International SA 33 SPN 3995 FMI 7: Rear Passenger Window Motor Failure

SA 33 SPN 3995 FMI 7 on International / Navistar trucks means: Rear Passenger Window Motor Failure. The failure mode (FMI 7) is “mechanical system not responding or out of adjustment”.

Code details

Manufacturer: International (Navistar)
Applies to: International / Navistar body controller (ESC) and multiplexed modules
Fault code: SA 33 SPN 3995 FMI 7
J1939 SPN: 3995
FMI: 7 — Mechanical system not responding or out of adjustment
Reporting module: Body Controller (source address 33)
Component / signal: Door 4 Window Motor
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
Logical signal: Door_Pod_Rear_2_WMF_Si gnal

Cause and when it sets

Cause: Rear Passenger Door Pod Module Window Motor Has Short or Open or Window is Jammed

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 7 tells the shop the type of failure to test for: mechanical system not responding or out of adjustment.
Have a heavy-duty diesel technician confirm the fault against the engine or chassis service manual before replacing parts.