2015 BMW 6 Series Gran Coupe engine fastener tightening specifications

in your garage to make future searches easy.

Condition	Value

expand_moreAir intake system

expand_moreIntake manifold


640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Tighten the screws in steps.
640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Tighten the screws in steps.
All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt deflection pulley

expand_more640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)


M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_more640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)


M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m


640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreAuxiliary drive belt tensioner

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll other modifications


M10	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m

expand_moreAuxiliary drive belt tensioner


M10	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreAir-conditioning compressor


640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)	13.28–17.7 lbf⋅ft13.28–17.7 lbf⋅ft18–24 N⋅m
650 i xDrive with gasoline V8 4.4 L 443 HP engine (2011.11–)	13.28–17.7 lbf⋅ft13.28–17.7 lbf⋅ft18–24 N⋅m
All other modifications	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m

expand_moreAir-conditioning compressor pressure line

expand_more640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)


M6	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_more640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)


M6	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreAll other modifications


M6	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
M8	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m

expand_moreAlternator


640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m
650 i xDrive with gasoline V8 4.4 L 443 HP engine (2011.11–)	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m
All other modifications	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m


Vacuum pump	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Vacuum pump sprocket wheel	48.68 lbf⋅ft48.68 lbf⋅ft66 N⋅m
Clean and lubricate the screws.

expand_moreCarburetion

expand_moreFuel-distributing pipe


640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


M6	6.64–8.11 lbf⋅ft6.64–8.11 lbf⋅ft9–11 N⋅m

expand_moreHigh-pressure line

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


On high-pressure pump	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m
On rail	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


On high-pressure pump	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m
On rail	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

expand_moreM14


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreAll other modifications


On high-pressure pump	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m
On rail	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_moreHigh-pressure pump


640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Tighten the new screws evenly in several steps.
650 i xDrive with gasoline V8 4.4 L 443 HP engine (2011.11–)	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Tighten the new screws evenly in several steps.

expand_moreHigh-pressure pump pulley


Cap	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace the cover plate.
Central screws	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreInjection hoses

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


On injector	14.75–19.18 lbf⋅ft14.75–19.18 lbf⋅ft20–26 N⋅m
On rail	14.75–19.18 lbf⋅ft14.75–19.18 lbf⋅ft20–26 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


On injector	14.75–19.18 lbf⋅ft14.75–19.18 lbf⋅ft20–26 N⋅m
On rail	14.75–19.18 lbf⋅ft14.75–19.18 lbf⋅ft20–26 N⋅m

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

expand_moreM12


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Second stage	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreAll other modifications


On injector	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m
On rail	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_moreInjection nozzle (injector)

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


Retaining clamp	8.85–10.33 lbf⋅ft8.85–10.33 lbf⋅ft12–14 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


Retaining clamp	8.85–10.33 lbf⋅ft8.85–10.33 lbf⋅ft12–14 N⋅m


650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)	8.11–11.06 lbf⋅ft8.11–11.06 lbf⋅ft11–15 N⋅m
650 i xDrive with gasoline V8 4.4 L 443 HP engine (2011.11–)	8.11–11.06 lbf⋅ft8.11–11.06 lbf⋅ft11–15 N⋅m

expand_moreAll other modifications


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace copper sealing rings.
Second stage	19.18 lbf⋅ft19.18 lbf⋅ft26 N⋅m

expand_moreCharging

expand_moreTurbo charger

expand_more640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)


M10 × 25 screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8 × 20 screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)


M10 × 25 screws	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8 × 20 screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


Clamps	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Use new parts.

expand_moreCooling system

expand_moreCoolant drain plug


M14	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.

expand_moreCoolant pump

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace sealing rings.


All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace sealing rings.

expand_moreCylinder head

expand_moreCamshaft bearing

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


Inlet camshaft	6.27 lbf⋅ft6.27 lbf⋅ft8.5 N⋅m

expand_moreOutlet camshaft

Figure 1. Cylinder head, Camshaft bearing, 640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–), Outlet camshaft.


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Note correct order of tensioning. See figure 1.
Second stage	60°60°60°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


Inlet camshaft	6.27 lbf⋅ft6.27 lbf⋅ft8.5 N⋅m

expand_moreOutlet camshaft


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Note correct order of tensioning. See figure 1.
Second stage	60°60°60°


650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Tighten the bearing cover of the camshafts in 1/2 turning steps from inside to outside.
650 i xDrive with gasoline V8 4.4 L 443 HP engine (2011.11–)	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Tighten the bearing cover of the camshafts in 1/2 turning steps from inside to outside.

expand_moreAll other modifications


Bearing cap	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
helically from the inside out

expand_moreBearing casing

Figure 2. Cylinder head, Camshaft bearing, All other modifications, Bearing casing.


Screws 1 – 20	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
See figure 2.

expand_moreCylinder head screws

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreScrews 1 – 10

Figure 3. Cylinder head, Cylinder head screws, 640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–), Screws 1 – 10.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 3.
Third stage	90°90°90°
Fifth stage	180°180°180°

expand_moreScrews 11 – 14


Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Fourth stage	90°90°90°
Sixth stage	180°180°180°

expand_moreScrews 15 – 18


Seventh stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreScrews 1 – 10


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 3.
Third stage	90°90°90°
Fifth stage	180°180°180°

expand_moreScrews 11 – 14


Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Fourth stage	90°90°90°
Sixth stage	180°180°180°

expand_moreScrews 15 – 18


Seventh stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

expand_moreScrews 1 – 10 (part number 11127607557)

Figure 4. Cylinder head, Cylinder head screws, 650 i with gasoline V8 4.4 L 443 HP engine (2011.11–), Screws 1 – 10 (part number 11127607557).


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screws. See figure 4.
Second stage	90°90°90°
Third stage	140°140°140°

expand_moreScrews 11 – 12


Fourth stage	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreAll other modifications

expand_moreScrews 1 – 14 (M12 × 1,5 × 200)

Figure 5. Cylinder head, Cylinder head screws, All other modifications, Screws 1 – 14 (M12 × 1,5 × 200).


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws. See figure 5.
Second stage	120°120°120°
Third stage	120°120°120°

expand_moreScrew 15


Fourth stage	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreValve cover


640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)	6.27 lbf⋅ft6.27 lbf⋅ft8.5 N⋅m
Note correct order of tensioning. See figure 6.

640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)	6.27 lbf⋅ft6.27 lbf⋅ft8.5 N⋅m
Note correct order of tensioning. See figure 6.

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

Figure 7. Cylinder head, Valve cover, 650 i with gasoline V8 4.4 L 443 HP engine (2011.11–).


First cylinder row	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Tighten in several steps. See figure 7.
Figure 8. Cylinder head, Valve cover, 650 i with gasoline V8 4.4 L 443 HP engine (2011.11–).
Second cylinder row	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Tighten in several steps. See figure 8.


All other modifications	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreEngine block

expand_moreConnecting rod bearing

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	140°140°140°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	140°140°140°

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

expand_moreNew connecting rod with new connecting rod screws


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Third stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Fourth stage	75°75°75°

expand_moreAll other modifications


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace and lightly oil the screw.
Second stage	70°70°70°

expand_moreCrankshaft central screws

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace and lightly oil the screw.
Second stage	270°270°270°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace and lightly oil the screw.
Second stage	270°270°270°

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

expand_moreM18 × 1,5 screws


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws. Oil bearing face.
Second stage	60°60°60°
Third stage	60°60°60°
Fourth stage	60°60°60°

expand_moreCrankshaft pulley


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreDrive plate

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	45°45°45°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	45°45°45°


All other modifications	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace screws.

expand_moreMain bearing

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreScrews 1 – 14 (M10 × 100)

Figure 9. Engine block, Main bearing, 640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–), Screws 1 – 14 (M10 × 100).


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws. See figure 9.
Second stage	70°70°70°

expand_moreM10 × 27 screw 15


Third stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
Fourth stage	90°90°90°

expand_moreM10 × 41 screw 15


Third stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
Fourth stage	90°90°90°

expand_moreScrew 15 (M8 × 37)


Third stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Fourth stage	90°90°90°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreScrews 1 – 14 (M10 × 100)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws. See figure 9.
Second stage	70°70°70°

expand_moreM10 × 27 screw 15


Third stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
Fourth stage	90°90°90°

expand_moreM10 × 41 screw 15


Third stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
Fourth stage	90°90°90°

expand_moreScrew 15 (M8 × 37)


Third stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Fourth stage	90°90°90°

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

expand_moreScrews 1 – 10

Figure 10. Engine block, Main bearing, 650 i with gasoline V8 4.4 L 443 HP engine (2011.11–), Screws 1 – 10.


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws. See figure 10.
Second stage	115°115°115°

expand_moreScrews 11 – 20


Third stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Fourth stage	55°55°55°

expand_moreScrews 21 – 30


Sixth stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Seventh stage	45°45°45°

expand_moreThreaded sleeve


Fifth stage	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m

expand_moreAll other modifications


First stage	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.
Second stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Third stage	60°60°60°
Fourth stage	60°60°60°

expand_moreVibration damper

expand_more640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	120°120°120°

expand_more640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	120°120°120°

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


M8	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


M8	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreEngine control

expand_moreBottom part of the control unit housing


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreM8


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Second stage	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_moreCamshaft timing chain guide rail

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreBearing screws


M7	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m

expand_moreM18


Cap	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreBearing screws


M7	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m

expand_moreM18


Cap	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


M14	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.


All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCamshaft timing chain slip rail

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


At the cylinder head	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


At the cylinder head	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCamshaft timing chain tensioner


640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Replace sealing rings.
640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Replace sealing rings.

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


M7	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m


All other modifications	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace sealing rings.

expand_moreCamshaft timing chain tensioning rail

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreBearing screws


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreM22


Cap	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace the cover plate.

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreBearing screws


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreM22


Cap	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace the cover plate.

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


M10	33.93 lbf⋅ft33.93 lbf⋅ft46 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Camshaft timing gear	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
Control drive chain guide rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Control drive chain tensioner	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Control drive chain tensioning rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreEccentric shaft for intake valve timing


M6	6.27 lbf⋅ft6.27 lbf⋅ft8.5 N⋅m

expand_moreInlet camshaft wheel

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreCentral screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	180°180°180°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreCentral screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	180°180°180°

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace screws. Apply copper paste onto bearing face.
Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Third stage	90°90°90°

expand_moreOil pump camshaft timing chain guide rail

expand_moreM16 × 1,5 screws


Cap	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace the cover plate.

expand_moreM6 × 16 screws


First stage	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Replace screws.
Second stage	45°45°45°


Oil pump drive chain tensioner	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreOutlet camshaft wheel

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreCentral screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	180°180°180°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreCentral screws


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	180°180°180°

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace screws. Apply copper paste onto bearing face.
Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Third stage	90°90°90°

expand_moreTiming case cover

expand_moreOn the engine block


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	90°90°90°

expand_moreOn timing case cover


Cap	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace the cover plate.

expand_moreTiming case cover first cylinder row


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreTiming case cover second cylinder row


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreEngine lubrication

expand_moreOil cooler


640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m
640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m
640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m


Oil drain plug	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.

expand_moreOil filter housing

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


At the cylinder head	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


At the cylinder head	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

expand_moreOil filter cover


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Lubricate the sealing rings.
Second stage	180° detach.
Third stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreAll other modifications


Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.
On the engine block	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreOil lines

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


M6	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


M6	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


M10	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
Replace sealing rings.
M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreOil pump

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreScrews (M8 × 123)


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreScrews (M8 × 31)


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreScrews (M8 × 37)


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreScrews (M8 × 123)


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreScrews (M8 × 31)


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreScrews (M8 × 37)


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
Second stage	90°90°90°

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


M8	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m

expand_moreAll other modifications


On the engine block	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
Replace screws.

expand_moreOil pump chain wheel

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	45°45°45°

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	45°45°45°

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

expand_moreM10


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Left-hand thread
Second stage	40°40°40°


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreAll other modifications


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Left-hand thread
Second stage	50°50°50°

expand_moreOil sump

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreM8 × 36 screws


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	90°90°90°


M8 × 50 screws	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
Replace screws.

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreM8 × 36 screws


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	90°90°90°


M8 × 50 screws	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
Replace screws.

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)

expand_moreM8


Oil sump lower part	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace screws.
Oil sump top part	19.91 lbf⋅ft19.91 lbf⋅ft27 N⋅m
Replace screws.


All other modifications	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreEngine management

expand_moreCamshaft sensor


640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
All other modifications	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCrankshaft sensor


BMW gasoline V8 4.4 L N63 B44 B 443 HP	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All other modifications	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m


Exhaust gas temperature sensor	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Glow plugs	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreKnock sensor


640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
650 i xDrive with gasoline V8 4.4 L 443 HP engine (2011.11–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


Lambda sensor	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreEngine mounting

expand_moreEngine bracket

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreOn the engine block


M12 screws (class 8.8)	48.68 lbf⋅ft48.68 lbf⋅ft66 N⋅m

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreOn the engine block


M12 screws (class 8.8)	48.68 lbf⋅ft48.68 lbf⋅ft66 N⋅m

expand_moreAll other modifications

expand_moreOn the engine block


M10	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m

expand_moreEngine mounting

expand_moreAt the subframe


M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreOn engine bracket


M12	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreExhaust system

expand_moreCatalytic converter

expand_moreAt the turbocharger


Clamps	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Use new parts.

expand_moreExhaust manifold

expand_more640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–)

expand_moreAt the cylinder head

Figure 11. Exhaust system, Exhaust manifold, 640 i with gasoline straight-6 3.0 L 315 HP engine (2011.9–), At the cylinder head.


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace nuts. See figure 11.
Second stage	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreOn exhaust manifold


Support	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOn the engine block


Support	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.

expand_more640 i xDrive with gasoline straight-6 3.0 L 315 HP engine (2013.1–)

expand_moreAt the cylinder head


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace nuts. See figure 11.
Second stage	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreOn exhaust manifold


Support	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOn the engine block


Support	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.

expand_more650 i with gasoline V8 4.4 L 443 HP engine (2011.11–)


First stage	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Tighten from inside to outside.
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAll other modifications


M7	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Tighten in steps from inside to outside.

expand_moreIgnition system

expand_moreSpark plugs


M12	14.75–19.18 lbf⋅ft14.75–19.18 lbf⋅ft20–26 N⋅m
M14	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m

expand_moreStart system

expand_moreStarter


640 d with diesel straight-6 3.0 L 308 HP engine (2011.9–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
640 d xDrive with diesel straight-6 3.0 L 308 HP engine (2013.1–)	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m
All other modifications	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m
Replace screws.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2015 BMW 6 Series Gran Coupe user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and BMW warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Engine Fastener Tightening Specifications
Front Suspension Fastener Tightening Specifications
Rear Suspension Fastener Tightening Specifications
Transmission Fastener Tightening Specifications

Service Intervals

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow BMW 6 Series Gran Coupe service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2015 BMW 6 Series Gran Coupe you're not only saving money, but also also improving your technical skills and learning something new.

2015 BMW 6 Series Gran Coupe generations

In 2015 BMW offered 2 generations of the 6 Series Gran Coupe. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.

First generation LCI

F06

2015 BMW 6 Series Gran Coupe First generation Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

2015 BMW 6 Series Gran Coupe generations

First generation LCI

BMW 6 Series Gran Coupe First generation model years

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