2011 Hyundai i40 engine fastener tightening specifications

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Condition	Value

expand_moreAir intake system


Intake manifold	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m
Intake manifold support	13.28–17.7 lbf⋅ft13.28–17.7 lbf⋅ft18–24 N⋅m

expand_moreAuxiliary assemblies


Air-conditioning compressor	16.23–22.13 lbf⋅ft16.23–22.13 lbf⋅ft22–30 N⋅m
Auxiliary drive belt deflection pulley	18.44–25.81 lbf⋅ft18.44–25.81 lbf⋅ft25–35 N⋅m
Vacuum pump	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreCarburetion


High-pressure pump pulley	47.94–55.32 lbf⋅ft47.94–55.32 lbf⋅ft65–75 N⋅m

expand_moreCharging


Charge air pipes	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m

expand_moreCooling system


Coolant pump pulley	7.38–8.85 lbf⋅ft7.38–8.85 lbf⋅ft10–12 N⋅m

expand_moreCylinder head


Valve cover	5.9–7.38 lbf⋅ft5.9–7.38 lbf⋅ft8–10 N⋅m

expand_moreEngine control


Camshaft timing chain tensioner	7.38–8.85 lbf⋅ft7.38–8.85 lbf⋅ft10–12 N⋅m
Camshaft timing gear	51.63–54.58 lbf⋅ft51.63–54.58 lbf⋅ft70–74 N⋅m
Screws must be replaced.
Inlet camshaft wheel	47.2–54.58 lbf⋅ft47.2–54.58 lbf⋅ft64–74 N⋅m
Screws must be replaced.
Outlet camshaft wheel	47.2–54.58 lbf⋅ft47.2–54.58 lbf⋅ft64–74 N⋅m
Screws must be replaced.

expand_moreTiming case cover


M6	7.38–8.85 lbf⋅ft7.38–8.85 lbf⋅ft10–12 N⋅m
M8 × 60 screws	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m
M8 × 70 screws	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m
M10 × 90 screws	30.98–38.35 lbf⋅ft30.98–38.35 lbf⋅ft42–52 N⋅m

expand_moreEngine lubrication


Oil cooler	7.38–8.85 lbf⋅ft7.38–8.85 lbf⋅ft10–12 N⋅m
Oil drain plug	25.08–32.45 lbf⋅ft25.08–32.45 lbf⋅ft34–44 N⋅m
Sealing rings must be replaced.
Oil filter housing	14.75–22.13 lbf⋅ft14.75–22.13 lbf⋅ft20–30 N⋅m
Oil sump	7.38–8.85 lbf⋅ft7.38–8.85 lbf⋅ft10–12 N⋅m

expand_moreEngine management


Camshaft sensor	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Charge air pressure sensor	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Crankshaft sensor	7.38–8.85 lbf⋅ft7.38–8.85 lbf⋅ft10–12 N⋅m
Glow plugs	11.06–14.75 lbf⋅ft11.06–14.75 lbf⋅ft15–20 N⋅m
Knock sensor	14.75–18.44 lbf⋅ft14.75–18.44 lbf⋅ft20–25 N⋅m
Lambda sensor	29.5–36.88 lbf⋅ft29.5–36.88 lbf⋅ft40–50 N⋅m

expand_moreEngine mounting


Engine bracket	42.78–51.63 lbf⋅ft42.78–51.63 lbf⋅ft58–70 N⋅m
Engine mounting	47.94–59 lbf⋅ft47.94–59 lbf⋅ft65–80 N⋅m
Subframe	73.76–84.82 lbf⋅ft73.76–84.82 lbf⋅ft100–115 N⋅m
Screws and nuts must be replaced.

expand_moreTorque arm


At the subframe	81.13–95.88 lbf⋅ft81.13–95.88 lbf⋅ft110–130 N⋅m
Otherwise	36.88–47.94 lbf⋅ft36.88–47.94 lbf⋅ft50–65 N⋅m


Torque support bracket	81.13–95.88 lbf⋅ft81.13–95.88 lbf⋅ft110–130 N⋅m

expand_moreExhaust system


Catalytic converter bracket	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
Diesel particulate filter	29.5–44.25 lbf⋅ft29.5–44.25 lbf⋅ft40–60 N⋅m
Parts must be replaced.
Exhaust manifold	22.13–25.81 lbf⋅ft22.13–25.81 lbf⋅ft30–35 N⋅m
Nuts must be replaced.

expand_moreExhaust pipe

expand_moreAll other modifications


Clamps	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Otherwise	29.5–44.25 lbf⋅ft29.5–44.25 lbf⋅ft40–60 N⋅m
Screws and nuts must be replaced.


Exhaust pipe bracket	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreExhaust pipe rear

expand_moreAll other modifications


Clamps	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Otherwise	29.5–44.25 lbf⋅ft29.5–44.25 lbf⋅ft40–60 N⋅m
Nuts must be replaced.

expand_moreFuel supply

expand_moreFuel pump


Cap	1.48–2.21 lbf⋅ft1.48–2.21 lbf⋅ft2–3 N⋅m

expand_moreIgnition system


Spark plugs	11.06–18.44 lbf⋅ft11.06–18.44 lbf⋅ft15–25 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2011 Hyundai i40 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 Hyundai 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 Hyundai i40 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 2011 Hyundai i40 you're not only saving money, but also also improving your technical skills and learning something new.

2011 Hyundai i40 First generation Engine Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Hyundai i40 First generation model years

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