Read Data List Output Voltage Of Heated Oxygen Sensor

Total OBD & ECU Auto Diagnostics

Total OBD & ECU Auto Diagnostics

Get Instant Access

(a) Connect the intelligent tester to the DLC3.

(b) Turn the ignition switch to ON and turn the tester ON.

(c) Start the engine.

(d) Select the following menu items: DIAGNOSIS / ENHANCED OBD II / DATA LIST / ALL / O2S B1S2

(e) After warming up the engine, run the engine at an engine speed of 2,500 rpm for 3 minutes.

(f) Read the output voltage of the HO2 sensor when the engine rpm is suddenly increased.


Quickly accelerate the engine to 4,000 rpm 3 times using the accelerator pedal. Standard Voltage: Fluctuates between 0.4 V or less and 0.5 V or more.

Was this article helpful?

0 0
Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

Don't pay hundreds of dollars to find out what is wrong with your car. This book is dedicated to helping the do it yourself home and independent technician understand and use OBD-II technology to diagnose and repair their own vehicles.

Get My Free Ebook

Post a comment