P0151 – Land Rover DTC

Land Rover DTC P0151 – Oxygen Sensor Low Voltage *Codes* B U

DTC P0151 meaning on Land Rover

1. DTC P0151 indicates that the oxygen sensor 2 in bank 2 of the engine is reporting a low voltage condition.
2. This code is specific to Land Rover vehicles and is related to the oxygen sensor’s performance.

Land Rover DTC P0151 symptoms

• Check Engine Light (CEL) illuminated on the dashboard.
• Poor fuel economy.
• Engine may run rough or hesitate during acceleration.

Land Rover DTC P0151 causes

• Faulty oxygen sensor.
• Wiring or connector issues in the oxygen sensor circuit.
• Exhaust leaks near the oxygen sensor.
• Engine running rich or lean causing incorrect sensor readings.

Land Rover DTC P0151 seriousness

1. While the vehicle may still be operable with this code, it can lead to decreased fuel efficiency and potential engine performance issues.
2. Continued driving with a malfunctioning oxygen sensor can cause damage to the catalytic converter over time.

How to diagnose DTC P0151 on Land Rover

1. Use an OBD-II scanner to retrieve the specific trouble code and verify it is P0151.
2. Inspect the wiring and connectors related to the oxygen sensor for any damage or corrosion.
3. Check for exhaust leaks near the oxygen sensor location.
4. Perform a visual inspection of the oxygen sensor to check for physical damage.

How to fix DTC P0151 on Land Rover

1. Replace the oxygen sensor in bank 2 sensor 1 if it is found to be faulty.
2. Repair any damaged wiring or connectors in the oxygen sensor circuit.
3. Address any exhaust leaks near the oxygen sensor location.
4. If the engine is running rich or lean, diagnose and repair the underlying issue causing the incorrect fuel mixture.

How to erase DTC P0151 on Land Rover

1. After making the necessary repairs, use an OBD-II scanner to clear the trouble code from the vehicle’s memory.
2. Ensure that the issue causing the DTC P0151 has been resolved before clearing the code.