2012 Audi A3 Sportback engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system

expand_moreIntake manifold


All Audi gasoline straight-4 1.8 L CJSA engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi gasoline straight-4 1.8 L CJSB engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi gasoline straight-4 1.4 L CMBA engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All Audi diesel straight-4 2.0 L CRBC engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel straight-4 2.0 L CRLB engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi diesel straight-4 2.0 L CRUA engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline straight-4 1.4 L CXSA engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreAll other modifications

expand_moreAt the cylinder head


First stage	Screw in screw(s) by hand.
Replace sealing rings.
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Third stage	90°90°90°

expand_moreIntake manifold support

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


On intake manifold	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAll other modifications


First stage	screw in manually up to stop
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAuxiliary assemblies

expand_moreAuxiliary drive belt tensioner

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	45°45°45°

expand_moreAll Audi diesel straight-4 1.6 L CLHA engines


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace bolts.
Second stage	90°90°90°

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°


All other modifications	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreAir-conditioning compressor


All Audi gasoline straight-4 1.4 L CMBA engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.4 L CXSA engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll other modifications

expand_moreAluminium screws


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


Steel screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAir-conditioning compressor bracket

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAir-conditioning compressor pressure line

expand_moreAll Audi gasoline straight-4 1.4 L CMBA engines


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


All other modifications	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace sealing rings.


Alternator	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreGenerator bracket

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll other modifications


First stage	Screw in screw manually up to stop.
Second stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreM10 × 115 and M10 × 175 screws


Third stage	180°180°180°

expand_moreM10 × 35 screws


Fourth stage	45°45°45°


Vacuum pump	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreCarburetion

expand_moreExhaust gas return cooler

expand_moreAll other modifications

expand_moreOn diesel particulate filter


Clamps	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m
Use only original gripper clamps.

expand_moreOn the engine block


First stage	Screw in screw manually up to stop.
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Exhaust gas return valve	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Replace sealing rings.

expand_moreFuel-distributing pipe


All Audi gasoline straight-4 1.8 L CJSA engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi gasoline straight-4 1.8 L CJSB engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi gasoline straight-4 1.4 L CMBA engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All Audi gasoline straight-4 1.4 L CXSA engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreHigh-pressure line

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


On fuel-distributing pipe	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
On high-pressure pump	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAll Audi diesel straight-4 1.6 L CLHA engines


On high-pressure pump	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m


All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Oil thread.

expand_moreHigh-pressure pump

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	Screw in screw(s) by hand.
Use new screws and snug them down crosswise.
Second stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Third stage	90°90°90°

expand_moreAll Audi gasoline straight-4 1.4 L CMBA engines


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines

expand_moreM8 × 30 screws


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

expand_moreM8 × 90 screws


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

expand_moreAll other modifications


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace bolts.

expand_moreShort screws


Second stage	45°45°45°

expand_moreLong screws


Third stage	180°180°180°


High-pressure pump pulley	70.07 lbf⋅ft70.07 lbf⋅ft95 N⋅m

expand_moreInjection hoses


All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreInjection nozzle (injector)

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


First stage	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreAll other modifications


First stage	1.48 lbf⋅ft1.48 lbf⋅ft2 N⋅m
Replace bolts.
Second stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Third stage	180°180°180°


Pressure tube connection	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace components.

expand_moreCharging


Charge air pipes	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Turbo charger	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreTurbocharger bracket

expand_moreAll other modifications


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Second stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
At the turbocharger	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
On the engine block	Screw in new screw(s) manually as far as it goes.


Turbocharger coolant feed line	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Replace sealing rings.
Turbocharger coolant return line	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace sealing rings.

expand_moreTurbocharger oil feed line

expand_moreAll Audi diesel straight-4 1.6 L CLHA engines


At the turbocharger	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
On the engine block	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreAll other modifications


At the turbocharger	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Replace sealing rings.
On the engine block	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Replace sealing rings.

expand_moreTurbocharger oil return line

expand_moreAll Audi diesel straight-4 1.6 L CLHA engines


At the turbocharger	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m


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

expand_moreCooling system

expand_moreCoolant pump


All Audi gasoline straight-4 1.8 L CJSA engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Tighten screws crosswise.
All Audi gasoline straight-4 1.8 L CJSB engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Tighten screws crosswise.
All Audi gasoline straight-4 1.4 L CMBA engines	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


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


All Audi gasoline straight-4 1.4 L CXSA engines	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreAll other modifications


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

expand_moreCoolant thermostat housing


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

expand_moreCoolant pump drive wheel

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Use new screw. (left-hand thread)
Second stage	90°90°90°

expand_moreAll other modifications


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Use new screw.
Second stage	90°90°90°


Fan wheel	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines

expand_moreBearing casing


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Tighten new screws in inside-to-outside order.
Second stage	90°90°90°

expand_moreAll Audi gasoline straight-4 1.4 L CMBA engines

expand_moreBearing casing


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

expand_moreAll other modifications


First stage	Tighten bolt(s) until hand-tight.
Note correct order of tensioning.
Second stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreCylinder head screws

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace bolts.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Screw #11.
Fifth stage	90°90°90°
Screw #11.

expand_moreAll Audi diesel straight-4 1.6 L CLHA engines


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.
Second stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Third stage	90°90°90°
Fourth stage	90°90°90°

expand_moreAll other modifications


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	90°90°90°
Third stage	90°90°90°
Fourth stage	90°90°90°

expand_moreValve cover

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	Screw in screw(s) by hand.
Replace bolts.
Second stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Third stage	90°90°90°


All other modifications	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Tighten gradually and alternately from inside to outside.

expand_moreEngine block

expand_moreBalance shaft gear wheel

expand_moreBearing pedestal


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

expand_moreConnecting rod bearing

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace bolts.
Second stage	90°90°90°

expand_moreAll other modifications


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

expand_moreCrankcase ventilation


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

expand_moreCrankshaft central screws

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll Audi diesel straight-4 1.6 L CLHA engines


First stage	88.51 lbf⋅ft88.51 lbf⋅ft120 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


First stage	132.76 lbf⋅ft132.76 lbf⋅ft180 N⋅m
Replace screws.
Second stage	90°90°90°
Third stage	45°45°45°

expand_moreAll other modifications


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Use new screw.
Second stage	180°180°180°


Engine block closure screws	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing rings.

expand_moreFlywheel


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Use new screws and tighten them crosswise.
Second stage	90°90°90°

expand_moreMain bearing

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	Screw in screw(s) by hand.
Replace bolts.
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Screws #1–#6.
Third stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Fourth stage	90°90°90°

expand_moreAll Audi diesel straight-4 1.6 L CLHA engines


First stage	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace screws.
Second stage	90°90°90°


All other modifications	Component must not be knocked down.

expand_moreVibration damper


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

expand_moreEngine control


Balance shaft timing chain guide rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Balance shaft timing chain tension rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreBottom part of the control unit housing

expand_moreVariant 1


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	45°45°45°

expand_moreVariant 2


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	45°45°45°

expand_moreCamshaft adjuster

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines

expand_moreAt the cylinder head

expand_moreBearing casing


First stage	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreCamshaft adjuster valve

expand_moreExhaust side


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

expand_moreIntake-side


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

expand_moreInlet camshaft


Central screws	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Left-hand thread

expand_moreOutlet camshaft


Central screws	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Left-hand thread

expand_moreCamshaft drive belt deflection pulley


All Audi gasoline straight-4 1.4 L CMBA engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All Audi gasoline straight-4 1.4 L CXSA engines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Camshaft timing chain guide rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCamshaft timing chain tensioner


First stage	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Replace screws.
Second stage	90°90°90°


Camshaft timing chain tensioning rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCamshaft timing gear


All Audi gasoline straight-4 1.8 L CJSA engines	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Left-hand thread
All Audi gasoline straight-4 1.8 L CJSB engines	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Left-hand thread

expand_moreAll other modifications


Adjusting screws	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Central screws	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreControl drive chain tensioner


First stage	2.95 lbf⋅ft2.95 lbf⋅ft4 N⋅m
Replace bolts.
Second stage	90°90°90°


Control drive chain tensioning rail	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreControl unit for intake valve timing

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


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


Drive chain balance shaft tensioner	62.69 lbf⋅ft62.69 lbf⋅ft85 N⋅m
Use screw-locking compound.

expand_moreInlet camshaft wheel

expand_moreAll other modifications

expand_moreCentral screws


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screw.
Second stage	135°135°135°


Locking screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreIntermediate shaft chain sprocket


First stage	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screw and intermediate wheel when loosening the screw.
Second stage	for freedom from play

expand_moreThird stage


First step	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Second step	90°90°90°


Oil pump drive chain tensioner	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreOutlet camshaft wheel

expand_moreAll other modifications


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Use new screw.
Second stage	90°90°90°

expand_moreToothed belt guard


Coolant pump	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m

expand_moreToothed belt guard at the bottom


All Audi gasoline straight-4 1.4 L CMBA engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All Audi gasoline straight-4 1.4 L CXSA engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All other modifications	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreToothed belt guard at the top


All Audi gasoline straight-4 1.4 L CMBA engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All Audi gasoline straight-4 1.4 L CXSA engines	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
All other modifications	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m

expand_moreToothed belt tensioning roller


All Audi gasoline straight-4 1.4 L CMBA engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi gasoline straight-4 1.4 L CXSA engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAll other modifications


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

expand_moreTop part of control unit housing

expand_moreCamshaft adjuster valve

expand_moreExhaust side


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

expand_moreIntake-side


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


Otherwise	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreEngine lubrication

expand_moreOil cooler

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace bolts.
Second stage	45°45°45°


All Audi diesel straight-4 1.6 L CLHA engines	Component must not be knocked down.
All Audi diesel straight-4 2.0 L CRBC engines	Component must not be knocked down.
All Audi diesel straight-4 2.0 L CRLB engines	Component must not be knocked down.
All Audi diesel straight-4 2.0 L CRUA engines	Component must not be knocked down.

expand_moreAll other modifications


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

expand_moreOil drain plug


All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing ring and screw.

expand_moreOil filter

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


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

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Slightly oil sealing lips.
Oil filter drain plug	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace the O ring.


All other modifications	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Lubricate the seal with engine oil.

expand_moreOil filter housing


Oil filter cover	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace sealing rings.
Oil filter drain plug	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace sealing rings.

expand_moreOn the engine block


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreOil pressure sensor


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

expand_moreOil pump

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


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

expand_moreAll Audi diesel straight-4 1.6 L CLHA engines


First stage	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace screws.
Second stage	180°180°180°


All other modifications	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreOil sump

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines

expand_moreOil sump lower part


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	45°45°45°

expand_moreOil sump top part


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Second stage	180°180°180°
Screws #1–#2.
Third stage	45°45°45°
Screws #3–#9.
Fourth stage	180°180°180°
Screw #10.
Fifth stage	90°90°90°
Screws #11–#14.

expand_moreAll Audi gasoline straight-4 1.4 L CMBA engines


Oil sump lower part	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Replace screws.

expand_moreOil sump top part


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

expand_moreAll other modifications


At the gearbox	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
On the engine block	9.59 lbf⋅ft9.59 lbf⋅ft13 N⋅m

expand_moreEngine management


Camshaft sensor	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreCharge air pressure sensor


All Audi gasoline straight-4 1.8 L CJSA engines	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
All Audi gasoline straight-4 1.8 L CJSB engines	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
All other modifications	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreCrankshaft sensor


All Audi gasoline straight-4 1.8 L CJSA engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace bolts.
All Audi gasoline straight-4 1.8 L CJSB engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace bolts.
All other modifications	3.32 lbf⋅ft3.32 lbf⋅ft4.5 N⋅m

expand_moreExhaust gas temperature sensor


All other modifications	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreGlow plugs


All other modifications	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m


Knock sensor	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace bolts.
Lambda sensor	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m

expand_moreEngine mounting

expand_moreEngine bracket

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines

expand_moreOn engine


First stage	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m
Replace bolts.
Second stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Third stage	90°90°90°

expand_moreAll Audi diesel straight-4 1.6 L CLHA engines

expand_moreOn the engine block


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	180°180°180°

expand_moreAll Audi gasoline straight-4 1.4 L CMBA engines

expand_moreOn the engine block


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAll other modifications


First stage	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m
Replace screws.
Second stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Third stage	180°180°180°

expand_moreEngine mounting

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines

expand_moreOn chassis


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace bolts.
Second stage	90°90°90°

expand_moreOn engine


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace bolts.
Second stage	90°90°90°

expand_moreAll other modifications

expand_moreOn chassis

expand_moreM10


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreM8


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreOn engine bracket


First stage	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreSubframe


First stage	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace bolts.
Second stage	180°180°180°

expand_moreSubframe stiffening plate


First stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreTorque arm

expand_moreAt the subframe


First stage	95.88 lbf⋅ft95.88 lbf⋅ft130 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreAt the gearbox


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	90°90°90°

expand_moreTorque support bracket

expand_moreAt the gearbox


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace bolts.
Second stage	90°90°90°

expand_moreExhaust system

expand_moreCatalytic converter

expand_moreAll other modifications


Clamps	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Nuts	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Screws	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCatalytic converter bracket

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


On the engine block	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


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

expand_moreDiesel particulate filter

expand_moreOn the engine block


First stage	Screw in screw manually up to stop.
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


At the bracket	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m


Differential pressure sensor lines	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreExhaust manifold

expand_moreAt the cylinder head


First stage	8.11 lbf⋅ft8.11 lbf⋅ft11 N⋅m
Tighten new nuts evenly in several steps.
Second stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Tighten nuts and screws crosswise in inside-to-outside order.
Third stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Control tensioner

expand_moreExhaust manifold heat shields

expand_moreAll Audi gasoline straight-4 1.8 L CJSA engines


At the turbocharger	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Replace sealing rings.


All Audi gasoline straight-4 1.4 L CMBA engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline straight-4 1.4 L CXSA engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m

expand_moreExhaust pipe


All Audi gasoline straight-4 1.8 L CJSA engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline straight-4 1.8 L CJSB engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreExhaust pipe bracket


All other modifications	16.96 lbf⋅ft16.96 lbf⋅ft23 N⋅m

expand_moreExhaust pipe rear


All Audi gasoline straight-4 1.8 L CJSA engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All Audi gasoline straight-4 1.8 L CJSB engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreParticle filter bracket

expand_moreAll other modifications

expand_moreAt the turbocharger


First stage	Screw in manually up to stop.
Second stage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreOn the engine block


Third stage	Screw in manually up to stop.
Fourth stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m

expand_moreFuel supply


Fuel filter bracket	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Fuel filter housing	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m
Replace sealing rings.
Fuel pump	81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m
Replace sealing rings.

expand_moreIgnition system

expand_moreSpark plugs


All other modifications	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreStart system

expand_moreStarter

expand_moreAll other modifications


M12	59 lbf⋅ft59 lbf⋅ft80 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2012 Audi A3 Sportback 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 Audi warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Chassis and Body Fastener Tightening Specifications
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 Audi A3 Sportback 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 Audi A3 Sportback you're not only saving money, but also also improving your technical skills and learning something new.

2012 Audi A3 Sportback generations

In 2012 Audi offered 2 generations of the A3 Sportback. Engine fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.

First generation facelift

Type 8PA

2012 Audi A3 Sportback Second generation Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

2012 Audi A3 Sportback generations

First generation facelift

Audi A3 Sportback Second generation model years

Suggest edit