C1194 on the 2024 Acura ZDX
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.
| B26-039 | 2026-03-03. Service bulletin. Service Bulletin - The warning message "Service Leveling System" displaying on dash with an active C1194 DTC set against the K5 Automatic Level Control Module due to possible internal contamination of the Air Suspension Control Module Manifold. |
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| B26-039 | 2026-01-27. Service bulletin. Service Bulletin - A warning message "Service Leveling System" displaying on dash with an active C1194 DTC set against the K5 Automatic Level Control Module due to potential internal contamination of the Air Suspension Control Module Manifold. |
2 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.