Golf L4-2.0L (AEG) (1999)
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Replace ABS control module:
If the resistance value is within specified range:
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Remove air cleaner
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Release ABS control module harness connector and disconnect.
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Check wiring between engine and ABS control module for short to Ground (GND) and for short to positive.
If no malfunction is found in the wiring:
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Reconnect Engine Control Module (ECM) harness connector.
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Connect VAG 1598/21 test box -1- to ABS control module wiring harness -2-.
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Check terminal resistor in Engine Control Module (ECM).
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To do this, perform resistance measurement between test box sockets 10 + 11:
Specified value: 115-135 ohms
If the resistance value is outside the specified range:
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Replace Engine Control Module (ECM)
Vehicles with automatic transmission
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Remove wiper arms and plenum chamber cover.