P1167 2005 Infiniti G35 Code - Heated Rear Oxygen Sensor 2 Maximum Voltage Monitoring Bank 2
Quick Answer
The P1167 code on a 2005 Infiniti G35 indicates an issue with the Heated Rear Oxygen Sensor 2 on Bank 2 reaching maximum voltage levels. Common causes include Faulty Heated Rear Oxygen Sensor 2, Wiring issues or shorts in the sensor circuit, Problems with the engine control module. 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
- P1167 2005 Infiniti G35 indicates Heated Rear Oxygen Sensor 2 Maximum Voltage Monitoring Bank 2.
- Common causes
- Common causes include Faulty Heated Rear Oxygen Sensor 2, Wiring issues or shorts in the sensor circuit, Problems with the engine control module.
- 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 P1167 2005 Infiniti G35 Description
The P1167 code on a 2005 Infiniti G35 indicates an issue with the Heated Rear Oxygen Sensor 2 on Bank 2 reaching maximum voltage levels. The Heated Rear Oxygen Sensor, also known as the downstream oxygen sensor, is responsible for monitoring the oxygen levels in the exhaust gases after they have passed through the catalytic converter. This information is crucial for the engine control module to adjust the air-fuel mixture for optimal performance and emissions control.
Common Causes of P1167 2005 Infiniti G35
- Faulty Heated Rear Oxygen Sensor 2
- Wiring issues or shorts in the sensor circuit
- Problems with the engine control module
- Exhaust leaks near the sensor
- Contaminated sensor due to oil or coolant leaks
Symptoms of P1167 2005 Infiniti G35
- Decreased fuel efficiency
- Rough idling or stalling
- Check Engine Light illuminated
- Poor acceleration
- Increased emissions
How to Fix P1167 2005 Infiniti G35
- Diagnose the issue by using a scan tool to confirm the P1167 code and inspecting the sensor and wiring for any visible damage.
- Replace the Heated Rear Oxygen Sensor 2 on Bank 2 if it is found to be faulty.
- Check and repair any wiring issues or shorts in the sensor circuit.
- Clear the error code and perform a test drive to ensure the issue has been resolved.
- If the problem persists, further diagnostics may be needed to identify underlying issues with the engine control module or exhaust system.
Cost to Fix P1167 2005 Infiniti G35
The typical repair costs for addressing a P1167 code on a 2005 Infiniti G35 can range from $200 to $500, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to check local rates for a more precise estimate.
Tech Notes for P1167 2005 Infiniti G35
When is the Code Detected?
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Frequently Asked Questions about P1167 2005 Infiniti G35 Code
What does OBDII code P1167 mean for a 2005 Infiniti G35?
OBDII code P1167 indicates that the heated rear oxygen sensor 2 on bank 2 is reporting a maximum voltage, suggesting a potential issue with the sensor or its circuit.
What are the common symptoms associated with code P1167?
Common symptoms include poor fuel economy, increased emissions, rough idling, and the check engine light being illuminated.
What could cause the P1167 code to trigger in my Infiniti G35?
Causes for the P1167 code can include a faulty heated oxygen sensor, damaged wiring or connectors, or issues with the engine control module (ECM).
How can I diagnose the cause of code P1167?
To diagnose the issue, use an OBDII scanner to confirm the code, visually inspect the wiring and connectors of the heated rear oxygen sensor, and test the sensor’s voltage output with a multimeter.
Can I drive my Infiniti G35 with code P1167?
While you can technically drive the vehicle, it is not recommended as it may lead to poor engine performance and increased emissions. It’s best to address the code promptly.
What repairs might be needed to fix the P1167 code?
Repairs may involve replacing the heated oxygen sensor, repairing any damaged wiring or connectors, or reprogramming or replacing the ECM if necessary.
Is it possible for the P1167 code to clear itself?
In some cases, if the issue resolves itself (like a temporary wiring fault), the code may clear after several driving cycles. However, it’s advisable to address any underlying problems.
How much does it typically cost to repair the P1167 code?
Repair costs can vary widely but generally range from $100 to $300, depending on whether you need to replace the sensor, repair wiring, or perform other related services.
Will clearing the code P1167 fix the underlying issue?
No, simply clearing the code will not fix the underlying problem. It’s important to diagnose and address the cause to prevent the code from returning.
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