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Home >> Porsche >> 2021 >> 911 Targa 4 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 52 (20 Fuel Supply, Actuator 3.8L (Eng Code MDK.H) -- 992 - 911 CARRERA (992)) >> WM, 200101 Checking Fuel System For Leaks >> Technical Values

Technical Values

WARNING: This page is about a different variant/trim than selected.
Location Description Type Basic value Tolerance 1 Tolerance 2
High-pressure pump to cylinder head Screw, M6 x 20 -replace screws Tightening torque 13 Nm (9.5 ftlb.)    
Holder for fuel lines Screw, M6 Tightening torque 13 Nm (9.5 ftlb.)    
Fuel collection pipe to cylinder head Screw, M8 x 80 -observe tightening sequence Initial tightening 10 Nm (7.5 ftlb.)    
Fuel collection pipe to cylinder head Screw, M8 x 80 -observe tightening sequence Final tightening torque angle + 90°    
Union nuts for fuel lines M14 x 1.5 - coat thread with Microgleit DF977 Initial tightening 8 Nm (6 ftlb.)    
Union nuts for fuel lines M14 x 1.5 - coat thread with Microgleit DF977 Final tightening torque angle + 50°    
Low-pressure sensor M10 x 1 Tightening torque 25 Nm (19 ftlb.)    
High-pressure sensor to fuel line M10 x 1 Tightening torque 37.5 Nm (27.5 ftlb.) +/- 2 Nm (1.5 ftlb.)  
High-pressure sensor to fuel line M10 x 1 Tightening torque 37.5 Nm (27.5 ftlb.) +/- 2 Nm (1.5 ftlb.)  
Test pressure Set on pressure reducer Pressure 8 bar +/- 1 bar