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Maintenance and Repair
Troubleshooting Fault Codes
Fault Code SPN 4364 FMI 18 - 31
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<blockquote data-quote="admin" data-source="post: 167" data-attributes="member: 1"><p> <table style='width: 100%'><tr><th>SPN 4364</th><th>FMI 18</th><th>FMI 31</th></tr></table><p></p><p><strong>Code Description:</strong> Aftertreatment SCR Catalyst Conversion Efficiency data valid but below normal operating range - <strong>moderately severe level</strong>.</p><p></p><p><strong>Best case scenario: </strong>Do a forced Regen and be on your way.</p><p></p><p><strong>If the Code comes back:</strong> if the code reappears you will need to consider getting DPF filter changed or getting it cleaned.</p><p></p><p><strong>Possible solution:</strong> your DPF Filter has over 500k miles its time for a change or a clean of said filter. Check to see if your inlet or outlet sensors are not damaged or have loose wiring and are within operating parameters.</p><p></p><p><strong>DPF Filters range in price:</strong> from 1,400 for a remanufactured or 2,000 brand new</p><p></p><p>If you are mechanically inclined, you can do easily do this DPF Filter swap project and save thousands of dollars in shop fees.</p><p></p><p><strong>Cost of DPF Change:</strong> SHOP PRICES VARY FROM STATE TO STATE BUT ARE IN THE RANGE OF 160.00 HR - 250.00 HR</p></blockquote><p></p>
[QUOTE="admin, post: 167, member: 1"] [TABLE] [TR] [TH]SPN 4364[/TH] [TH]FMI 18[/TH] [TH]FMI 31[/TH] [/TR] [/TABLE] [B]Code Description:[/B] Aftertreatment SCR Catalyst Conversion Efficiency data valid but below normal operating range - [B]moderately severe level[/B]. [B]Best case scenario: [/B]Do a forced Regen and be on your way. [B]If the Code comes back:[/B] if the code reappears you will need to consider getting DPF filter changed or getting it cleaned. [B]Possible solution:[/B] your DPF Filter has over 500k miles its time for a change or a clean of said filter. Check to see if your inlet or outlet sensors are not damaged or have loose wiring and are within operating parameters. [B]DPF Filters range in price:[/B] from 1,400 for a remanufactured or 2,000 brand new If you are mechanically inclined, you can do easily do this DPF Filter swap project and save thousands of dollars in shop fees. [B]Cost of DPF Change:[/B] SHOP PRICES VARY FROM STATE TO STATE BUT ARE IN THE RANGE OF 160.00 HR - 250.00 HR [/QUOTE]
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Maintenance and Repair
Troubleshooting Fault Codes
Fault Code SPN 4364 FMI 18 - 31
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