Engine Coolant Temperature (ECT) Sensor G62 - 4.2L 8-cylinder engine (Audi RS4), multi-pin connector assignments

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2009 Audi S4, 2009 Audi A4, 2008 Audi S4, 2008 Audi RS 4, and 2008 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

Switch off all electrical consumers.
Switch ignition off and remove ignition key.

Preparations

Fig 1: Removing Quick-Release Fasteners, Screws And Noise Insulation

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Release fasteners - 1 - and - 2 - and remove front noise insulation.

Fig 2: Disconnecting Electrical Connector On Engine Coolant Temperature (ECT) Sensor G62

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Disconnect electrical connection - 1 - at sensor.

NOTE:

Engine Coolant Temperature (ECT) Gauge Sensor G62 is accessible from lower right with engine installed.
Engine shown removed for clarity.

Fig 3: Identifying 2-Pin Electrical Harness Connector & Terminals

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Pin assignment for 2-pin connector at Engine Coolant Temperature (ECT) Gauge Sensor G62

Wiring from sensor to instrument cluster (temperature gauge)
Ground (GND) ( - )