MaxxForce Turbo Fault Codes

MaxxForce fault code SPN 103 FMI 15 is commonly associated with turbocharger speed being above the expected operating range at a least severe level.

MaxxForce fault code SPN 103 FMI 18 generally means the turbocharger speed signal is valid but below the expected range at a moderately severe level.

MaxxForce fault code SPN 1176 FMI 18 is generally an air-management or turbo-related performance code with a valid-but-low monitored value.

MaxxForce fault code 261 is listed in the turbo category, but the supplied entry does not include SPN/FMI detail.

MaxxForce fault code 345 is listed as a turbo-related entry in the supplied list, but it is incomplete without SPN/FMI or diagnostic description.

MaxxForce fault code 353 is listed in the turbo group, but the entry is not complete enough to identify a single component.

MaxxForce fault code 354 is listed as a turbo-related fault in the supplied list.