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B2278 on the 2008 Mazda Tribute

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.

Bulletins for this model year that name B2278
06-001-14-2887B2017-05-04. Service bulletin. BULLETIN NOTE•SERVICE BULLETIN 06-001/14, “2008-2011 TRIBUTE - DTC B2278 STORED IN THE POWER STEERING CONTROL MODULE”, IS NO LONGER VALID. •SERVICE BULLETIN 06-001/14 HAS BEEN SUPERSEDED BY SAFETY RECALL 7614E, “2008-2011 TRIBUTE - ELECTRIC POWER-ASSISTED STEERING (EPAS).”
06-001-14-28872017-04-27. Service bulletin. SOME VEHICLES MAY HAVE DTC B2278 (STEERING SHAFT TORQUE SENSOR MALFUNCTION) STORED IN THE POWER STEERING CONTROL MODULE (PSCM). A TORQUE SENSOR SERVICE KIT IS AVAILABLE TO CORRECT THE CONDITION. STEERING COLUMN REPLACEMENT IS NO LONGER NECESSARY.
06-001-14-2887A2017-04-27. Service bulletin. SOME VEHICLES MAY HAVE DTC B2278 (STEERING SHAFT TORQUE SENSOR MALFUNCTION) STORED IN THE POWER STEERING CONTROL MODULE (PSCM). A TORQUE SENSOR SERVICE KIT IS AVAILABLE TO CORRECT THE CONDITION. STEERING COLUMN REPLACEMENT IS NO LONGER NECESSARY.

3 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.