P0153 Infiniti Code - Air Fuel Ratio Circuit Slow Response Bank 2 Sensor 1
Quick Answer
The P0153 code for Infiniti vehicles indicates a problem with the Air Fuel Ratio (A/F) circuit on Bank 2 Sensor 1. Common causes include Faulty A/F sensor, Wiring issues or poor connections, ECM problems. 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
- P0153 Infiniti indicates Air Fuel Ratio Circuit Slow Response Bank 2 Sensor 1.
- Common causes
- Common causes include Faulty A/F sensor, Wiring issues or poor connections, ECM problems.
- 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 P0153 Infiniti Description
The P0153 code for Infiniti vehicles indicates a problem with the Air Fuel Ratio (A/F) circuit on Bank 2 Sensor 1. This sensor is responsible for measuring the amount of oxygen in the exhaust gases and sending this information to the engine control module (ECM) to adjust the air-fuel mixture for optimal combustion. A slow response from this sensor can lead to incorrect fuel delivery, affecting the engine's performance and fuel efficiency.
Common Causes of P0153 Infiniti
- Faulty A/F sensor
- Wiring issues or poor connections
- ECM problems
- Vacuum leaks
- Exhaust leaks
Symptoms of P0153 Infiniti
- Check engine light illuminated on the dashboard
- Decreased fuel efficiency
- Engine misfires or rough idling
- Reduced engine performance
- Increased emissions
How to Fix P0153 Infiniti
- Diagnose the issue by connecting a diagnostic scanner to retrieve the specific fault code and confirm the problem with Bank 2 Sensor 1.
- Inspect the wiring harness and sensor connections for any damage or corrosion, repairing or replacing as necessary.
- Test the A/F sensor's response time using a multimeter to determine if it is functioning correctly.
- Check for vacuum leaks or exhaust leaks that could be impacting the sensor's readings, repairing any leaks found.
- If the issue persists, consider replacing the A/F sensor or consulting a professional technician for further diagnosis and repair.
Cost to Fix P0153 Infiniti
The typical repair costs for addressing a P0153 code on an Infiniti vehicle can range from $150 to $400, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that the diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check local rates for a more accurate estimate. Additionally, factors such as location, vehicle make and model, and engine type can also impact the overall repair costs.
Tech Notes for P0153 Infiniti
For Infiniti models before 2005 see: P0153 Infiniti
When is the Code Detected?
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Information for Specific Infiniti Models
- P0153 2003 Infiniti G35 — O2 Sensor Circuit Slow Response Bank 2 Sensor 1
- P0153 2004 Infiniti G35 — O2 Sensor Circuit Slow Response Bank 2 Sensor 1
- P0153 2005 Infiniti G35 — Air Fuel Ratio Circuit Slow Response Bank 2 Sensor 1
- P0153 2006 Infiniti G35 — Air Fuel Ratio Circuit Slow Response Bank 2 Sensor 1
Frequently Asked Questions about P0153 Infiniti Code
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