[SOLVED] P2273 Code: Rich Oxygen Sensor Fix For Bank 2 Sensor 2

The P2273 fault code in automobiles indicates a problem with the Heated Oxygen Bank 2 Sensor 2. Symptoms may include decreased fuel efficiency and engine performance. The cause of this fault code could be a faulty sensor, poor electrical connection, fuel system pressure issues, fuel contamination, or exhaust vacuum leaks.

It is important to address this issue promptly as it can lead to further damage to the engine. The repair process involves visually inspecting the wiring harness and connectors, checking for damaged components, and looking for broken or corroded connector pins.

The repair time for this issue is estimated to be around 1.0 hour.

Repair Importance Level6.67 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level6.67 (Out of 10)

Here are some symptoms that may indicate the presence of the automobile fault code p2273:

  • The P2273 fault code indicates a problem with the oxygen sensor in the bank 2 sensor 2 circuit.
  • Symptoms of this fault code include: – Check Engine Light is on – Decreased fuel efficiency – Rough idling – Hesitation or stalling during acceleration – Poor engine performance – Failed emissions test – Reduced power output – Increased emissions – Unusual exhaust smell.

The automobile fault code P2273 can be caused by a range of issues, including faulty sensors, poor electrical connections, and fuel system problems.

  • The automobile fault code P2273 can be caused by a faulty Heated Oxygen Bank 2 Sensor 2.
  • It can also be caused by an open or shorted Heated Oxygen Bank 2 Sensor 2 harness, or a poor electrical connection in the Heated Oxygen Bank 2 Sensor 2 circuit.
  • Low or high fuel system pressure, fuel contamination, faulty fuel injectors, exhaust gas leaks, and engine vacuum leaks can also cause this fault code.

To fix the automobile fault code p2273, check the possible causes and inspect related wiring harness and connectors for damage.

  • To fix the automobile fault code p2273, you need to check the possible causes listed above.
  • 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.

The automobile fault code P2273 can be diagnosed and fixed within an estimated repair time of 1.0 hour.

The cost of repair is influenced by the repair time, which is commonly charged between $75 and $150 per hour by most auto repair shops.

Therefore, the total cost of fixing the P2273 fault code will depend on the hourly rate charged by the repair shop and the estimated repair time required to fix the issue.

– P2273 is an automobile fault code that triggers the engine light to turn on or the service engine soon warning light to appear. – This fault code is often accompanied by high fuel consumption, which means that the vehicle is using more fuel than it should. – Another symptom of P2273 is excessive smoke coming from the exhaust, which can be a sign of a serious problem. – P2273 is typically caused by a problem with the air intake system, specifically the air leak between the MAF (Mass Air Flow) sensor and the throttle body. – If left untreated, P2273 can lead to further damage to the engine and other components of the vehicle. – It is important to have P2273 diagnosed and repaired as soon as possible to avoid costly repairs and potential safety hazards.

What are the possible causes of the P2273 fault code?

The P2273 fault code can be caused by a faulty Heated Oxygen Bank 2 Sensor 2, open or shorted harness, poor electrical connection, low or high fuel system pressure, fuel contamination, faulty fuel injectors, exhaust gas leaks, or engine vacuum leaks. To fix the 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.

How can one visually inspect the related wiring harness and connectors to fix the P2273 fault code?

To fix the P2273 fault code, start by checking the possible causes listed above. Then, visually inspect the related wiring harness and connectors for any damage or corrosion. Look for broken, bent, pushed out, or corroded connector pins. This will help identify any issues with the Heated Oxygen Bank 2 Sensor 2 harness, circuit, or electrical connection, as well as any fuel system or exhaust gas leaks or engine vacuum leaks.

What are the consequences of ignoring the P2273 fault code?

Ignoring the P2273 fault code, caused by a faulty Heated Oxygen Bank 2 Sensor 2, can lead to decreased fuel efficiency, engine misfires, and potential damage to the catalytic converter. It is important to address the issue promptly by checking the possible causes, visually inspecting the wiring harness and connectors, and looking for damaged components.

p2273 error fault code explained

To fix p2273, check for possible causes such as faulty Heated Oxygen Bank 2 Sensor 2, poor electrical connection, fuel system pressure, fuel contamination, faulty fuel injectors, exhaust gas leaks, and engine vacuum leaks.

Visually inspect related wiring harness and connectors for damage, broken, bent, pushed out, or corroded pins.

Scroll to Top