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DTC P1612/18020 - Pcm Incorrectly Coded

  1. If DTC P1606/18014 is not also set in memory, go to next step. If DTC P1606/18014 is also set in memory, PCM is incorrectly coded. Vehicle is equipped with traction control, but PCM coding was done for a vehicle without traction control. Properly code PCM test drive vehicle. See PCM CODING in this article. If DTC sets again, go to next step.
  2. PCM is incorrectly coded. Vehicle is equipped with an automatic transmission, but PCM coding was done for a vehicle with a manual transmission. Properly code PCM test drive vehicle. See PCM CODING in this article.
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