Engine Mechanical System
Intake Manifold Repair Procedures
In this manual: Engine Mechanical System
9steps
~54min
2/5difficulty
Done 0 of 9
Removal and Installation
- Remove the engine cover.
- Disconnect the negative battery cable.
- Disconnect the engine wiring connector and cable clamp, and disconnect the wiring from the intake manifold.

- Disconnect the PCV (Positive Crankcase Ventilation) hose (A) and PCSV (Purge Control Solenoid Valve) (B).

- Remove the intercooler outlet hose (A).
Tightening torque: 4.9 - 6.8 N·m

- Remove the mounting bolts and remove the ETC module (A) from the engine. Electronic throttle body mounting bolt: 7.8 ~ 9.8 N·m

- Disconnect the vacuum hose (A).

- Remove the intake manifold (A) with the gasket.
Tightening torque: 18.6 ~ 24 N·m

When installing, replace with new gaskets. When installing the intake manifold, tighten the bolts and nuts to the preliminary torque, then tighten the bolts and nuts to the specified torque in the sequence shown.

- Install in the reverse order of removal.
Test yourself
A quick Hyundai Sonata LF quiz: every answer comes with an explanation and a link to the manual page.
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