Jetta Sedan L5-2.5L (CBTA) (2009)
Specified value: 1.0 to 5.0 ohms (at 20° C)
If the specification was not obtained:
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Replace the Throttle Valve Control Module (J338).
If the specification was obtained:
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Check the voltage supply of the Throttle Valve Control Module (J338) to the Motronic Engine Control Module (ECM) (J623).
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--> [ Throttle Position Sensor/Accelerator Pedal Position Sensor 2, Checking ] See: Computers and Control Systems/Testing and
Inspection/Component Tests and General Diagnostics/Throttle Position Sensor/Accelerator Pedal Position Sensor 2, Checking.
Checking voltage supply and wiring
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Switch the ignition on.
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Using a multimeter, check the Throttle Drive (for Electronic Power Control (EPC)) (G186) at the Throttle Valve Control Module (J338) electrical
harness connector terminals 2 to 6 for voltage.
Specified value: at least 4.5 V
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Switch the ignition off.
If the specification was not obtained:
Checking wiring
If the manufacturers test box is being used, perform the following step.