Volvo code spn 5443 fmi 13. But still need to verify that cause there’s a chance AHI pressure sensor reads incorrectly. During Air Purge operation the Engine Control Module (ECM) sends a voltage signal to activate the Aftertreatment Purge Air Valve open. Dec 25, 2009 · If it doesn't put out the right pressure then I would have this fault code? Yes you’re correct. The wrong software. With Diesel Repair, users gain access to comprehensive fault code information for the 2010–2013 Volvo D13—including SPN, FMI, and PID breakdowns, plus links to diagnostics, wiring diagrams, and repair documents. You won't be able to regenerate while this fault remains active. May 13, 2025 · With Diesel Repair, users gain access to comprehensive fault code information for the 2010–2013 Volvo D13—including SPN, FMI, and PID breakdowns, plus links to diagnostics, wiring diagrams, and repair documents. More than likely, the control valve is stuck closed. You will see one of these codes: MID 128 PPID 328 FMI 7 MID 128 PPID 329 FMI 7 SA 0 SPN 3471 FMI 7 SA 0 SPN 5443 FMI 7 Note: FMI 7 – Shut-off valve, the system does not react in the right way. Mar 25, 2020 · FMI 3- Voltage above normal, or shorted to high source I don't have any experience dealing with this issue, but the possible causes listed are faulty actuator or faulty wiring harness. uquxhk zyk vdgh ucdkz hzcugnkm lgix ywuux atmdbq zbjqtiw ype