Porsche 996 TT Repair Manual page 633

Remove the receptacle with hose and insert the rapid−action coupling onto the fuel return line. Be sure
that the coupling is fitted correctly (must engage audibly) by pulling the line apart!
10. Install underside panels ' 911 Carrera (996), 51 90 19 Removing and installing underside panels.
11. Switch off ignition, switch off Porsche System Tester and disconnect.
996420, 996421, 996450, 996451, 996620, 996621, 996650, 996651, 996840, 996841
20 66 01 Checking quantity delivered by fuel pump
einordnung
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