Thread: How do you know the DPF needs replacing/cleaning?
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Old 03-31-2021, 02:30 AM
V12noise V12noise is offline
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My differential pressure is erratic - about 90% of the time it is high and regens happen every 30 miles or so. I suspected the DPF pressure sensor and changed it but it could just be the DPF is clogged. Just a bit concerned why sometimes the readings are ok...
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