
Re: 2018 Volvo VNL D13 Code P24F6
Those AHI modules are extremely finicky. Any oil contamination at all in the air system will eat one in no time. These trucks must have a coalescing air dryer filter. The air psi to the ahi module is regulated to around 44psi. What I do when I am diagnosing on... Login to read more. ![]()
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