Hyundai Ioniq: Intake and Exhaust System / Exhaust Manifold. Repair procedures
1. | Disconnect the battery negative terminal. |
2. | Remove the air cleaner assembly. (Refer to Intake and Exhaust System - "Air Cleaner") |
3. | Remove the engine room under cover. (Refer to Engine and Transaxle Assembly - "Engine Room Under Cover") |
4. | Remove the front muffler. (Refer to Intake and Exhaust System - "Muffler") |
5. | Remove the engine mounting support bracket. (Refer to Engine and Transaxle Assembly - "Engine Mounting") |
6. | Disconnect the oxygen sensor connector (A) from the connector bracket and then remove the heat protector (B). Tightening torque : 9.8 - 11.8N.m (1.0 - 1.2kgf.m, 7.2 - 8.7lb-ft) |

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7. | Remove the exhaust manifold stay (A). Tightening torque : 39.2 - 49.0 N.m (4.0 - 5.0 kgf.m, 28.9 - 36.2 lb-ft) |

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8. | Remove the EGR cooler pipe A bolts (A). Tightening torque : 18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.4 lb-ft) |

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9. | Remove the exhaust manifold (A). Tightening torque : 34.3 - 39.2 N.m (3.5 - 4.0 kgf.m, 25.3 - 28.9 lb-ft) |

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10. | Remove the exhaust manifold gasket (A). 
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| When installing, replace with new gaskets. |
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| When installing the exhaust manifold, tighten the nuts with pre-torque first, and then tighten the nuts with pecified torque in the sequence shown. |

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11. | Install in the reverse order of removal. |
Other information:
DescriptionMAFS uses a hot-film type sensing element to measure the mass of intake air entering the engine, and send the signal to ECM.A large amount of intake air represents acceleration or high load conditions while a small amount of intake air represents deceleration or idle...
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an important role in driver and passenger safety together with the seat belts and
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WARNING
Do not use a cushion that reduces friction between the seat and the passenger...
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Adjusting the side mirrors:
1. Press either the L (driver's side) or R (passenger's side) button (1) to select
the side view mirror you would like to adjust.
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