C1A04 on the 2011 Infiniti M37
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.
| ITB-12-038 | 2012-07-03. Service bulletin. INFINITI: WARNING LIGHT IS ON FOR 4 WHEEL ACTIVE STEER (4WAS) WHICH IS RELATED TO ABS ACTUATOR. DTC-C1631, C1930, C1138, C1A04. *PE UPDATED 7/18/12. *PE |
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1 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.