Hyundai Tucson: Crankcase Emission Control System / Positive Crankcase Ventilation (PCV) Valve
| Engine condition | Stop | Idle or Deceleration | Normal operating condition | Accelerating in the high load area |
| Intake manifold pressure | 0 | High | Appropriate | Low |
| PRV (Diaphragm) | Full open | A little open | Appropriate open | Considerable open |
| Amount of blow-by gas | 0 | A little | Middle | A lot |
| Diaphragm component part |
| |||
1.Remove the cylinder head cover.Refer to Engine Mechanical System - "Cylinder Head Cover")
1.Install in the reverse order of removal.
Description and Operation
- Description
A : Crankcase pressure regulating valve (PRV)B : Breather hoseC : Intake hoseD : Air flowE : Intake manifoldF : Cylinder block
① Blow-by gas flow② Blow-by gas inflow to the c ...
Crankcase Check Valve
- Removal and Installation
• Be careful not to damage the parts located under the vehicle
(floor under cover, canister, fuel tank) when raising the vehicle using
the lift. ...
Other information:
Hyundai Tucson (NX4) 2022-2025 Service Manual: Seat Belt Pretensioner (BPT)
- Description
The Seat Belt Pretensioners (BPT) are installed inside Center Pillar
(LH & RH). When a vehicle crashes with a certain degree of frontal
impact, the pretensioner seat belt helps to reduce the severity of
injury to the front seat occupants by retracting the seat belt webbing ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Components and Components Location
- Components Location
1. Supplemental Restraint System Control Module (SRSCM)2. Gravity Side Impact Sensor (G-SIS) _ C pillar3. Gravity Side Impact Sensor (G-SIS) _ B pillar4. Front Impact Sensor (FIS) [RH]5. Front Impact Sensor (FIS) [LH]6. Pressure Side Impact Sensor (P-SIS)
...
