The SPN 96 FMI 2 document is a Detroit DD Series diagnostic trouble code guide covering the fuel tank level sensor stuck in position condition and its step-by-step troubleshooting. This 2-page PDF is compiled from the TruckFaultCodes.com Detroit fault codes reference (© 2017) for the DD Series (EPA 2007-Current) / DTCs set. It is written for workshop diagnostics rather than general reading.
Official document details
| Brand | Detroit |
| Model coverage | Detroit DD Series (EPA 2007-Current); Detroit Series 60 (DDEC VI – EPA 2007) |
| System / Group | DD Series (EPA 2007-Current) / DTCs |
| Diagnostic trouble code | SPN 96/FMI 2 — Fuel Tank Level Sensor Stuck In Position |
| Publication no. | Not stated (TruckFaultCodes.com DTC reference) |
| Year / Revision | © 2017 |
| Pages | 2 |
| File size | 0.2 MB |
| Format | |
| Language | English |
SPN 96 FMI 2 document sections
- Fault code identification: SPN 96/FMI 2 — fuel tank level sensor stuck
- Description: monitored parameter, enabling conditions, MIL and duration
- Whether the code appeared after fuel system or filter maintenance
- Checking and recording fuel level in all fuel tanks (below or above 1/4 tank)
- Road test verification and driver interview about fuel level
Applicable truck models covered
The SPN 96 FMI 2 fault applies to the models below. This procedure covers Detroit DD Series (EPA 2007-Current); Detroit Series 60 (DDEC VI – EPA 2007) engines equipped with the Motor Control Module. The steps reference the systems named in the extract only — fuel tank level sensor components, harness connectors and, where present, the MCM 120-pin connector. Confirm engine and emissions configuration against the vehicle build before ordering parts; verify current procedures on the Detroit Diesel official site.
Who needs this 96 FMI 2 manual
This reference suits drivability technicians and workshop owners tracing fuel tank level sensor complaints on Detroit engines. Every troubleshooting step and decision branch from the original PDF is preserved so the on-vehicle diagnosis can be followed in sequence. Use it alongside a Detroit-compatible scan tool such as DDDL or DDRS.
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