What does an EO code on a heater mean?

An EO error indicates an electronic error caused by either a control board problem or a problem with supply voltage to the heater. A single EO code is not cause for concern, but for repeated EO codes follow the following procedure. Tools needed:

What to do when you get an EO error code?

If the EO code appears only while trying to reset other error codes, reset the heater with the reset button only and focus on troubleshooting the initial error code. 3. If the EO error code occurs repeatedly by itself, not accompanied by other codes: a. Verify the heater is plugged into a properly grounded 120V AC supply. b. Use a voltage tester?

How do you reset an EO code on a Bosch heater?

Error codes should be reset by pressing the reset button on the control panel, not by turning the on/off switch off and on or by unplugging the heater. a. Turning the on/off switch off and on or unplugging the heater may cause EO codes. b.

Can a creader HD read heavy duty codes?

As well as turn off the light, reset the check engine and reset monitors. Additionally, with the CReader HD from launch, you will be able to read and graph live data. You can check O2 sensors, perform EVAP tests and check I/M readiness. Go beyond the engine and also read codes for the transmission, brakes and more heavy duty codes.

How to use O’Reilly OBD scan code reader?

O’Reilly Auto carries OBD scan tools and code readers to help make your diagnosis easier. When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures. When autocomplete results are available use up and down arrows to review and enter to select.

How to find the radio code on a Ford 4500 RDS?

Calculate the original radio code for your Fiesta or Fusion 4500 RDS E-O-N unit by the serial number. Find the radio serial number by holding buttons 2 and 6 for a few seconds. Example: M102000 Calculate the factory radio code using the unlock form above. If playback doesn’t begin shortly, try restarting your device.

How can I search for codes in ecode360?

Search by keywords, phrases, chapter types – and more. Multiple sharing options in eCode360 provide quick responses to code questions, saving municipalities and constituents time and boosting transparency. Users can link directly to specific code sections and chapters in emails or social media.

How to find your state in ecode360 library?

Click the map or choose your state from the menu on the left. When seen in the listing below, indicates a MapLink™ site. Click icon to visit.