Ford Focus RS Forum banner

Discussions Showcase Albums Media Media Comments Tags Marketplace

1-2 of 2 Results
  1. Focus RS TroubleShooting
    So recently purchased a 2018 RS in Red that had extensive mods on it From what I have been able to figure out so far: RMM Intercooler and Charge Pipes Water Methanol Injection Stage 2 (AEM) Precision Turbo (Big Turbo) Terra Sparco Rims Matte Black Rally Armor Mud Flaps Mishimoto Catch Can...
  2. Focus RS TroubleShooting
    I just replaced both O2 sensors with new Ford parts. Right after starting vehicle the P0135 O2 Sensor Heater Circuit Bank 1 Sensor 1 code came on which I have never seen before. Any ideas? Thank you.
1-2 of 2 Results