004)
Camshaft Position Sensor: Testing and Inspection
Diagnostic Procedures
Camshaft Position Sensor, Checking
‹› Use only gold-plated terminals when servicing terminals in harness connector of sensors.
Special tools, testers and auxiliary items required
‹› Multimeter (VAG1526) or multimeter (VAG1715)
‹› Connector test kit (VAG1594)
‹› Wiring diagram
Test requirements
‹› Fuses in E-box (plenum chamber, left) must be OK:
‹› Battery voltage must be at least 11.5 volts.
‹› All electrical consumers such as, for example, lights and rear window defroster must be switched off.
‹› Parking brake must be engaged or else daylight driving lights will be switched on.
‹› For vehicles with automatic transmission, selector lever must be in P.
‹› If vehicle is equipped with an A/C system, it must be switched off.
‹› Ground (GND) connections between engine and chassis must be OK.
‹› Ignition switched off.
Test sequence
Cylinder bank 1
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Disconnect the 3-pin connectors from Camshaft Position (CMP) Sensor (G40) (arrow).