2012 Audi A3 Quattro 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 CJSB engines	6.64 lbf⋅ft6.64 lbf⋅ft9 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 CUNA engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreIntake manifold support

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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_moreAuxiliary assemblies

expand_moreAuxiliary drive belt tensioner

expand_moreAll Audi gasoline straight-4 1.8 L CJSB engines


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

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°

expand_moreAir-conditioning compressor

expand_moreAll Audi gasoline straight-4 1.8 L CJSB engines


First stage	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace bolts.
Second stage	180°180°180°
Conventional screws	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m


All Audi diesel straight-4 2.0 L CRBC engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel straight-4 2.0 L CUNA engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m

expand_moreAir-conditioning compressor bracket

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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 CUNA engines

expand_moreM10 × 115 screws


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

expand_moreM10 × 175 screws


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

expand_moreM10 × 35 screws


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	45°45°45°

expand_moreAir-conditioning compressor pressure line


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m


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

expand_moreGenerator bracket

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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 CUNA engines

expand_moreM10 × 115 screws


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

expand_moreM10 × 175 screws


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

expand_moreM10 × 35 screws


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace screws.
Second stage	45°45°45°

expand_moreVacuum pump


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreCarburetion

expand_moreFuel-distributing pipe


All Audi gasoline straight-4 1.8 L CJSB engines	6.64 lbf⋅ft6.64 lbf⋅ft9 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 CUNA engines	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreHigh-pressure line

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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


All Audi diesel straight-4 2.0 L CRBC engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Audi diesel straight-4 2.0 L CUNA engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreHigh-pressure pump

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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 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°


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

expand_moreInjection hoses


All Audi diesel straight-4 2.0 L CRBC engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
All Audi diesel straight-4 2.0 L CUNA engines	20.65 lbf⋅ft20.65 lbf⋅ft28 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 Audi diesel straight-4 2.0 L CUNA engines


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

expand_morePressure tube connection


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace components.

expand_moreCharging

expand_moreCharge air pipes

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreTurbo charger


All Audi gasoline straight-4 1.8 L CJSB engines	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace nuts.

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


At the cylinder head	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Tighten new nuts evenly in several steps.

expand_moreTurbocharger coolant feed line

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreTurbocharger oil feed line

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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_moreCooling system

expand_moreCoolant pump


All Audi gasoline straight-4 1.8 L CJSB engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Tighten screws crosswise.

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°

expand_moreCoolant pump drive wheel

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreFan wheel


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m

expand_moreCylinder head

expand_moreCamshaft bearing

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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 diesel straight-4 2.0 L CRBC engines


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


Third stage	90°90°90°

expand_moreAll Audi gasoline straight-4 1.8 L CJSB engines


First stage	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace bolts.
Second 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 2.0 L CRBC 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
Fourth stage	90°90°90°

expand_moreValve cover

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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 Audi diesel straight-4 2.0 L CRBC engines	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Tighten gradually and alternately from inside to outside.
All Audi diesel straight-4 2.0 L CUNA engines	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_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)

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 CJSB engines


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

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


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

expand_moreCrankcase ventilation

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


First stage	Screw in screw(s) by hand
Tighten screws crosswise.
Second stage	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreCrankshaft central screws

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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 2.0 L CRBC 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 CUNA engines


First stage	132.76 lbf⋅ft132.76 lbf⋅ft180 N⋅m
Use new screw.
Second stage	90°90°90°
Third stage	45°45°45°

expand_moreCrankshaft pulley

expand_more2.0 TDI quattro with diesel straight-4 2.0 L 148 HP engine (2012.10–)


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

expand_moreFlywheel

expand_moreAll Audi gasoline straight-4 1.8 L CJSB engines


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

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


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

expand_moreMain bearing

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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 2.0 L CRBC engines


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

expand_moreVibration damper


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

expand_moreEngine control

expand_moreBalance shaft timing chain guide rail


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreBalance shaft timing chain tension rail


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreBottom part of the control unit housing

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)

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 CJSB 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_moreAll Audi diesel straight-4 2.0 L CUNA engines


Cap	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Central screws	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m


Camshaft drive belt deflection pulley	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCamshaft timing chain guide rail


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCamshaft timing chain tensioner

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreCamshaft timing chain tensioning rail


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreCamshaft timing gear


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

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


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

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreControl drive chain tensioning rail


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreControl unit for intake valve timing

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreDrive chain balance shaft tensioner


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	62.69 lbf⋅ft62.69 lbf⋅ft85 N⋅m
Use screw-locking compound.

expand_moreIntermediate shaft chain sprocket

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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°

expand_moreOil pump drive chain tensioner


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m

expand_moreToothed belt guard

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


Coolant pump	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m


Toothed belt guard at the bottom	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Toothed belt guard at the top	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m

expand_moreToothed belt tensioning roller


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_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)

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_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreOil drain plug


All Audi gasoline straight-4 1.8 L CJSB engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All Audi diesel straight-4 2.0 L CRBC engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All Audi diesel straight-4 2.0 L CUNA engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing rings.

expand_moreOil filter

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreOil filter housing

expand_moreAll Audi gasoline straight-4 1.8 L CJSB engines


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

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


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


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace sealing rings.

expand_moreOil pump

expand_moreAll Audi gasoline straight-4 1.8 L CJSB engines


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

expand_moreAll Audi diesel straight-4 2.0 L CRBC engines


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

expand_moreOil sump

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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 diesel straight-4 2.0 L CRBC engines


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
Charge air pressure sensor	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m

expand_moreCrankshaft sensor


All Audi gasoline straight-4 1.8 L CJSB engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace bolts.
All Audi diesel straight-4 2.0 L CRBC engines	3.32 lbf⋅ft3.32 lbf⋅ft4.5 N⋅m
All Audi diesel straight-4 2.0 L CUNA engines	3.32 lbf⋅ft3.32 lbf⋅ft4.5 N⋅m


Exhaust gas temperature sensor	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m

expand_moreGlow plugs


All Audi diesel straight-4 2.0 L CRBC engines	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m

expand_moreAll Audi diesel straight-4 2.0 L CUNA engines


With combustion chamber pressure sensor	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Without combustion chamber pressure sensor	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m

expand_moreKnock sensor


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace bolts.

expand_moreLambda sensor


All Audi gasoline straight-4 1.8 L CJSB engines	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
All Audi diesel straight-4 2.0 L CRBC engines	38.35 lbf⋅ft38.35 lbf⋅ft52 N⋅m
All Audi diesel straight-4 2.0 L CUNA engines	38.35 lbf⋅ft38.35 lbf⋅ft52 N⋅m

expand_moreEngine mounting

expand_moreEngine bracket

expand_moreAll Audi gasoline straight-4 1.8 L CJSB 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 2.0 L CRBC engines


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 CJSB 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 Audi diesel straight-4 2.0 L CRBC engines

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_moreAll Audi diesel straight-4 2.0 L CUNA engines

expand_moreOn chassis (M10)


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

expand_moreOn chassis (M8)


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_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)

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 Audi gasoline straight-4 1.8 L CJSB engines


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_moreAll Audi diesel straight-4 2.0 L CRBC engines


Clamps	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m

expand_moreCatalytic converter bracket

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreExhaust manifold heat shields

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


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

expand_moreExhaust pipe


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreExhaust pipe bracket


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreExhaust pipe rear


1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreFuel supply

expand_moreFuel pump

expand_more1.8 TFSI quattro with gasoline straight-4 1.8 L 177 HP engine (2012.8–)


Preliminary feed pump	81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m
Replace sealing rings.

expand_moreIgnition system


Spark plugs	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreStart system

expand_moreStarter


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 Quattro 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 Quattro 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 Quattro you're not only saving money, but also also improving your technical skills and learning something new.

2012 Audi A3 Quattro generations

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

Second generation facelift

Type 8P1

2012 Audi A3 Quattro Third generation Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

2012 Audi A3 Quattro generations

Second generation facelift

Audi A3 Quattro Third generation model years

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