Jetta Sedan L5-2.5L (CBTA) (2009)
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Install the test box.
If the manufacturers test box is not being used, perform the following step.
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Remove the Motronic Engine Control Module (ECM) (J623). Refer to --> [ Motronic Engine Control Module, Replacing ] See: Engine Control
Module/Service and Repair/Motronic Engine Control Module, Replacing.
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Using a multimeter, check the Throttle Position (TP) Sensor (G79)/Accelerator Pedal Position Sensor 2 (G185) electrical harness connector
terminals to the Motronic Engine Control Module (ECM) (J623) electrical connector T94 for an open circuit.
Specified value: 1.5 ohms max.
If the specification is not obtained:
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Check the wiring for a short circuit to each other, Battery (+), and Ground or high resistance).
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Check the electrical harness connector for damage, corrosion, loose or broken terminals.
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If necessary, repair the faulty wiring connection.
If no malfunction is detected in the wiring and if the voltage supply was OK:
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Replace the Throttle Position (TP) Sensor (G79)/Accelerator Pedal Position Sensor 2 (G185).
If no fault is detected in the wiring and the voltage supply was not OK:
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Replace the Motronic Engine Control Module (ECM) (J623). Refer to --> [ Motronic Engine Control Module, Replacing ] See: Engine Control
Module/Service and Repair/Motronic Engine Control Module, Replacing.
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Install the drivers side storage compartment.
Final procedures
After the 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 ] See: Testing and Inspection/Reading and Clearing Diagnostic