Kia Forte: Engine Control System / Boost Pressure Sensor (BPS)

Kia Forte 2019-2025 (BD) Service Manual / Engine Control / Fuel System / Engine Control System / Boost Pressure Sensor (BPS)

Specifications

Specification

Pressure [kPa (kg/cm² / psi)]	Output Voltage (V) [Vref=5V]
32.5 (0.33, 4.71)	0.5
284 (2.90, 41.19)	4.5

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.

Schematic diagrams

Circuit Diagram

Harness Connector

Repair procedures

Inspection

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

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

Pressure [kPa (kg/cm² / psi)]	Output Voltage (V)
32.5 (0.33, 4.71)	0.5
284 (2.90, 41.19)	4.5

Removal & Installation

1.	Turn the ingnition switch OFF and disconnect the battery negative (-) terminal.

2.	Remove the air duct.

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

Remove the sensor (B) by loosening the mounting bolts.

Boost pressure sensor mounting bolt :

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

Install in the reverse order of removal.

•	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.

Ambient Temperature Sensor (ATS)

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Engine Coolant Temperature Sensor (ECTS)

Specifications Specification Temperature Resistance (kΩ) °C °F -40 -40 48.14 ...

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