Yep, these are wiring harness codes, is everything connected? If so, I would get another harness.
P1271 - Cylinder #1 High to Low Side Open
P1272 - Cylinder #2 High to Low Side Open
P1277 - Cylinder #7 High to Low Side Open
P1273 - Cylinder #3 High to Low Side Open
P1274 - Cylinder #4 High to Low Side Open
Let me know if you need anything else, or upload images so I can see what's going on.
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Monday, September 16th, 2024 AT 10:52 AM