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KMS UEGO Display manual

Version 1.01

12

8. Fault tracing

Problem

Cause

Solution

Display doesn’t start

- Power is below 11 Volt

- Ground is not correctly
connected

- Check power supply,
minimum of 11 Volt
- Check the wiring and maybe
reconnect

Extra channels not visible

- No connection between ECU
and controller

- Check if com-cable is
connected to the KMS
management ECU

Lambda values stays on 1,00 or
A/F ratio 14,7

- Lambda sensor broken
- lambda sensor wiring
damaged

- Renew lambda sensor
- Repair broken wire

I/O error reading

- Controller wires constructed
near ‘high powered cables’
(magnetical interference)
- Power supply too low

- Change the place of you
controller/wires

- Check power supply,
minimum of 11 Volt

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Summary of Contents for UEGO

Page 1: ...KMS UEGO Display manual Version 1 01 1 ...

Page 2: ... 01 2 1 Index 1 Index 2 2 Contents of the package 3 3 Installation of the lambda display 3 4 Installation of the lambda sensor 5 5 Controlling the display 6 6 What do you see on the display 7 7 The menu 8 8 Fault tracing 12 Appendix 13 ...

Page 3: ...sor 1 contra connector to attach the 3 pole connector 3 Installation of the lambda display When you open the box you can see that the lambda controller display has 4 cables with connectors How to connect Connector heater ground Connect to ground chassis 3 pole connector Pin 1 red 12 Volt Pin 2 white signal out Pin 3 black ground Connector for power of the display and data output to the KMS managem...

Page 4: ...e displayed When you update the firmware this cable has to be connected to your pc 6 pole connector to lambda sensor Connect to wide band lambda sensor Place your UEGO controller at a dry place where the temperature don t exceed 65 C note don t place the UEGO controller and wires near any high powered cables like the cables for the sparkplugs because of electrical interference ...

Page 5: ... of liquids between sensor housing and sensor element during the cold start phase note for hot applications THexagon 500 C the thread boss should be at least 13 mm or longer to avoid overheating of the protection tube welding and to cool down the sensor hexagon Recommended material for the thread boss in the exhaust pipe Temperature resistant stainless steel note The use of cleaning greasing fluid...

Page 6: ...he right side of the display This is the enter button With this button you can confirm the task that is displayed on the device It s also the button to open the menu of the display This is the scrolling button You can scroll down the menu with this button By touching the scrolling down button you can dim your display for the time being These adjustments aren t saved when you start the display agai...

Page 7: ...ing the scrolling down button When the sensor is heated up you can see the air fuel ratio that your lambda sensor has measured If your car hasn t run for a while then the display will show you a high number because of the high percentage of oxygen in the exhaust This display on the right shows when everything is ready to use under normal condition when the engine is shut of for quite a while Envir...

Page 8: ...n of the menu You can choose the different options here By pushing the scroll button you can scroll threw the entire menu You can select an option by pushing the enter button Here is a list of the menu options with their explanations for adjusting the display Exit this will lead back to the main display screen Brightness Here you can change the brightness of the screen You can make the screen brig...

Page 9: ...b menu you can increase or decrease the trailinglevel what will appear at trailinglevel Scroll down for save and exit Number refreshrate stands for increasing or decreasing the data adjusting time You can see the rating appear at refreshrate sec Scroll down for save and exit Afr or lambda In this menu you can select how the lambda value is displayed A F or λ This will be displayed at display in an...

Page 10: ...ds press save and exit Output signal This menu is very important for the data transfer between lambda controller and KMS management ECU You have to set this output type the same in your KMS management ECU because of the same process of information note in the appendix you can find a graph with the resolution of the different types of data transfer type a b or c The different data types stand for t...

Page 11: ...t connected And off course don t switch your controller off because data may be lost Set default values You can set your UEGO display controller back to it s original settings and reset the device Com port In this part of the menu you can toggle between CAN and RS232 communication On the new MD35 systems is CAN communication integrated You can select the speed of the CAN depending on your system ...

Page 12: ...els not visible No connection between ECU and controller Check if com cable is connected to the KMS management ECU Lambda values stays on 1 00 or A F ratio 14 7 Lambda sensor broken lambda sensor wiring damaged Renew lambda sensor Repair broken wire I O error reading Controller wires constructed near high powered cables magnetical interference Power supply too low Change the place of you controlle...

Page 13: ...500 1600 1700 1800 1900 2000 2100 2200 2300 2400 2500 2600 2700 2800 2900 3000 3100 3200 3300 3400 3500 3600 3700 3800 9 5 10 5 11 5 12 5 13 5 14 5 15 5 16 5 17 5 18 5 19 5 20 5 21 5 22 4 Air Fuel Ratio M Volts Type A Type B Type C 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400 2500 2600 2700 2800 2900 3000 3100 3200 3300 3400 3500 ...

Page 14: ...KMS UEGO Display manual Version 1 01 14 ...

Page 15: ...KMS UEGO Display manual Version 1 01 15 ...

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