The P2036: Exhaust Gas Temperature Sensor Circuit High Bank 2 Sensor 2 code indicates that the exhaust gas temperature (EGT) sensor on Bank 2 (Sensor 2) is reporting higher than expected voltage. This could be due to a faulty sensor, wiring problems, or issues within the sensor’s circuit.
P2036 – Quick Overview
Code | Information |
---|---|
Meaning | P2036: Exhaust Gas Temperature Sensor Circuit High Bank 2 Sensor 2 |
Is it serious? | Yes, high voltage in the EGT sensor circuit can lead to incorrect exhaust temperature readings, which may result in poor emissions control or damage to components like the catalytic converter and DPF. |
Possible causes | – High voltage in the sensor circuit – Faulty sensor – Wiring or connector issues |
How to diagnose? | – Measure voltage in the sensor circuit – Test the sensor – Inspect wiring and connectors |
P2036 Meaning
The P2036: Exhaust Gas Temperature Sensor Circuit High Bank 2 Sensor 2 code means that the EGT sensor on Bank 2 (the side opposite Bank 1) is reading higher than expected voltage. The EGT sensor is essential for monitoring exhaust temperatures and protecting critical components like the catalytic converter and diesel particulate filter (DPF). High voltage could indicate a malfunctioning sensor or wiring issues affecting the readings.
Step-by-step diagnostic guide
Action | Description | Tools Needed |
---|---|---|
Check for Other Codes | Use an OBD-II scanner to check for additional codes related to the exhaust system or emissions components. These may provide more context for diagnosing the issue. | OBD-II Scanner |
Measure Voltage in the Sensor Circuit | Use a multimeter to measure the voltage in the EGT sensor circuit for Bank 2 Sensor 2. Compare the readings to the manufacturer’s specifications to confirm if the voltage is too high. | Multimeter |
Test the Exhaust Gas Temperature Sensor | Use a diagnostic tool to test the EGT sensor’s resistance and output. If the sensor is providing incorrect readings, it may be faulty and require replacement. | Multimeter, Diagnostic Tool |
Inspect Wiring and Connectors | Visually inspect the wiring and connectors leading to the EGT sensor for signs of damage, corrosion, or loose connections that could cause high voltage in the circuit. | Flashlight, Multimeter |
Check Circuit Continuity | Perform a continuity test on the wiring connected to the EGT sensor to check for shorts, breaks, or high resistance that could be causing the high voltage issue. | Multimeter |
Inspect the Exhaust System | Inspect the exhaust system near the sensor for leaks, blockages, or damage that could affect the sensor’s performance or cause the sensor to overheat and generate higher readings. | Flashlight, Exhaust Cleaner |
Replace the Exhaust Gas Temperature Sensor | If the EGT sensor is determined to be faulty, replace it with a new one. Ensure the sensor is correctly installed to avoid future issues. | Replacement EGT Sensor, Wrench |
Repair or Replace Damaged Wiring | Repair or replace any damaged wiring, connectors, or faulty components related to the EGT sensor circuit to restore proper voltage levels and functionality. | Wiring Repair Kit |
Clear the Code and Test Drive | After completing the repairs, clear the P2036 code using an OBD-II scanner. Take the vehicle for a test drive to ensure that the sensor is operating correctly and the issue is resolved. | OBD-II Scanner, Vehicle Owner’s Manual |
Recheck for Codes | After the test drive, re-scan the vehicle to verify that the P2036 code has been cleared and has not returned. | OBD-II Scanner |

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Hi, I am Juraj “Yuri” Lukacko. I got frustrated by unhelpful and scammy mechanics, so I decided to learn everything about car diagnostics myself. I test dozens of new car diagnostic tools every month along with learning new strategies to fix and customize cars. About Juraj Lukacko (Yuri)