Richard McCuistian, ASE Certified Master vehicle Technician

Technical Reviewer in ~

Written by Staff writers - to update on October 15th, 2021

Code P0036 is a generic diagnostic trouble password (DTC) that’s set when yes a potential error in the downstream oxygen (O2) sensor’s heater circuit.

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Have you freshly read code P0036 on her OBD-II scanner? find out what it means, what causes it, and what could be the feasible symptoms you might face. Right here are the points you must know prior to troubleshooting the P0036 code.

What does the code P0036 Mean?

Diagnostic Trouble code (DTC) P0036 Code represents HO2S Heater manage Circuit (Bank 1 Sensor 2). The P0036 password gets set when the PCM consciousness a potential difficulty with the financial institution 1 sensor 2 O2 sensor heater manage circuit. Sensor 2, referred to as the downstream sensor, is after the catalytic converter while bank 1 points to the side whereby the cylinder #1 is located. Most contemporary vehicles use a boil oxygen sensor (HO2S) that has a heating aspect that easily brings the sensor to operation temperatures.

Note: If you desire to discover where bank 1 is, you can read our guide here.

The downstream (post-converter) HO2S generally gets used for post catalyst monitoring. That does this by check the oxygen content of the exhaust gas after exiting the catalytic converter.

How to Diagnose the P0036 Code

To fix the P0036 code, you must pinpoint that is exact reason first, yet this deserve to be a bit difficult. Indigenous a DIY-er suggest of view, the might show up to be straightforward and easy. However, for the emission regulate system of her car, you have to not danger working on the alone. For much better results and also proper assessment, look for your trusted mechanic.

How to solve the P0036 Code

There’s no single fix for the P0036 code, as with most OBD-II codes. This is why a lot of of civilization leave the solving to your mechanics. However, if you have the essential tools and automotive DIY know-how, you deserve to fix the P0036 password yourself.

You’ll need the aid of virtual guides or repair manuals to assist make sure you’re top top the appropriate track. Girlfriend can additionally use a single-vehicle ALLDATA subscription, which have to be advantageous for this fix and most various other fixes you will have to do on her car.

Just remember that a resolve that works on one automobile may not work-related on another vehicle.

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Products stated in this Guide

Catalytic Converter
Oxygen Sensor

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