P0138 — O2 Sensor Circuit High Voltage (Bank 1 Sensor 2)

Powertrain (engine/transmission)

O2 Sensor Circuit High Voltage (Bank 1 Sensor 2)

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Can I drive with P0138?

You can usually drive home and book an inspection within a few days.

Frequently asked questions

What does fault code P0138 mean?

P0138 means O2 Sensor Circuit High Voltage (Bank 1 Sensor 2).

Can I keep driving with P0138?

You can usually drive home and book an inspection within a few days.

Related fault codes

• P0130 — O2 Sensor Circuit Malfunction (Bank 1 Sensor 1)
• P0131 — O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1)
• P0132 — O2 Sensor Circuit High Voltage (Bank 1 Sensor 1)
• P0133 — O2 Sensor Circuit Slow Response (Bank 1 Sensor 1)
• P0134 — O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
• P0135 — O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)
• P0136 — O2 Sensor Circuit Malfunction (Bank 1 Sensor 2)
• P0137 — O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)
• P0139 — O2 Sensor Circuit Slow Response (Bank 1 Sensor 2)

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