Service bulletins for the 2014 Acura MDX
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.
270 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Lighting are shown. Show all
| ONL6M606032025 Form | 2025-07-01. Other. EXTERIOR LIGHTING. Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work. |
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| ONL6M606032025 Letter | 2025-07-01. Other. EXTERIOR LIGHTING. Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work. |
| ONL6L806042025 Form | 2025-07-01. Other. EXTERIOR LIGHTING. Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work. |
| ONL6L806042025 Letter | 2025-07-01. Other. EXTERIOR LIGHTING. Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work. |
| B19-019 | 2023-03-18. Service bulletin. EXTERIOR LIGHTING. Service Bulletin - Recall update for 2014 - 2019 MDX and 2017 - 2019 MDX Hybrid Sport models. An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or all of the taillights not to work. Honda updated the inspection procedure to replace both inner taillights if one or both inner taillights do not come on. |
| DLR MSG - RFP - | 2018-03-05. Service bulletin. EXTERIOR LIGHTING; BACK OVER PREVENTION. Dealer message - American Honda (AHM) is investigating certain 2014 MDXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P0158 (Front Secondary Heated Oxygen Sensor Circuit High Voltage) and/or P0138 (Rear Secondary Heated Oxygen Sensor Circuit High Voltage) stored. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting any further repair of any kind. |
| DLR MSG - RFP - | 2018-03-05. Service bulletin. EXTERIOR LIGHTING; BACK OVER PREVENTION. Dealer message - American Honda (AHM) is investigating certain 2014 MDXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P0158 (Front Secondary Heated Oxygen Sensor Circuit High Voltage) and/or P0138 (Rear Secondary Heated Oxygen Sensor Circuit High Voltage) stored. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting any further repair of any kind. |
| DLR MSG - RFP - | 2018-03-05. Service bulletin. BACK OVER PREVENTION; EXTERIOR LIGHTING. Dealer message - American Honda (AHM) is investigating certain 2014 MDXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P0154 (Front Air Fuel Ratio Sensor [Bank 2, Sensor 1] Heater System Malfunction) or P0134 (Rear Air Fuel Ratio Sensor [Bank 1, Sensor 1] Heater System Malfunction) stored. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to your attempting any further repair of any kind. |
| DLR MSG - RFP - | 2018-03-05. Service bulletin. EXTERIOR LIGHTING; BACK OVER PREVENTION. Dealer message - American Honda (AHM) is investigating certain 2014 MDXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P0154 (Front Air Fuel Ratio Sensor [Bank 2, Sensor 1] Heater System Malfunction) or P0134 (Rear Air Fuel Ratio Sensor [Bank 1, Sensor 1] Heater System Malfunction) stored. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to your attempting any further repair of any kind. |
| DLR MSG - RFP - | 2017-12-08. Service bulletin. EXTERIOR LIGHTING. Dealer message - American Honda (AHM)is investigating certain 2014 MDXs & RLXs with a complaint of the Malfunction Indicator Lamp (MIL)on with the DTC P0154 (Front Air Fuel Ratio Sensor [Bank 2, Sensor 1]Heater System Malfunction)or P0134 (Rear Air Fuel Ratio Sensor [Bank 1, Sensor 1]Heater System Malfunction)stored. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to your attempting any further repair of any kind. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.