Review Of 2013 Ram 1500 Check Engine Light Codes References. Replaced sensor and 2 days later check engine light on again. The most common cause is a loose or faulty gas cap, but it could also be a sign of a more serious problem like an.

P1475 auxiliary 5 volt output too high. The first couple of times the code. Most drivers have heard that a loose gas cap can cause the 2013 dodge ram 1500 check engine light to come on.
