TT Quattro Coupe V6-3.2L (CBRA) (2008)
‹› Fuel Pump (FP) 2 Relay (J49) OK.
‹› Battery voltage at least 12.5 volts.
‹› All electrical consumers such as, lights and rear window defroster, switched off.
‹› Vehicles with automatic transmission, shift selector lever into position " P" or "N".
‹› A/C switched off.
‹› Ground (GND) connections between engine/transmission/chassis OK.
‹› Ignition switched off.
Test procedure
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Perform a preliminary check to verify the customers complaint. Refer to => See: Powertrain Management/Computers and Control
Systems/Testing and Inspection/Scan Tool Testing and Procedures/Diagnostic Mode 09 - Read Vehicle Information.
Start diagnosis
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Remove the engine cover with air filter.
Checking internal resistance
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Disconnect the Heated Oxygen Sensor (HO2S) 2 ( G108) electrical harness connector - 1 -.
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Using a multimeter, check the Heated Oxygen Sensor (HO2S) 2 (G108) terminals 3 to 4 for resistance.