What did you do to get the P1336? If it just came in with a check engine light on and 1336 is the only DTC, pretty good chance it needs a PCM. The only time you need to relearn the CKP is if you reprogrammed or replaced the PCM, put in a new CKP, or did anything major like a crank in the engine or complete engine. You say the pattern is good? Did you tap in to the CKP circ near the PCM? Another thing to think about is the CKP circuit is a twisted pair. Some even have shielding on them to prevent interference.
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Today's Featured Article - Upgrading an Oliver Super 55 Electrical System - by Dennis Hawkins. My old Oliver Super 55 has been just sitting and rusting for several years now. I really hate to see a good tractor being treated that way, but not being able to start it without a 30 minute point filing ritual every time contributed to its demise. If it would just start when I turn the key, then I would use it more often. In addition to a bad case of old age, most of the tractor's original electrical system was simply too unreliable to keep. The main focus of this page is to show how I upgr
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