AutoCodes – Generic – P250B

P250B Code - Engine Oil Level Sensor Circuit Range/Performance

Quick Answer

Th Engine Control Module (ECM) monitors the Engine Oil Level Sensor. Common causes include Incorrect Engine Oil Level (Too Low or Too High), Faulty Engine Oil Level Sensor, Engine Oil Level Sensor harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P250B indicates Engine Oil Level Sensor Circuit Range/Performance.
Common causes: Common causes include Incorrect Engine Oil Level (Too Low or Too High), Faulty Engine Oil Level Sensor, Engine Oil Level Sensor harness is open or shorted.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 16,751

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jan 16, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P250B Description

Th Engine Control Module (ECM) monitors the Engine Oil Level Sensor. The ECM set the OBDII code when the Engine Oil Level Sensor is out of factory specifications.

OBDII Code P250B - Engine Oil Level Sensor Circuit Range/Performance - AutoCodes.com — P250B Code - Engine Oil Level Sensor Circuit Range/Performance

What does this mean?

What are the Possible Causes of the DTC P250B?

Incorrect Engine Oil Level (Too Low or Too High)
Faulty Engine Oil Level Sensor
Engine Oil Level Sensor harness is open or shorted
Engine Oil Level Sensor circuit poor electrical connection

How to Fix the DTC P250B?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P250B code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P250B code?

Need more information on how to fix the P250B code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P250B code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P250B Hyundai — Engine Oil Level Sensor Circuit Range/Performance
P250B Volvo — Engine Oil Level Sensor Circuit Range/Performance

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.