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Home >> Audi >> 2017 >> RS 3 >> Repair and Diagnosis >> External Pages >> Different car >> Section 36 (GENERIC SCAN TOOL [CNTA, CNTC, CNSB] (5 Of 5) -- (A3 SEDAN)) >> Generic Scan Tool >> Diagnosis And Testing >> Diagnostic Procedures >> Fuel Delivery Unit -GX1- / Fuel Pump Control Module -J538-, Checking >> General Description

Fuel Delivery Unit -GX1- / Fuel Pump Control Module -J538-, Checking: General Description

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The Engine Control Module -J623- informs the Fuel Pump Control Module -J538- the demand needed for fuel volume and pressure and activates the Transfer Fuel Pump -G6-. The Transfer Fuel Pump -G6- transfers fuel to the rest of the fuel system, where it is monitored by the Engine Control Module -J623- through sensors, and controlled through regulators and/or metering valves.

Note the Transfer Fuel Pump -G6- is also known as the Fuel Delivery Unit -GX1-.

The Fuel Delivery Unit -GX1- contains the following components:

The Fuel Delivery Unit -GX1- components cannot be serviced separately, and they must be serviced as a unit.

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