Originally Posted by FLlegacy
Could a weak stock pump also show up in logging as say a longer injector duty cycle or a maxxed out duty cycle? Just curious since the topic came up, maybe something to keep an eye on for the aging LGTs.
The ECU doesn't get any input about fuel pressure, so it doesn't add IDC or IPW to compensate. You just fall short of your previous AFR, which is why it's dangerous. My feeling with these is that changing the stock pump for something stouter is cheap insurance.
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