Land Rover DTC P1189 – Oxygen Sensor Heater Type 1 Low Resistance Upstream
DTC P1189 meaning on Land Rover
DTC P1189 on a Land Rover indicates an issue with the Oxygen Sensor Heater Type 1 Low Resistance Upstream. This means that the heating element in the upstream oxygen sensor is experiencing low resistance, which can affect the sensor’s performance.
Land Rover DTC P1189 symptoms
Symptoms of DTC P1189 on a Land Rover may include:
- Check Engine Light illuminated
- Poor fuel economy
- Rough idling
- Engine misfires
Land Rover DTC P1189 causes
Common causes of DTC P1189 on a Land Rover include:
- Faulty oxygen sensor heater
- Wiring or connector issues
- ECU (Engine Control Unit) problems
Land Rover DTC P1189 seriousness
DTC P1189 should not be ignored as it can lead to poor engine performance and increased emissions. It is important to address this issue promptly to prevent further damage to the vehicle.
How to diagnose DTC P1189 on Land Rover
To diagnose DTC P1189 on a Land Rover, you can:
- Use an OBD-II scanner to retrieve the fault code
- Inspect the oxygen sensor and its wiring for any visible damage
- Check the resistance of the oxygen sensor heater circuit
How to fix DTC P1189 on Land Rover
To fix DTC P1189 on a Land Rover, you may need to:
- Replace the faulty oxygen sensor
- Repair or replace damaged wiring or connectors
- Reset the ECU to clear the fault code
How to erase DTC P1189 on Land Rover
To erase DTC P1189 on a Land Rover, you can:
- Use an OBD-II scanner to clear the fault code
- Address the underlying issue causing the fault code
- Ensure the repair has been completed successfully before clearing the code
Recommended tools for Land Rover diagnostics
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Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
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