How to carry out replacement: Lambda Sensor
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Change Lambda Sensor yourself – manuals and video tutorials

How to change lambda sensor on a car – replacement tutorial

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How to change lambda sensor on a car – replacement tutorial
Published on: 26/07/2020
20K views
Tools
You will need:
a wire brush
WD-40 spray
electronic spray
copper grease
a torque wrench
a combination spanner
a lambda sensor socket
a ratchet wrench
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Please note!
  • Modern cars can have from 1 to 8 lambda sensors (also called oxygen sensors).
  • Driving a car with a faulty lambda sensor can result in catalytic converter failure, difficulty starting the engine, poor engine performance, and increased fuel consumption.
  1. 1.
    How to change Lambda Sensor - free PDF and video manuals
    If the exhaust manifold is covered by a heat shield made from a metallised material, remove it.
  2. 2.
    How to replace Oxygen sensor - step-by-step manuals and video guides
    Warm up your engine to operating temperature so it will be easier to unscrew the lambda sensor.
  3. 3.
    O2 sensor replacement on your car: free workshop manuals
    Remove the negative terminal from the battery. Wear gloves to protect yourself from burns.
  4. 4.
    Changing NOx sensor by yourself
    Detach the sensor's connector.
  5. 5.
    How to remove Lambda sensors - online easy-to-follow instructions
    Using a special socket and ratchet wrench, unscrew the lambda sensor by rotating it counterclockwise.
  6. 6.
    How to replace Exhaust sensor: download PDF manuals and video instructions
    Treat the thread of the new sensor with a special lubricant, such as high-temperature copper grease.
  7. 7.
    How hard is it to do yourself: Oxygen sensors replacement - download illustrated guide
    Screw the sensor all the way in by hand.
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