International Fault Code SPN 2659 FMI 10: EGR Slow Response Fault

Code details

Manufacturer

International (Navistar)

Applies to

International MaxxForce DT (2010–2019)

Fault code

SPN 2659 FMI 10

J1939 SPN

2659

FMI

10 — Abnormal rate of change

Truck models in source

3200, 4100, 4300, 4400, 7300, 7400, 7500, 7600, 7700, 8500, 8600, BE 200, CE Bus, CXT, DuraStar, LoneStar, MXT, ProStar, RXT, TranStar, WorkStar

What to do next

• Read active and inactive codes with the OEM service tool (Diamond Logic Builder can clear previously active codes) and note the occurrence count.
• FMI 10 tells the shop the type of failure to test for: abnormal rate of change.
• Have a heavy-duty diesel technician confirm the fault against the engine or chassis service manual before replacing parts.

Related fault codes

• International Fault Code SPN 2659 FMI 10 — Engine Exhaust Gas Recirculation 1 Mass Flow Rate : Abnormal Rate Of Change
• International Fault Code SPN 2659 FMI 14 — EGR System Flow Rate Error During Air Management Test
• International Fault Code SPN 2659 FMI 20 — EGR High Flow Rate Detected
• International Fault Code SPN 2659 FMI 21 — EGR Low Flow Rate Detected
• International Fault Code SPN 2659 FMI 16 — Engine Exhaust Gas Recirculation 1 Mass Flow Rate : Data Valid But Above Normal Operating Range – Moderately Severe Level
• International Fault Code SPN 2659 FMI 18 — Engine Exhaust Gas Recirculation 1 Mass Flow Rate : Data Valid But Below Normal Operating Range – Moderately Severe Level
• PACCAR Fault Code P127A — EGR Pressure Difference – Data Valid But Too Low
• PACCAR Fault Code P127B — EGR Pressure Difference – Data Valid But Too High