# P0158 on the 2014 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.

## Bulletins for this model year that name P0158

- [10141157](https://open.wenmarpro.com/bulletins/10141157), 2018-06-18: 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.
- [10129524](https://open.wenmarpro.com/bulletins/10129524), 2018-03-05: 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.
- [10129499](https://open.wenmarpro.com/bulletins/10129499), 2018-03-05: 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.
- [10129490](https://open.wenmarpro.com/bulletins/10129490), 2018-03-05: Engineering request for investigation \- 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.
- [10129485](https://open.wenmarpro.com/bulletins/10129485), 2018-03-05: 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.
- [10129471](https://open.wenmarpro.com/bulletins/10129471), 2018-03-05: 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.
- [10055124](https://open.wenmarpro.com/bulletins/10055124), 2014-04-11: ACURA: AN INVESTIGATION ON DIAGNOSTIC TROUBLE CODES \(DTC\) P0158, P0138 \(FRONT AND REAR SECONDARY HEATED OXYGEN SENSOR CIRCUIT HIGH VOLTAGE\) SHOWING WHEN MALFUNCTION INDICATOR LIGHT \(MIL\) IS ON. \*PE
- [10054805](https://open.wenmarpro.com/bulletins/10054805), 2014-02-27: HONDA: THE MALFUNCTION INDICATOR LAMP IS ILLUMINATED. STORED DTC P0158 \(FRONT SECONDARY HEATED OXYGEN SENSOR CIRCUIT HIGH VOLTAGE\) MAY BE PAIRED WITH P0138 \(REAR SECONDARY HEATED OXYGEN SENSOR CIRCUIT HIGH VOLTAGE\). AHM IS ATTEMPTING TO COLLECT SPECIFIC PARTS FROM THE VEHICLE BEFORE ANY EFFORT TO REPAIR IT HAS BEEN MADE. \*JS