P0201 Injector circuit cylinder 1
P0301 Misfire number 1 cylinder
If the injector is not working this would result in a misfire condition, Go to cylinder 1 and check to make sure that the injector is connected, the locking tab may have failed to make proper contact to the fuel injector
Here a fuel injector where it failed to make a proper connection check the connection for proper contact on the fuel injector
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