AutoCodes – Nissan – P0159 2007 Nissan Maxima

P0159 2007 Nissan Maxima Code - HO2S22 slow response sensor

Quick Answer

The Powertrain Control Module (PCM) supplies a voltage of about 450 mV between the HO2S high and low signal circuits. Common causes include Faulty Rear Heated Oxygen Sensor Bank 2, Rear Heated Oxygen Sensor Bank 2 harness is open or shorted, Rear Heated Oxygen Sensor Bank 2 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
P0159 2007 Nissan Maxima indicates HO2S22 slow response sensor .
Common causes
Common causes include Faulty Rear Heated Oxygen Sensor Bank 2, Rear Heated Oxygen Sensor Bank 2 harness is open or shorted, Rear Heated Oxygen Sensor Bank 2 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.
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Code Popularity 2,670
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0159 2007 Nissan Maxima Description

The Powertrain Control Module (PCM) supplies a voltage of about 450 mV between the HO2S high and low signal circuits. The oxygen sensor varies the voltage over a range from about 1,000 mV when the exhaust is rich, down through about 10 mV when the exhaust is lean.
The PCM monitors and stores the heated oxygen sensor (HO2S) voltage information. The PCM evaluates the HO2S voltage samples in order to determine the amount of time the HO2S voltage was out of range. The PCM compares the stored HO2S voltage samples taken within each sample period and determines if majority of the samples are out of the operating range.
OBDII Code P0159 2007 Nissan Maxima - HO2S22 slow response sensor  - AutoCodes.com
P0159 2007 Nissan Maxima Code - HO2S22 slow response sensor

What are the Possible Causes of the DTC P0159 2007 Nissan Maxima?

  • Faulty Rear Heated Oxygen Sensor Bank 2
  • Rear Heated Oxygen Sensor Bank 2 harness is open or shorted
  • Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection
  • Inappropriate fuel pressure
  • Faulty fuel injectors
  • Intake air leaks may be faulty
  • Exhaust gas leaks

How to Fix the DTC P0159 2007 Nissan Maxima?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0159 2007 Nissan Maxima 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.

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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 P0159 2007 Nissan Maxima Code

1. What are the common symptoms of OBDII code P0159 in a 2007 Nissan Maxima?

The common symptoms of code P0159 in a 2007 Nissan Maxima include poor fuel economy, rough idling, engine stalling, and illuminated Check Engine Light.

2. What does the OBDII code P0159 indicating a slow response sensor HO2S22 mean for a 2007 Nissan Maxima?

Code P0159 for a 2007 Nissan Maxima indicates that the downstream oxygen sensor (HO2S22) is responding slowly, which can affect the engine's performance and emissions.

3. What are the potential causes of the HO2S22 slow response sensor code P0159 in a 2007 Nissan Maxima?

Common causes of code P0159 in a 2007 Nissan Maxima include a faulty oxygen sensor, wiring issues, exhaust leaks, vacuum leaks, or a problem with the engine's fuel system.

4. How can I diagnose the HO2S22 slow response sensor code P0159 in my 2007 Nissan Maxima?

To diagnose code P0159 in a 2007 Nissan Maxima, you can use an OBDII scanner to retrieve the code, visually inspect the oxygen sensor and related wiring, and perform tests to check the sensor's response time.

5. Can I drive my 2007 Nissan Maxima with the OBDII code P0159 HO2S22 slow response sensor?

It is not recommended to drive your 2007 Nissan Maxima with code P0159 for an extended period as it can lead to decreased fuel efficiency, engine performance issues, and potential damage to the catalytic converter.

6. How do I repair the HO2S22 slow response sensor code P0159 in my 2007 Nissan Maxima?

Repairing code P0159 in a 2007 Nissan Maxima may involve replacing the downstream oxygen sensor (HO2S22), repairing any wiring issues, fixing exhaust or vacuum leaks, or addressing fuel system problems.

7. Will resetting the Check Engine Light resolve the OBDII code P0159 in my 2007 Nissan Maxima?

Resetting the Check Engine Light may temporarily clear the code P0159 in a 2007 Nissan Maxima, but if the underlying issue is not fixed, the code is likely to reappear after driving the vehicle for some time.

8. How much does it cost to fix the HO2S22 slow response sensor code P0159 in a 2007 Nissan Maxima?

The cost to fix code P0159 in a 2007 Nissan Maxima can vary depending on the root cause of the issue, but it may range from $100 to $400 for parts and labor, excluding diagnostic fees.

9. Can a DIY enthusiast replace the HO2S22 sensor to resolve the P0159 code in a 2007 Nissan Maxima?

Replacing the HO2S22 sensor to resolve code P0159 in a 2007 Nissan Maxima is a task that can be tackled by a DIY enthusiast with the right tools and knowledge of automotive repairs.

10. How often should I check the oxygen sensors in my 2007 Nissan Maxima to prevent OBDII code P0159 from occurring?

It is recommended to check the condition of the oxygen sensors in your 2007 Nissan Maxima during routine maintenance or if you notice any symptoms of poor engine performance to prevent code P0159 from occurring.

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