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HOMESERVICE MANUALSVOLKSWAGEN2016TIGUAN R-LINE, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEM2.0L - GENERIC SCAN TOOL - ENGINE CODE: CCTA (2 OF 2)ST GENERIC SCAN TOOLDIAGNOSIS AND TESTINGDIAGNOSTIC PROCEDURESLIN-BUS CIRCUIT, CHECKINGTEST PROCEDURE
2016 Volkswagen Tiguan R-Line, AWD

Test Procedure

2016 Volkswagen Tiguan R-Line, AWDSECTION Test Procedure

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

Start diagnosis

-- Disconnect the Radiator Identification Sensor -G611- electrical harness connector.

-- Turn the ignition switch ON.

-- Using a multimeter, connect the red multimeter lead to terminal 3 of the Radiator Identification Sensor -G611- module connector and the black lead to ground.

Specified value: Battery voltage.

If the specified value was Not obtained:

-- Check for an open or grounded circuit between terminal 3 and Fuse for an open, short or high resistance in circuit (Refer to applicable wiring diagram for fuse positions).

-- Repair the circuit and replace any open fuses.

If the specified value was obtained:

-- Connect the black multimeter lead to terminal 1 of the Radiator Identification Sensor -G611- harness connector and the red lead to Battery positive.

Specified value: Battery voltage.

If the specified value was Not obtained:

-- Check for an open circuit or high resistance between Radiator Identification Sensor -G611- terminal 1 and the Engine Control Module -J623- connector terminal 52.

Checking wiring

-- Disconnect the Engine Control Module -J623- T94 electrical harness connector.

-- Disconnect the Radiator Identification Sensor -G611- module T3 electrical harness connector.

-- Using a multimeter, check the Engine Control Module -J623- T94 electrical harness connector terminal 64 to the Radiator Identification Sensor -G611- module T3 electrical harness connector terminal 2 for resistance.

Specified value: 1.5 Ξ© max

If the specified value was Not obtained:

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

-- If necessary, repair the faulty wiring connection.

If the specified value was obtained:

-- Replace the Radiator Identification Sensor -G611- (radiator assembly). Refer to the Repair Information.

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:

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