2012 BMW 1 Series Convertible engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system

expand_moreIntake manifold


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M7	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
M8	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreAuxiliary assemblies

expand_moreAir-conditioning compressor

expand_more118 i with gasoline straight-4 2.0 L 134 HP engine (2008.9–2013.12)


M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreAlternator

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP

expand_moreOnto crankcase


M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP


M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreAll other modifications


M8	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m

expand_moreCarburetion

expand_moreHigh-pressure line

expand_moreAll BMW gasoline straight-6 3.0 L N54 B30 A engines

expand_moreOn high-pressure pump


M14	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m

expand_moreAll other modifications


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

expand_moreHigh-pressure pump

expand_moreBMW gasoline straight-4 2.0 L N43 B20 A 141 HP


M6	6.64–9.59 lbf⋅ft6.64–9.59 lbf⋅ft9–13 N⋅m


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

expand_moreHigh-pressure pump pulley


M12	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreCharging

expand_moreTurbo charger


On exhaust manifold	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Use hot screw paste

expand_moreTurbocharger oil feed line


Banjo screws	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace sealing rings.


Turbocharger oil return line	2.21 lbf⋅ft2.21 lbf⋅ft3 N⋅m
Hose clamps.

expand_moreCooling system

expand_moreCoolant drain plug

expand_moreOnto crankcase


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

expand_moreCoolant pump

expand_moreBMW gasoline straight-4 2.0 L N43 B20 A 168 HP


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M8	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP

expand_moreOnto crankcase (M8)


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

expand_moreCylinder head

expand_moreCamshaft bearing

expand_moreBMW gasoline straight-4 2.0 L N43 B20 A 141 HP

expand_moreScrews 1 – 8

Figure 1. Cylinder head, Camshaft bearing, BMW gasoline straight-4 2.0 L N43 B20 A 141 HP, Screws 1 – 8.


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Note correct order of tensioning. See figure 1.

expand_moreScrew 9


Second stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreScrews 10 – 13


Third stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreScrew 14


Fourth stage	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreAll other modifications


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCylinder head screws

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP

expand_moreM10 × 170 screws

Figure 2. Cylinder head, Cylinder head screws, BMW gasoline straight-4 2.0 L N46 B20 B 134 HP, M10 × 170 screws.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 2.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	45°45°45°

expand_moreM9 × 125 screws


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	90°90°90°
Third stage	45°45°45°

expand_moreM9 × 95 screws


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	90°90°90°
Third stage	45°45°45°

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 154 HP

expand_moreM10

Figure 3. Cylinder head, Cylinder head screws, BMW gasoline straight-4 2.0 L N46 B20 B 154 HP, M10.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace the screws and lubricate lightly See figure 3.
Third stage	90°90°90°
Fifth stage	90°90°90°
Seventh stage	45°45°45°

expand_moreM9


Second stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Fourth stage	90°90°90°
Sixth stage	45°45°45°

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP

expand_moreN54 B30 A engine

expand_moreScrews 1 – 14

Figure 4. Cylinder head, Cylinder head screws, BMW gasoline straight-6 3.0 L N54 B30 A 302 HP, N54 B30 A engine, Screws 1 – 14.


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 4.
Second stage	90°90°90°
Fourth stage	45°45°45°

expand_moreScrews 1 – 10


Third stage	90°90°90°

expand_moreScrews 15 – 18


Fifth stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws.

expand_moreN55 B30 A engine

expand_moreScrews 1 – 14


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws. See figure 4.
Second stage	90°90°90°
Third stage	180°180°180°

expand_moreScrews 15 – 18


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

expand_moreAll other modifications

expand_moreScrews 1 – 10

Figure 5. Cylinder head, Cylinder head screws, All other modifications, Screws 1 – 10.


First stage	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace screws. See figure 5.
Second stage	180° detach
loosen in reverse order to the illustration
Third stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Fourth stage	120°120°120°
Fifth stage	120°120°120°

expand_moreScrew 11


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

expand_moreValve cover

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 154 HP


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP


M6	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreAll other modifications


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M7	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreEngine block

expand_moreConnecting rod bearing

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP

expand_moreM8


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screw, wash and slightly oil.
Second stage	120°120°120°

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP

expand_moreM9


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screw, wash and slightly oil.
Second stage	140°140°140°

expand_moreAll other modifications

expand_moreM9


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace, wash and lightly lubricate the screws.
Second stage	70°70°70°

expand_moreCrankshaft central screws

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP

expand_moreN54 B30 A engine M16 screws


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Use new screw.
Second stage	360°360°360°

expand_moreN55 B30 A engine M18 screws


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Use new screw.
Second stage	270°270°270°

expand_moreAll other modifications


M16 × 74 screws	221.27 lbf⋅ft221.27 lbf⋅ft300 N⋅m
Replace and lightly oil the screws.

expand_moreCrankshaft pulley


M8	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreDrive plate

expand_moreBMW gasoline straight-6 3.0 L N52 B30 A 215 HP at 6600 RPM, 300 N⋅m at 2500 RPM

expand_moreN52 engine


Magnesium valve cover	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace screws.

expand_morePlastic valve cover


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	92.2 lbf⋅ft92.2 lbf⋅ft125 N⋅m


N53 engine	92.2 lbf⋅ft92.2 lbf⋅ft125 N⋅m
Replace screws.

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP

expand_moreM12


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Second stage	92.2 lbf⋅ft92.2 lbf⋅ft125 N⋅m

expand_moreAll other modifications


M12 × 19 screws	95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m


Engine block closure screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreFlywheel

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP


M12	95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 154 HP

expand_moreWith manual transmission


M12 × 25 screws	95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m


BMW gasoline straight-4 2.0 L N43 B20 A 168 HP	95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP

expand_moreN55 B30 A engine M12 screws


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

expand_moreWith manual transmission


M12	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace screws.

expand_moreAll other modifications


M12	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace screws.

expand_moreMain bearing

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP

expand_moreM10 × 100 screws


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

expand_moreAll other modifications

expand_moreM10 × 85 screws


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_moreBMW gasoline straight-4 2.0 L N46 B20 B 154 HP


M8 × 20 screws	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N52 B30 A 215 HP at 6600 RPM, 300 N⋅m at 2500 RPM


M8 × 16 screws (class 10.9)	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
M8 × 20 screws (class 8.8)	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP


M8	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m

expand_moreAll other modifications


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

expand_moreEngine control

expand_moreCamshaft timing chain guide rail

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP


M7	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m

expand_moreBMW diesel straight-4 2.0 L N47 D20 A 161 HP

expand_moreBearing screws


M16 × 1,5 screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreBMW gasoline straight-4 2.0 L N43 B20 A 161 HP


M7	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N52 B30 A 215 HP at 6600 RPM, 300 N⋅m at 2500 RPM

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_moreAll other modifications


M16 × 1,5 screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCamshaft timing chain slip rail


M6 × 35 screws	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m


Camshaft timing chain tensioner	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

expand_moreCamshaft timing chain tensioning rail

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

expand_moreChain tensioner

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP


M22 × 1,5 screws	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m

expand_moreBMW gasoline straight-4 2.0 L N43 B20 A 161 HP


M22 × 1,5 screws	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreAll other modifications


M22 × 1,5 screws	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m


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

expand_moreInlet camshaft wheel

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP

expand_moreVanos (M10)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 154 HP

expand_moreCentral screws


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

expand_moreAll other modifications


M7	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreOutlet camshaft wheel

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP

expand_moreVanos (M10)


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 154 HP

expand_moreCentral screws


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

expand_moreAll other modifications


M7	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreTiming case cover


M7	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreEngine lubrication

expand_moreOil cooler


M6	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreOil drain plug


M12	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.

expand_moreOil filter housing


Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOil pump

expand_more118 i with gasoline straight-4 2.0 L 134 HP engine (2008.9–2013.12)

expand_moreOnto crankcase


M6	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
M8	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreOil pump chain wheel

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP


M10	23.6 lbf⋅ft23.6 lbf⋅ft32 N⋅m
Left-hand thread

expand_moreBMW gasoline straight-4 2.0 L N43 B20 A 141 HP


M10	23.6 lbf⋅ft23.6 lbf⋅ft32 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP

expand_moreM8


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

expand_moreAll other modifications

expand_moreM8 × 35 screws


First stage	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace screws.
Second stage	90°90°90°
Left-hand thread

expand_moreOil sump

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP


M8	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace self-locking or microencapsulated screws


BMW gasoline straight-4 2.0 L N43 B20 A 168 HP	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP

expand_moreAt the gearbox


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

expand_moreM8 × 112 screws


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreM8 × 26 screws


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	60°60°60°

expand_moreM8 × 36 screws


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

expand_moreM8 × 92 screws


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreAll other modifications


M8	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreEngine management


Camshaft sensor	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Crankshaft sensor	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Glow plugs	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreKnock sensor


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreLambda sensor


M18	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m

expand_moreEngine mounting

expand_moreAt the axle support (M8)


Front	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreAt the crossmember


M10 screws (class 10.9)	41.3 lbf⋅ft41.3 lbf⋅ft56 N⋅m

expand_moreSubframe


M12	79.66 lbf⋅ft79.66 lbf⋅ft108 N⋅m

expand_moreExhaust system

expand_moreDiesel particulate filter

expand_moreAt the turbocharger


Clamps	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace clamps.

expand_moreExhaust manifold

expand_moreBMW gasoline straight-4 2.0 L N46 B20 B 134 HP


M7	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace nuts.

expand_moreBMW gasoline straight-4 2.0 L N43 B20 A 168 HP


M7	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreBMW gasoline straight-6 3.0 L N54 B30 A 302 HP


M8	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace nuts.

expand_moreAll other modifications


M7	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m
Replace nuts.

expand_moreExhaust pipe

expand_moreAt the exhaust manifold


M10	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
M8	22.86 lbf⋅ft22.86 lbf⋅ft31 N⋅m


Clamps	37.62 lbf⋅ft37.62 lbf⋅ft51 N⋅m

expand_moreExhaust pipe bracket


M12	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
M8	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m

expand_moreParticle filter bracket

expand_moreAt the gearbox


M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

expand_moreM8 × 20 screws


Strut	15.49 lbf⋅ft15.49 lbf⋅ft21 N⋅m

expand_moreIgnition system

expand_moreSpark plugs


M12 × 1,25 screws	14.75–19.18 lbf⋅ft14.75–19.18 lbf⋅ft20–26 N⋅m
M14 × 1,25 screws	19.91–24.34 lbf⋅ft19.91–24.34 lbf⋅ft27–33 N⋅m

expand_moreStart system

expand_moreStarter


BMW gasoline straight-4 2.0 L N46 B20 B 134 HP	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreBMW gasoline straight-4 2.0 L N43 B20 A 141 HP


M10	28.03 lbf⋅ft28.03 lbf⋅ft38 N⋅m


BMW gasoline straight-4 2.0 L N46 B20 C 154 HP	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
BMW gasoline straight-4 2.0 L N46 B20 E 154 HP	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
BMW gasoline straight-4 2.0 L N46 B20 B 154 HP	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreAll other modifications


M8	14.01 lbf⋅ft14.01 lbf⋅ft19 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2012 BMW 1 Series Convertible 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 1 Series Convertible 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 2012 BMW 1 Series Convertible you're not only saving money, but also also improving your technical skills and learning something new.

2012 BMW 1 Series Convertible First generation LCI Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

BMW 1 Series Convertible First generation LCI model years

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