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spark control module

  1. Code 43. Esc/sensor prob. No voltage to knock sensor pigtail.

    S10 / S15
    I have an 88 s15 with the 4.3 and was reading a code 43 which is knock sensor or electronic spark controller problem. Truck runs real sluggish and sometimes stalls occasionally. I tested for continuity on my knock sensor and had none so I replaced it, but I've also heard that I'm supposed to get...