P1273 CHEVROLET code

How to fix code P1273?

Zitat von Youtube: So what you could do be very very careful always have a fire extinguisher. You take some starter fluid carburetor cleaner. And turn the car on run the car.

What does P1273 mean?

P1273 – Heated oxygen sensor (H02S), bank 1 – lean mixture (Nissan)

Code Fault Location Probable Cause
P1273 Heated oxygen sensor (H02S), bank 1 – lean mixture (Buy Part On Amazon) H025, fuel pressure, injectors, intake air leak

How do I reset my air fuel ratio sensor?

Zitat von Youtube: Is we need to go and start the vehicle for at least five seconds or until the engine light has come on and as you could see it has.

How do you fix air fuel ratio?

Turn the screw clockwise until the engine starts to sound rough.

  1. Tightening the screw weakens the air and fuel mixture and decreases the amount of fuel flowing to the engine.
  2. Tightening the screw is also called making the fuel mixture leaner, which lowers the RPMs at which the engine idles.

What is an air fuel ratio sensor?

The air-fuel ratio sensor monitors the oxygen content in the exhaust stream and sends data to the computer so that it can add or subtract fuel. If there is any problem with the sensor, it can send a bad or false signal to the computer which can throw off its calculations and cause it to waste fuel excessively.

How do you fix P0158 code?

What repairs can fix the P0158 code?

  1. Replace the rear oxygen sensor.
  2. Repair any oxygen sensor wires that have shorted out, are broken or exposed.
  3. Make necessary repairs to remedy the excessive fuel pressure.
  4. Replace engine coolant temperature sensor if it is necessary.

What causes code P0138?

What the P0138 code means. P0138 is the OBD-II generic code indicating the O2 sensor for bank 1 sensor 2 fails to have a lower voltage output below 1.2 volts for more than 10 seconds indicating a lack of oxygen in the exhaust stream.

How do you reset the mass airflow sensor on a Chevy?

Upon replacing the Mass Air Flow Sensor, turn on the engine light to ensure it still has its function. You can unhook the battery and leave it unhooked for 10 minutes to completely reset the entire system. The battery will not harm itself if left unhooked for more than 10 minutes.

Can you clean an air fuel ratio sensor?

Oxygen and air fuel ratio sensors can’t be cleaned in a way that will affect their performance. You can clean it to make it shiny. The ceramic element has a spray cleaner on it. That could make you feel better.