AutoCodes – Acura – P2253 Acura

P2253 Acura Code - O2 Sensor Negative Current Control Circuit High Bank 1 Sensor 1

Quick Answer

The Front Oxygen Sensor (O2 Sensor 1) is placed into the exhaust manifold. Common causes include Faulty Front Oxygen Sensor Bank 1, Front Oxygen Sensor Bank 1 harness is open or shorted, Front Oxygen Sensor Bank 1 circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means: P2253 Acura indicates O2 Sensor Negative Current Control Circuit High Bank 1 Sensor 1.
Common causes: Common causes include Faulty Front Oxygen Sensor Bank 1, Front Oxygen Sensor Bank 1 harness is open or shorted, Front Oxygen Sensor Bank 1 circuit poor electrical connection.
Severity: Moderate - service should be scheduled soon.
Can I drive?: The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 1,551

How popular is this code, among other codes? Low

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P2253 Acura Description

The Front Oxygen Sensor (O2 Sensor 1) is placed into the exhaust manifold. It detects the amount of oxygen in the exhaust gas compared to the outside air. The heated oxygen sensor 1 has a closed-end tube made of ceramic zirconia. The zirconia generates voltage from approximately 1V in richer conditions to 0V in leaner conditions. The heated oxygen sensor 1 signal is sent to the Engine Control Module (ECM). The ECM adjusts the injection pulse duration to achieve the ideal air-fuel ratio. The ideal air-fuel ratio occurs near the radical change from 1V to 0V.

OBDII Code P2253 Acura - O2 Sensor Negative Current Control Circuit High Bank 1 Sensor 1 - AutoCodes.com — P2253 Acura Code - O2 Sensor Negative Current Control Circuit High Bank 1 Sensor 1

What does this mean?

What are the Possible Causes of the DTC P2253 Acura?

Faulty Front Oxygen Sensor Bank 1
Front Oxygen Sensor Bank 1 harness is open or shorted
Front Oxygen Sensor Bank 1 circuit poor electrical connection

How to Fix the DTC P2253 Acura?

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 P2253 Acura 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 P2253 Acura code?

Need more information on how to fix the P2253 Acura code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2253 Acura code diagnosed by a professional: Find a repair shop in your area

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 P2253 Acura Code

1. What does the OBDII code P2253 mean for an Acura?

P2253 indicates that the O2 Sensor Negative Current Control Circuit for Bank 1 Sensor 1 is registering a voltage or current higher than the expected range.

2. What are the common symptoms of code P2253 on an Acura?

Symptoms may include poor fuel efficiency, rough idling, reduced engine performance, and an illuminated check engine light.

3. What causes the P2253 code to appear on an Acura?

The most common causes are a faulty oxygen sensor (Bank 1 Sensor 1), damaged wiring or connectors, or issues with the engine control module (ECM).

4. Which sensor is affected by the P2253 code on an Acura?

The code refers to the upstream oxygen sensor (Sensor 1) on Bank 1, which is located before the catalytic converter.

5. Can I drive my Acura with the P2253 code?

While the car may still be drivable, it is not recommended as it can lead to poor fuel economy and potential damage to the catalytic converter over time.

6. How can I diagnose the P2253 code on an Acura?

Start by inspecting the wiring and connectors for the Bank 1 Sensor 1 oxygen sensor, then test the sensor itself using a multimeter or scan tool to check for proper operation.

7. How do I fix the P2253 code on my Acura?

Repairs may include replacing the oxygen sensor, repairing or replacing damaged wiring, or, in rare cases, reprogramming or replacing the ECM.

8. How much does it cost to repair the P2253 code on an Acura?

Replacing an oxygen sensor typically costs between $150 and $400, depending on the model and labor rates. Wiring repairs or ECM replacement may increase costs.

9. Can a dirty or clogged air filter cause the P2253 code?

While a dirty air filter can affect engine performance, it is unlikely to directly cause the P2253 code, which is specific to the oxygen sensor circuit.

10. Will clearing the P2253 code with a scan tool fix the issue?

Clearing the code may temporarily turn off the check engine light, but the underlying problem must be addressed to prevent the code from returning.