Passat GLS Wagon L4-1.8L Turbo (AUG) (2001)
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Replace knock Sensor(s)
If specified value is obtained:
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Connect VAG 1598/31 adapter cable to control module wiring harness. Engine Control Module (ECM) is not connected.
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Check wiring between test box and 3-pin connector for open circuit according to wiring diagram.
G61:
G66:
Terminal 2 + socket
106
107
Terminal 2 + socket
99
99
Terminal 3 + socket
108
108
Wire resistance: max: 1.5 Ohms
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Check wires for shorts among one another.
If no malfunctions are found in wires:
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Loosen the Knock Sensor (KS) and then retighten it to 20 Nm.
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Perform a road test.
The following operating conditions must be obtained during road test:
