Service bulletins for the 2019 Infiniti QX50
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
172 on file from NHTSA, as of 2026-10-19.
About C1A04 on the 2019 Infiniti QX50: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: C1A04 are shown. Show all
| ITB18-005B | 2021-04-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. ADAS SYSTEM DTC C1A03, C1A04, AND/OR C1B01 SERVICE INFORMATION This bulletin has been amended. Please see AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
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| ITB18-005a | 2018-05-07. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT; VEHICLE SPEED CONTROL:CRUISE CONTROL. ADAS SYSTEM DTC C1A03, C1A04, AND/OR C1B01 SERVICE INFORMATION This bulletin has been amended. The Applied Vehicles section has been revised. No other changes have been made. Please discard previous versions of this bulletin. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.