AutoCodes – Nissan – P1148 2010 Nissan Rogue

P1148 2010 Nissan Rogue Code - Closed Loop Control Function Bank 1

Quick Answer

The Engine Control Module (ECM) performs ON/OFF duty control of the Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 heater corresponding to the engine operating condition to keep the temperature of Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 element at the specified range. Common causes include Faulty Air Fuel Ratio Sensor 1 Bank 1, Air Fuel Ratio Sensor 1 Bank 1 circuit is open or shorted, Air Fuel Ratio Sensor 1 Bank 1 circuit electrical connection. 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: P1148 2010 Nissan Rogue indicates Closed Loop Control Function Bank 1.
Common causes: Common causes include Faulty Air Fuel Ratio Sensor 1 Bank 1, Air Fuel Ratio Sensor 1 Bank 1 circuit is open or shorted, Air Fuel Ratio Sensor 1 Bank 1 circuit electrical connection.
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 7,664

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

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Table of contents Created and updated by William Orellana on Apr 14, 2024

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
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Code P1148 2010 Nissan Rogue Description

The Engine Control Module (ECM) performs ON/OFF duty control of the Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 heater corresponding to the engine operating condition to keep the temperature of Air Fuel Ratio (A/F)/Heated Oxygen Sensor 1 element at the specified range. The Diagnostic Trouble Code (DTC) will be set when the closed loop control function for bank 1 does not operate even when the vehicle is driving in the specified condition or the closed loop control function for bank 2 does not operate even when the vehicle is driving in the specified condition.

OBDII Code P1148 2010 Nissan Rogue - Closed Loop Control Function Bank 1 - AutoCodes.com — P1148 2010 Nissan Rogue Code - Closed Loop Control Function Bank 1

What does this mean?

What are the Possible Causes of the DTC P1148 2010 Nissan Rogue?

Faulty Air Fuel Ratio Sensor 1 Bank 1
Air Fuel Ratio Sensor 1 Bank 1 circuit is open or shorted
Air Fuel Ratio Sensor 1 Bank 1 circuit electrical connection

How to Fix the DTC P1148 2010 Nissan Rogue?

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 P1148 2010 Nissan Rogue 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 P1148 2010 Nissan Rogue code?

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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.

Frequently Asked Questions about P1148 2010 Nissan Rogue Code

What does the OBDII code P1148 mean for a 2010 Nissan Rogue?

The P1148 code indicates a problem with the closed loop control function for bank 1, which typically relates to the air-fuel mixture being improperly managed by the engine control unit (ECU).

What are common symptoms of the P1148 code in a 2010 Nissan Rogue?

Common symptoms include poor fuel economy, rough idling, engine stalling, decreased engine performance, and the check engine light illuminating.

What could cause the P1148 code to trigger in a 2010 Nissan Rogue?

Potential causes include a faulty oxygen sensor, vacuum leaks, issues with the mass airflow sensor, fuel system problems, or malfunctioning engine control components.

How can I diagnose the P1148 code in my 2010 Nissan Rogue?

Start by checking for any other stored codes, inspect the air-fuel system components, test the oxygen sensors, and look for vacuum leaks. A scan tool can help you monitor sensor readings.

What repairs might be necessary to fix the P1148 code?

Repairs may involve replacing a faulty oxygen sensor, fixing vacuum leaks, cleaning or replacing the mass airflow sensor, or addressing fuel system issues.

Can driving with the P1148 code cause further damage to my vehicle?

While it may not cause immediate damage, ignoring the code can lead to reduced engine performance and fuel efficiency, which could indirectly cause more significant issues over time.

Is it safe to drive my 2010 Nissan Rogue with the P1148 code?

You can drive the vehicle, but it's advisable to address the issue soon to avoid potential performance problems and increased fuel consumption.

How much will it typically cost to repair the P1148 code?

Repair costs can vary widely based on the underlying cause, ranging from a simple oxygen sensor replacement (around $100 to $300) to more complex repairs (potentially $500 or more).

Should I reset the code after repairs are made?

Yes, after completing the necessary repairs, you should reset the code using an OBDII scanner to clear the check engine light and monitor if the issue reoccurs.