GTI L4-2.0L Turbo (BPY) (2007)
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Replace the Low Fuel Pressure Sensor G410.
If the specified value was not obtained:
Checking wiring
If the manufacturers test box is being used. Perform the following step.
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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.
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Using a Multimeter, check the Low Fuel Pressure Sensor G410 electrical harness connector terminals to the Motronic Engine Control Module
(ECM) J623 electrical harness connector T60 terminals for an open circuit according to the wiring diagram.
Low Fuel Pressure Sensor
Motronic Engine Control Module
G410 electrical harness
(ECM) J623 electrical connector
connector terminals
T60 terminals or test box socket
1
14
2
7
3
37
Specified value: 1.5 Ohms Max.
If the specification was not obtained:
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Check the wiring for a short circuit to each other, Battery (+), and Ground (GND).
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Check the electrical harness connector for damage, corrosion, lose or broken terminals.
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If necessary, repair the faulty wiring connection.
If no malfunction is detected in the wiring:
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Replace the Motronic Engine Control Module (ECM) J623.
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Install the engine cover with air filter.
Final procedures
After the repair work, the following work steps must be performed in the following sequence:
1. Check the DTC memory. See: Computers and Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/Diagnostic Mode 03:
Interrogating Fault Memory
2. If necessary, erase the DTC memory. See: Computers and Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/Diagnostic
Mode 04: Reset/Delete Diagnostic Data
3. If the DTC memory was erased, generate readiness code.
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End of diagnosis.