P0134 on the 2015 Acura MDX
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.
Nobody has written a description of this code yet.
| DLR MSG - RFP - | 2017-10-27. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014-2015 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 repair. |
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| DLR MSG - RFI - | 2017-09-29. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014-2015MDXs with a complaint that the Malfunction Indicator Lamp (MIL) is on and 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) is stored. To fully understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to any repair. |
| DLR MSG - RFI - | 2017-09-27. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014-2015 MDXs with a complaint that the Malfunction Indicator Lamp (MIL) is on and 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) is stored. To fully understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to any repair. |
| DLR MSG - RFI - | 2017-08-25. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014-2015 MDX & RLXs with a complaint that the Malfunction Indicator Lamp (MIL) is on and 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) is stored. To fully understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to any repair. |
| DLR MSG - RFI - | 2017-08-25. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014-2015 MDX & RLXs with a complaint that the Malfunction Indicator Lamp (MIL) is on and 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) is stored. To fully understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to any repair. |
| DLR MSG - RFI - | 2017-08-25. Service bulletin. Questionnaire for 2014-2015 MDX/RLX MIL On with DTC P0154 or P0134 Stored |
| DLR MSG - RFI - | 2017-08-25. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014-2015 MDX & RLXs with a complaint that the Malfunction Indicator Lamp (MIL) is on and 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) is stored. To fully understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to any repair. |
| DLR MSG - RFI - | 2017-08-15. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014-2015 MDX & RLXs with a complaint that the Malfunction Indicator Lamp (MIL) is on and 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) is stored. To fully understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to any repair. |
| DLR MSG - RFI - | 2017-08-15. Service bulletin. Dealer message - American Honda (AHM) is investigating certain 2014-2015 MDX & RLXs with a complaint that the Malfunction Indicator Lamp (MIL) is on and 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) is stored. To fully understand the cause of this condition, AHM would like to collect specific information from the vehicle prior to any repair. |
| Service Bulletin | 2017-07-31. Service bulletin. Service bulletin - The MIL comes on with DTC P0134 (rear A/F sensor [bank 1, sensor 1] heater system malfunction) and/or P0154 (front A/F sensor [bank 2, sensor 1] heater system malfunction). The PCM misinterprets the heater system input from the A/F sensor and sets DTC codes P0134 and/or P0154. |
10 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.