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Re: Paccar MX-13 Codes, No info
Posted to HD/Fleet Forum on 10/2/2020 3 Replies

John,

All of these codes are Derates and are resulted from other codes. The 1496 is locked hard and must be cleared using Davie4 and performing the EGR disable derate function. Bad thing is if codes have already been cleared, you likely lost the root cause o... Login to read more.

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