New Beetle GLS L4-2.0L (AZG) (2002)
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Check DTC memory, if necessary, repair any malfunctions and then erase DTC memory. See: Computers and Control Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Reading Diagnostic Trouble Codes
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Read readiness code. If DTC memory has been erased or engine control module was disconnected from permanent positive, readiness code must
be generated again.
See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If no sensor malfunction is detected:
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Remove inner plenum chamber cover, left:
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Connect test box V.A.G 1598/31 to control module wiring harness. Engine control module is not connected by this action.
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Check wiring for open circuit between test box and 3-pin connector using wiring diagram.
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Terminal 1 + socket 108
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Terminal 2 + socket 90
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Terminal 3 + socket 82
Wire resistance: Max. 1.5 Ohms
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Additionally check wires for short to one another.
Specification : Infinity Ohms
If no wiring problem is detected:
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Remove sensor and check sensor wheel for secure fit, damage and run- out.
NOTE: There is a larger gap on the sensor wheel. This gap is the reference mark and does not mean that the sensor wheel is damaged.
If no malfunction is detected on sensor wheel:
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Replace Engine Control Module (ECM).