P1289 Nissan Code - Air Fuel Ratio Sensor 1 Circuit Slow Response Bank 2
Quick Answer
The P1289 diagnostic trouble code for Nissan vehicles indicates a problem with the Air Fuel Ratio Sensor 1 Circuit Slow Response on Bank 2. Common causes include Faulty Air Fuel Ratio Sensor, Wiring issues, Vacuum leak. 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
- P1289 Nissan indicates Air Fuel Ratio Sensor 1 Circuit Slow Response Bank 2.
- Common causes
- Common causes include Faulty Air Fuel Ratio Sensor, Wiring issues, Vacuum leak.
- 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 P1289 Nissan Description
The P1289 diagnostic trouble code for Nissan vehicles indicates a problem with the Air Fuel Ratio Sensor 1 Circuit Slow Response on Bank 2. This sensor is responsible for monitoring the air-fuel mixture in the exhaust system and providing feedback to the engine control module. A slow response from this sensor can lead to incorrect fuel mixture adjustments, which can negatively impact the vehicle's performance and fuel efficiency.
Common Causes of P1289 Nissan
- Faulty Air Fuel Ratio Sensor
- Wiring issues
- Vacuum leak
- Engine Control Module malfunction
- Exhaust system leaks
Symptoms of P1289 Nissan
- Decreased fuel efficiency
- Rough idling
- Poor acceleration
- Engine misfires
- Check Engine Light illuminated
How to Fix P1289 Nissan
- Perform a diagnostic scan to confirm the P1289 code.
- Inspect the Air Fuel Ratio Sensor on Bank 2 for any signs of damage or malfunction.
- Check the wiring connected to the sensor for any breaks or corrosion.
- Test for vacuum leaks in the intake system.
- If necessary, replace the Air Fuel Ratio Sensor and clear the code.
Cost to Fix P1289 Nissan
The cost of repairing a P1289 code on a Nissan vehicle can vary depending on the specific cause of the issue and the labor rates in your area. On average, the parts for this repair can range from $100 to $300, while labor costs can be between $100 and $200. Keep in mind that additional diagnostic time may be required to pinpoint the exact cause of the code, which can affect the overall cost. It's recommended to consult with a professional mechanic for a more accurate estimate based on your vehicle's make and model.
When is the Code Detected?
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Information for Specific Nissan Models
- P1289 2004 Nissan Maxima — Air Fuel Ratio Sensor 1 Circuit Slow Response Bank 2
- P1289 2005 Nissan Maxima — Air Fuel Ratio Sensor 1 Circuit Slow Response Bank 2
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