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HOMESERVICE MANUALSAUDI2010A3 2.0T, 2.0 E, STANDARDREPAIR AND DIAGNOSISTRANSMISSIONTRANSMISSION CONTROL SYSTEMS2.0L - GENERIC SCAN TOOL - ENGINE CODE(S): CBFA (AS OF 11.2011)ST GENERIC SCAN TOOLDIAGNOSIS AND TESTINGDIAGNOSTIC PROCEDURESFUEL PRESSURE SENSOR, CHECKINGNOTES
2010 Audi A3 2.0T, 2.0 E, Standard

Fuel Pressure Sensor, Checking: Notes

2010 Audi A3 2.0T, 2.0 E, StandardSECTION Notes

Observe all safety precautions: SAFETY PRECAUTIONS 

View clean working conditions: CLEAN WORKING CONDITIONS 

Use only gold-plated terminals when servicing any component with gold-plated electrical harness connector terminals.

For wiring diagrams, component locations, and connector views, Refer to the applicable wiring diagram.

Special tools and workshop equipment required 

  • Multimeter
  • Wiring diagram.

Test requirements 

  • The Fuel Pump (FP) Control Module -J538- OK.
  • The Motronic Engine Control Module (ECM) - J623- fuses OK.
  • The fuel filter OK.
  • The battery voltage at least 12.5 V.
  • All electrical consumers switched off (radiator fan must NOT run during test).
  • A/C switched off.
  • The fuel tank at least 1 /4 filled.
  • The ignition switched off.

Test procedure 

-- Perform a preliminary check to verify the customers complaint. Refer to PRELIMINARY CHECK 

Start diagnosis 

-- Remove the engine cover with air filter. Refer to appropriate service information.

Fig 1: Identifying Engine Cover, Removal
GWWA10-10990Courtesy of AUDI OF AMERICA, LLC

-- Using a Multimeter, Check the Fuel Pressure Sensor - G247- electrical harness connector terminals 1 to 3 for voltage.

Fig 2: Checking Camshaft Position (CMP) Sensor G40 Electrical Harness Connector Terminals 1 To 3 For Voltage
GWWN28-0197Courtesy of AUDI OF AMERICA, LLC

Specified value: near 5.0 V

-- Switch the ignition off.

-- Continue test according to the following table:

Value Cause Test
If the specified value was not obtained: Open or shorted circuit CHECKING WIRING 
If the specified value was obtained: Check reference signal circuit CHECKING WIRING 
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.