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  1. Range Rover Mark III / L322
    2 months ago, exhaust system dropped to replace all 4 O2 sensors. Minor crack observed and welded on driver side CAT. Past 2 weeks, started getting P0463 & P2A03 codes. The upstream sensors have been swapped between driver and passenger side and P2A03 code remains consistent (Bank 2, Sensor...
  2. Range Rover Mark III / L322
    Service Engine light is on. I had the codes read at dealership and P2A03 (02 sensor bank 2 sensor 1) shows. Dealer checked vehicle history and Catalytic Converter was changed in 08. My question is, how difficult is it to locate and change the 02 sensor? Does this normally repair this particular...
  3. Range Rover Mark III / L322
    I bought an 05 RR and after one month the engine light came on. I took it back to the dealer and he replaced the 2 front o2 sensors. The next day the light came back on so I went back to the dealer and he swapped them with a new set, thinking that the original new o2 sensors may be faulty.I pick...
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