P1052 Infiniti Code - Air Fuel Ratio Sensor 1 Heater Control Circuit High Bank 2
Quick Answer
The P1052 Infiniti code indicates a problem with the Air Fuel Ratio Sensor 1 Heater Control Circuit on Bank 2 of the vehicle. Common causes include Faulty Air Fuel Ratio Sensor, Short in the wiring harness, Corrosion or poor connections in the sensor circuit. 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
- P1052 Infiniti indicates Air Fuel Ratio Sensor 1 Heater Control Circuit High Bank 2.
- Common causes
- Common causes include Faulty Air Fuel Ratio Sensor, Short in the wiring harness, Corrosion or poor connections in the sensor circuit.
- 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 P1052 Infiniti Description
The P1052 Infiniti code indicates a problem with the Air Fuel Ratio Sensor 1 Heater Control Circuit on Bank 2 of the vehicle. This sensor is responsible for monitoring the air to fuel ratio in the engine and ensuring it is at an optimal level for combustion. The heater control circuit is designed to warm up the sensor quickly to operating temperature for accurate readings. When the control circuit is detected to be high, it means that there is an issue with the sensor's heating element drawing too much current.
Common Causes of P1052 Infiniti
- Faulty Air Fuel Ratio Sensor
- Short in the wiring harness
- Corrosion or poor connections in the sensor circuit
- Issues with the engine control module
- Electrical problems within the vehicle's system
Symptoms of P1052 Infiniti
- Decreased fuel efficiency
- Rough idling
- Engine misfires
- Check Engine Light is illuminated
- Failed emissions test
How to Fix P1052 Infiniti
- Begin by diagnosing the issue with a scan tool to confirm the P1052 code.
- Inspect the wiring harness and connections for any signs of damage or corrosion.
- Test the Air Fuel Ratio Sensor's heating element for proper function.
- Replace the Air Fuel Ratio Sensor if it is determined to be faulty.
- Clear the code and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P1052 Infiniti
The typical repair costs for addressing a P1052 Infiniti code can range from $200 to $500, including parts and labor. However, 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. It is recommended to check local rates for a more accurate estimate.
When is the Code Detected?
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Information for Specific Infiniti Models
- P1052 2004 Infiniti G35 — Air Fuel Ratio Sensor 1 Heater Control Circuit High Bank 2
- P1052 2005 Infiniti G35 — Air Fuel Ratio Sensor 1 Heater Control Circuit High Bank 2
Frequently Asked Questions about P1052 Infiniti Code
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