P0630 or P0603? P0603 is absolutely NORMAL for a vehicle with a chip installed. No way around that.
The P1316 is an IDM fault code. It's a generic code for the PCM and will set any time the IDM itself sets a code. You need to dig a little deeper on the reason behind that IDM code.
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Tuning, PCM flashing, and burning chips for 7.3s since 2008. Repairing all aspects of 7.3L Powerstrokes for 25 years.
Eight 7.3L PSDs in the driveway including a 1994 Crown Vic and 1973 F100/2002 F350. Looking for the next victim.
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