Hyundai i-30: Engine Control System / Boost Pressure Sensor (BPS)

Hyundai i30 (PD) 2018-2025 Service Manual / Engine Control / Fuel System / Engine Control System / Boost Pressure Sensor (BPS)

Description and operation

Description

The Boost Pressure Sensor (BPS) is installed on the intercooler assembly and measures the pressure of the compressed air in turbocharger.

Specifications

Specification

Pressure [kPa (kgf/cm², psi)]	Resistance (kΩ)
10 (0.1, 1.5)	0.5
40 (0.4, 5.8)	0.91
80 (0.8, 11.6)	1.47
120 (1.2, 17.4)	2.02
160 (1.6, 23.2)	2.57
200 (2.0, 29.0)	3.12
220 (2.2, 31.9)	3.4
240 (2.4, 34.8)	3.67
280 (2.9, 40.6)	4.22
300 (3.1, 43.5)	4.5

Schematic diagrams

Circuit Diagram

Harness Connector

Repair procedures

Inspection

1.	Connect a diagnostic tool on the Data Link Connector (DLC).

Measure the output voltage of the BPS at idle and IG ON.

Specification : Refer to "Specification"

Removal

1.	Turn the ignition switch OFF, and then disconnect the battery negative (-) terminal.

2.	Remove the air cleaner assembly. (Refer to Engine Mechanical System - "Air Cleaner")

3.	Disconnect the boost pressure sensor connector (A).

Remove the boost pressure sensor (B) after loosening the mounting bolt.

Tightening Torque :

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb.ft)

Installation

•	Install the component with the specified torques.

•	Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.

1.	Install in the reverse order of removal.

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