Hummer H2 P0139: O2 Sensor Slow Response (Bank 1 – Sensor 2)

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P0139 is a common OBDII code that occurs in many vehicles, including the Hummer H2. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to … Read more

Hummer H1 P0139: O2 Sensor Slow Response (Bank 1 – Sensor 2)

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P0139 is a common OBDII code that occurs in many vehicles, including the Hummer H1. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to … Read more

Fiat Panda P0139: O2 Sensor Slow Response (Bank 1 – Sensor 2)

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P0139 is a common OBDII code that occurs in many vehicles, including the Fiat Panda. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to … Read more

Fiat Idea P0139: O2 Sensor Slow Response (Bank 1 – Sensor 2)

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P0139 is a common OBDII code that occurs in many vehicles, including the Fiat Idea. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to … Read more

Fiat Toro P0139: O2 Sensor Slow Response (Bank 1 – Sensor 2)

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P0139 is a common OBDII code that occurs in many vehicles, including the Fiat Toro. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to … Read more

Fiat 500 P0139: O2 Sensor Slow Response (Bank 1 – Sensor 2)

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P0139 is a common OBDII code that occurs in many vehicles, including the Fiat 500. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to … Read more

Fiat Bravo P0139: O2 Sensor Slow Response (Bank 1 – Sensor 2)

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P0139 is a common OBDII code that occurs in many vehicles, including the Fiat Bravo. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to … Read more

Fiat Sedici P0139: O2 Sensor Slow Response (Bank 1 – Sensor 2)

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P0139 is a common OBDII code that occurs in many vehicles, including the Fiat Sedici. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to … Read more

Fiat Croma P0139: O2 Sensor Slow Response (Bank 1 – Sensor 2)

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P0139 is a common OBDII code that occurs in many vehicles, including the Fiat Croma. The code is triggered when there is an issue with the response time from the oxygen (O2) sensor when switching voltage levels. The Oxygen sensors are responsible for helping the ECM meter oxygen levels in the exhaust, and helping to … Read more