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P1682

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p1682
The code you are getting P1682 is due to the ECM seeing a difference in the voltage levels of the two main power inputs to the ECM and will store the code when one voltage is different than the other...
Question
I have problem ( Engine power Reduced ), Code 1682 ignition 1 switch circuit 2
The P1682 code means that there is a difference in voltage between the ignition switch circuit 1 and circuit 2. There are a few things that can cause this - including a fault with the ignition switch itself or a...
Question
2008 Buick Enclave engine light on with code p1682 and car stays running with key off for while then dies, ECM is humming,
Code P1682 sets if the ECM detects a difference in the voltage levels of the two main power inputs to the ECM. Basically, the code will be stored when one voltage input has a significantly different value than the other...

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