Golf III L4-1984cc 2.0L SOHC (1993)
EGR Temperature Sensor: Testing and Inspection
PRE-TEST REQUIREMENTS
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Engine coolant temperature at least 80°C (176°F).
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All electrical consumers (including A/C) switched OFF.
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Radiator fan must not run while performing tests.
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Vacuum connections tight and without leaks.
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Vacuum hoses not pinched or plugged.
Exhaust Gas Recirculation Component Layout
TEST PROCEDURE
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Locate and disconnect EGR Temperature Sensor harness connector (# 7 in image).
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Switch multimeter to 20 VDC range.
Connector 2-wire
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Connect multimeter between terminals of sensor harness connector.
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Turn ignition switch ON, voltage at connector should be:
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Approximately 5 VDC.
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IF NOT, check wiring and repair as necessary.
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IF YES, turn ignition switch OFF continue with test
