TT Quattro Coupe V6-3.2L (CBRA) (2008)
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: Computers and Control Systems/Testing and
Inspection/Scan Tool Testing and Procedures/Diagnostic Mode 03 - Read DTC Memory.
2. If necessary, erase the DTC memory. Refer to => [ Diagnostic Mode 04 - Erase DTC Memory ] See: Computers and Control Systems/Testing and
Inspection/Scan Tool Testing and Procedures/Diagnostic Mode 04 - Erase DTC Memory.
3. If the DTC memory was erased, generate readiness code. Refer to => [ Readiness Code ] See: Computers and Control Systems/Testing and
Inspection/Monitors, Trips, Drive Cycles and Readiness Codes.
End of diagnosis
Knock Sensor (KS) 2 (G66), Checking
‹› Use only gold-plated terminals when servicing terminals in the electrical harness connectors of the Knock Sensor (KS) 2 (G66).
Special tools, testers and auxiliary items required
‹› Multimeter.
‹› Wiring diagram.
Test requirements
‹› The mounting bolt of Knock Sensor (KS) 2 (G66) tightened to 20 Nm.
‹› The Engine Control Module (ECM) ( J623) fuses 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: Computers and Control Systems/Testing and Inspection/Scan
Tool Testing and Procedures/Diagnostic Mode 09 - Read Vehicle Information.
Start diagnosis
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Disconnect the Knock Sensor (KS) 2 (G66) electrical harness connector- arrow -.