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range or performance

  1. Cooky

    P0426 Catalyst Temperature Sensor Range/Performance (Bank 1)

    Hi all. I Hope you guys can help with this. I am getting an intermittent fault starting the car from cold. P0426 Catalyst Temperature Sensor Range/Performance (Bank 1) If I reset it it stays off for a while but ultimately comes back. From what I have read so far it sounds like and oxygen...
    • Cooky
    • Thread
    • bank catalyst p0426 range or performance sensor temperature
    • Replies: 2
    • Forum: Engine
  2. DennisTheMenace

    W203 CDI P0426 - Catalyst Temperature Sensor Range/Performance Bank 1

    Just had this code come up, car is running no different, looking at cat temp readings they sit around 80-90-100c and fluctuate up and down within these ranges, when driving it goes to 16.9c! Is the the o2 sensor in the exhaust that gone **** up?
    • DennisTheMenace
    • Thread
    • bank catalyst cdi p0426 range or performance sensor temperature w203
    • Replies: 0
    • Forum: Engine
  3. J

    P0471 Exhaust Pressure Sensor Range/Performance

    Where is this bloody sensor?........next to the EGR or one of the ones in the cat or dpf? its on a C200 CDI MY2005 JAN...
    • jtimkey
    • Thread
    • exhaust p0471 pressure range or performance sensor
    • Replies: 0
    • Forum: Engine
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