The P2246 fault code in automobiles indicates a problem with the front oxygen sensor bank 1. The most common symptom is the illumination of the engine light or service engine soon warning light. The cause of this fault code could be a faulty front oxygen sensor bank 1, an open or shorted harness, or a poor electrical connection in the circuit.
The importance of repairing this issue lies in the fact that it affects the vehicle’s fuel efficiency and emissions.
The repair difficulty is moderate, and the repair time is estimated to be around 1.0 hour.
To fix the issue, one should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector pins.
Repair Importance Level | 6.67 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 6.67 (Out of 10) |
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P2246: Warning Signs Of A Faulty Oxygen Sensor
If you notice the Engine Light ON or Service Engine Soon Warning Light, it could be a sign of p2246 fault code. Here are the symptoms to look out for:
- The P2246 fault code in an automobile can cause several symptoms, including the engine light turning on or the service engine soon warning light appearing.
- Other symptoms may include a decrease in engine power, reduced fuel efficiency, and rough idling.
- Additionally, the vehicle may experience stalling or difficulty starting, and there may be a noticeable decrease in acceleration.
- It is important to address these symptoms promptly to prevent further damage to the vehicle and ensure safe driving conditions.
P2246: Uncovering The Culprits Behind The Fault Code
There are several causes of the automobile fault code p2246, including a faulty front oxygen sensor and poor electrical connection.
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- The automobile fault code P2246 can be caused by a faulty front oxygen sensor in bank 1.
- It can also be caused by an open or shorted harness in the front oxygen sensor bank 1.
- Additionally, a poor electrical connection in the front oxygen sensor bank 1 circuit can also trigger this fault code.
Fix Code P2246: Simple Steps To Get Your Car Running
To fix the p2246 automobile fault code, check the possible causes and inspect the related wiring harness and connectors for any damage.
- To fix the automobile fault code p2246, first, check the possible causes listed above.
- Then, visually inspect the related wiring harness and connectors.
- Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
- This fix will take an estimated repair time of 1.0 hour.
P2246: Affordable Fix For Complex Automobiles
The fault code P2246 indicates an issue with the oxygen sensor circuit in the vehicle’s engine. The estimated repair time for this fault code is 1.0 hour.
The cost of fixing this issue can vary depending on the auto repair shop, but it is common for most shops to charge between $75 and $150 per hour. Other factors that may influence the cost include the make and model of the vehicle, the severity of the issue, and the location of the repair shop.
P2246: Oxygen Sensor Reference Voltage Circuit Low – Explained
The P2246 code refers to the O2 Sensor Reference Voltage Circuit High Bank 1 Sensor 1. This sensor is located in the exhaust manifold and detects the amount of oxygen in the exhaust gas compared to the outside air.
The heated oxygen sensor 1 generates voltage from approximately 1V in richer conditions to 0V in leaner conditions. The signal is sent to the Engine Control Module (ECM) which adjusts the injection pulse duration to achieve the ideal air-fuel ratio.
The ideal air-fuel ratio occurs near the radical change from 1V to 0V.
FAQ
If you see the engine light on or the service engine soon warning light, it could be due to the P2246 fault code. This code is caused by a faulty front oxygen sensor in Bank 1, an open or shorted harness, or a poor electrical connection in the circuit. To fix this issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.
If you’re experiencing an Engine Light ON or Service Engine Soon Warning Light due to a P2246 fault code, you may need to visually inspect the related wiring harness and connectors. This is because the cause of the issue could be a faulty Front Oxygen Sensor Bank 1, an open or shorted Front Oxygen Sensor Bank 1 harness, or a poor electrical connection in the Front Oxygen Sensor Bank 1 circuit. To fix the issue, check the possible causes listed above and look for damaged components, broken, bent, pushed out, or corroded connector’s pins.
If the Front Oxygen Sensor Bank 1 harness is open or shorted, it can cause the P2246 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light. To fix this issue, one should visually inspect the related wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

Wrap Up
If your engine light is on, it could be due to a faulty front oxygen sensor bank 1, an open or shorted harness, or poor electrical connection. Visually inspect the wiring harness and connectors for damage or corrosion. Check for broken, bent, or pushed out connector pins.