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  1. MKIII Technical
    What is the probability of the actual knock sensor(s) being bad? I've already used YotaConnectors KS rewire kit, and the car runs fine. But still the code 52 persists. Swapping the ECU doesn't seem to change anything (I have an OEM spare) Resetting the ECU works when i start it up and it...
  2. MKIII (1986.5-1992)
    Hello everyone, I'm keeping on with my 89 Turbo M/T that I pulled out of a yard for $500. After replacing both sensors to fix code 52 (shoutout to my dad's cousin who has a lift in his garage, that rear sensor was a bitch) code 52 came back next drive. I'm assuming it's wiring at this point...
  3. MKIII Technical
    So I have the code for knock sensors and I recently replaced the front one. or I assumed I did and I was trying to get to the one by the starter so I had to go under the car, and I looked and saw the front one I replaced and spotted what looks like another knock sensor next to it? under intake...
1-3 of 3 Results