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Engine Fault Code P2087

Exhaust Gas Temperature Sensor Circuit Intermittent Bank 2 Sensor 2

Care Engine Code Reader
The Engine Fault Code P2087 refers to an issue with the Exhaust Gas Temperature (EGT) Sensor Circuit for Bank 2 Sensor 2. This code indicates that the vehicle`s computer has detected an intermittent problem with the sensor that monitors the temperature of the exhaust gases in the second bank of the engine.

What It Means:
– Bank 2: This usually refers to the side of the engine that does not contain cylinder 1. In a V engine, it would be the bank opposite to where cylinder 1 is located.
– Sensor 2: This typically means it`s the second EGT sensor in that bank, often located downstream of the catalytic converter.

Possible Causes:
1. Faulty EGT Sensor: The sensor itself may be malfunctioning.
2. Wiring Issues: Damaged, frayed, or corroded wires can cause intermittent signals.
3. Connector Problems: Loose or corroded connectors can lead to poor connections.
4. Exhaust Leaks: A leak can affect the sensor`s readings.
5. Engine Control Module (ECM) Issues: In rare cases, the vehicle`s computer may have a fault.

Alternative Meanings by Manufacturer:
While P2087 generally has the same meaning across different manufacturers, some brands may have specific interpretations or additional codes. Here are a few examples:

1. Porsche: Similar interpretation, but may have unique diagnostic procedures due to their specific engine layouts.
2. Mini: Same code meaning, but may require different tools for resetting or diagnosing.
3. Mercedes-Benz: May have additional related codes if multiple sensors are affected.
4. Audi: Similar, but may have unique wiring diagrams and troubleshooting steps.
5. Jaguar and Land Rover: Similar code meaning, but might involve specific software for diagnostics.

What to Do:
1. Scan the Vehicle: Use an OBD-II scanner to confirm the code and check for additional codes.
2. Inspect Wiring and Connectors: Look for any visible damage or corrosion.
3. Test the Sensor: If possible, test the EGT sensor to see if it is functioning correctly.
4. Clear the Code: After repairs, clear the code and see if it returns.

If youre not comfortable with these steps, its best to consult a professional mechanic who specializes in your vehicle brand.
The engine fault code P2087 refers to an issue with the Exhaust Gas Temperature (EGT) Sensor Circuit for Bank 2, Sensor 2. This code indicates that the sensor`s signal is intermittent, meaning it might not be sending a consistent or accurate reading to the engine control unit (ECU). Here are some common causes and possible variations depending on the manufacturer:

Common Causes:
1. Faulty EGT Sensor: The sensor itself may be malfunctioning and needs replacement.
2. Wiring Issues: Damaged, frayed, or corroded wiring or connectors can disrupt the signal from the sensor.
3. Poor Connections: Loose or corroded connectors can cause intermittent signals.
4. Exhaust Leaks: A leak in the exhaust system can affect the sensor`s readings.
5. ECU Problems: In rare cases, the engine control unit may have a fault affecting its ability to read the sensor correctly.

Manufacturer-Specific Considerations:
Porsche: EGT sensors in Porsches may be more sensitive to environmental factors, so checking for water ingress or heat damage is essential.
Mini: Mini vehicles may have unique wiring harness layouts, making it crucial to inspect the harness for specific routing issues.
Mercedes: Mercedes models often have complex exhaust systems; ensure to check for any software updates or recalls related to the EGT sensor.
Audi: Audi vehicles might have multiple EGT sensors; confirming which one corresponds to Bank 2, Sensor 2 is vital.
Jaguar: Jaguar models may use different sensor types, so verify that the correct replacement part is used.
Land Rover: In Land Rovers, the EGT sensor can be affected by the vehicle`s off-road capabilities, so check for dirt or debris affecting the sensor.

Troubleshooting Steps:
1. Visual Inspection: Check the wiring and connectors for damage or corrosion.
2. Sensor Testing: Use a multimeter to test the sensor`s resistance and voltage output.
3. Scan Tool: Use an OBD-II scanner to check for related codes and freeze frame data.
4. Exhaust Check: Inspect the exhaust system for leaks or damage.

By addressing these potential issues, you can help resolve the P2087 code and ensure your vehicle runs smoothly.
Fixing the Engine Fault Code P2087, which indicates an issue with the Exhaust Gas Temperature (EGT) Sensor Circuit for Bank 2 Sensor 2, involves a few steps. Heres a general guide, but keep in mind that specific procedures may vary by manufacturer.

Steps to Fix P2087 Code:

1. Check the Code: Use an OBD-II scanner to confirm the P2087 code. If there are additional codes, note them down as they might help pinpoint the issue.

2. Inspect the Wiring and Connectors:
– Look for damaged or frayed wires around the EGT sensor.
– Check the connectors for corrosion, dirt, or loose connections.
– Repair or replace any damaged wiring or connectors.

3. Test the EGT Sensor:
– Disconnect the sensor and use a multimeter to check its resistance. Compare the readings with the manufacturers specifications.
– If the readings are out of range, the sensor may need to be replaced.

4. Check the Exhaust System:
– Inspect the exhaust system for leaks that could affect the sensor`s readings.
– Ensure that the sensor is properly mounted and not exposed to excessive heat or vibration.

5. Clear the Codes: After making repairs or replacements, use the OBD-II scanner to clear the fault codes.

6. Test Drive: Take the car for a test drive to see if the code returns. If it does, further diagnosis may be needed.

Manufacturer-Specific Considerations:

Porsche: Ensure that you are using the correct EGT sensor for your specific model, as some may have multiple sensors.

Mini: Mini models often have unique wiring harnesses. Make sure to check for specific service bulletins related to EGT sensor issues.

Mercedes: Mercedes vehicles may require a specific reset procedure after replacing the sensor. Refer to the service manual for details.

Audi: Audi may have software updates available that can resolve sensor issues. Check with a dealer for any available updates.

Jaguar: Jaguar vehicles might have more complex wiring. Consider using a wiring diagram to assist in troubleshooting.

Land Rover: Land Rover models often have multiple exhaust sensors. Make sure you are diagnosing the correct one for Bank 2.

Final Note:
If youre not comfortable performing these steps or if the problem persists, its a good idea to consult a professional mechanic. They can provide a more thorough diagnosis and repair.
Driving with a P2087 code, which indicates an intermittent issue with the exhaust gas temperature (EGT) sensor circuit for Bank 2 Sensor 2, is not ideal. Heres a breakdown of what it means and the potential implications for different manufacturers:

General Implications:
1. Engine Performance: The EGT sensor helps monitor the temperature of the exhaust gases. If its malfunctioning, it can affect engine performance, fuel efficiency, and emissions.
2. Check Engine Light: Youll likely see the check engine light on, which means the vehicle is in a reduced performance mode.
3. Potential Damage: If the sensor is faulty, it can lead to overheating or damage to the catalytic converter over time.

Manufacturer-Specific Considerations:

1. Porsche:
– Its best to avoid driving long distances. Check the sensor and wiring for issues.

2. Mini:
– Mini vehicles may have more sensitive emissions systems. It`s advisable to get it checked soon to avoid costly repairs.

3. Mercedes:
– Mercedes engines often adjust performance based on sensor readings. Continuing to drive may lead to reduced power and increased emissions.

4. Audi:
– Audi models rely heavily on EGT sensors for performance tuning. Driving with this code could lead to poor performance and potential engine damage.

5. Jaguar:
– Jaguars are equipped with advanced monitoring systems. Ignoring this code may lead to more significant issues down the line.

6. Land Rover:
– Land Rovers can experience performance issues if the EGT sensor is faulty. Its best to have it diagnosed to prevent further complications.


While it may be possible to drive the vehicle for short distances, its not recommended. You should have the issue diagnosed and repaired as soon as possible to prevent further damage to the vehicle. Always consult your vehicle`s manual or a professional mechanic for specific advice related to your car model.

OBD Codes Explained

Engine Codes

P is for PowerTrain - Engine and Transmission.

P0 Indicates Generic Powertrain Codes

P0 Codes indicate problems with the powertrain and are common for all vehicles using the OBD-II Standard.

P1 Enhanced Manufacturer Specific Codes

P1 Codes are specific to manufacturers.

Sub-System

The 3rd Digit indicates the Sub-System

1 – Emission Management

2 – Injector Circuit

3 – Ignition

4 – Emission Control

5 – Vehicle Speed and Idle

6 – Computer and Output

7 – Transmission

8 – Transmission

9 – Reserved

0 – Reserved

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