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HOMESERVICE MANUALSVOLKSWAGEN2011JETTA TDI, 4D SEDAN, AUTOMATIC DCTREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALEXHAUST2.0L - GENERIC SCAN TOOL - ENGINE CODE: CJAA (SEDAN)ST GENERIC SCAN TOOLDIAGNOSIS AND TESTINGDIAGNOSTIC PROCEDURESFUEL TEMPERATURE SENSOR -G81-, CHECKINGCHECKING WIRING
2011 Volkswagen Jetta TDI, 4D Sedan, Automatic DCT

Checking wiring

2011 Volkswagen Jetta TDI, 4D Sedan, Automatic DCTSECTION Checking wiring

-- Remove the Engine Control Module (ECM) -J623-.

-- Using a Multimeter, check the Fuel Temperature Sensor -G81- electrical harness connector to the Engine Control Module (ECM) -J623- electrical harness connector T60 for an open circuit.

Fuel Temperature Sensor -G81- electrical harness connector terminals Engine Control Module (ECM) -J623- electrical harness connector T60 terminals.
1 53
2 42

Specified value: 1.5 Ω Max.

If the specified value was Not obtained: 

-- Check the wiring connection for an open circuit, short circuit to Battery positive or Ground

-- Check the wiring connection for damage, corrosion, loose or broken terminals.

-- If necessary, repair the faulty wiring connection and replace any open fuses.

-- Go to Final procedures

If the specified value was obtained: 

-- If no faults were found. Replace the Fuel Temperature Sensor -G81-.

-- Go to Final procedures

Final procedures 

After repair work, the following work steps must be performed in the following sequence:

  1. Check the DTC memory. Refer to DIAGNOSTIC MODE 03 - READ DTC MEMORY .
  2. If necessary, erase the DTC memory. Refer to DIAGNOSTIC MODE 04 - ERASE DTC MEMORY .
  3. If the DTC memory was erased, generate readiness code. Refer to READINESS CODE .
RENDER: 1.0x

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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.