Beetle L4-2.0L (AEG) (2000)
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Connect VAG 1598/22 Test Box to Control Module wiring harness. Check wiring for open circuit between Test Box and 3-pin harness connector
-2- using Wiring diagram
Terminal 1 + socket 67
Terminal 2 + socket 63
Terminal 3 + socket 56
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Wire resistance: maximum 1.5 Ohms
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Also check wires for short to one another.
Specification: Infinity Ohms
If wiring OK:
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Remove sensor and check sensor wheel for secure fit, damage and run-out.
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Check that the spacer for the sensor is seated securely.
NOTE: One of the gaps on the sensor wheel is larger than the others. This larger gap is the reference mark and should not be interpreted as sensor wheel
damage.
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Display the Readiness code. See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles
and Readiness Codes
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If DTC memory was erased or if the ECM was disconnected from Battery +, set the Readiness code. See: Powertrain Management/Computers and
Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If wiring OK and resistance measurement values OK
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Replace Engine Control Module.