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Parameter Range
Speed: 0–255 KM/H or MPH
RPM: 0–9000 RPM
Boost: -15~45 PSI or -1~3 BAR
Water Temp: 0~150°C or 0~300°F
Oil Temp: 0~150°C or 0~300°F
Oil Pressure: 0~150 PSI or 0~10 BAR
Voltage: 10~16V
Air-Fuel Ratio: 20:1~10:1
Exhaust Temp: 0~1300°C or 0~2400°F
Clock: 24H
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Tips
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We provide a one-year warranty (excluding damage caused by human factors). All warranty claims require proof of professional installation.
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Manual measurement — please allow 1~3 mm error. Due to differences between displays, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture. Please understand, thank you!
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Frequently Asked Questions
Q What sensors are included with the DO904 dashboard kit?
The kit includes sensors for Boost, Oil Pressure, Air-Fuel Ratio, Oil Temperature, Water Temperature, and Exhaust Gas Temperature, along with RPM and Speed signal inputs — covering all 9-in-1 display functions.
Q Can I switch between metric and imperial measurement units?
Yes. The display supports both metric and imperial units. You can switch pressure and temperature units via the SET UNIT option located in the bottom menu of the display.
Q Does the dashboard have an alarm function for high RPM or over-speed?
Yes. The dashboard features audible alerts (buzzer) and 8 LED indicator lights that trigger warnings for RPM and speed thresholds. You can configure the alarm limits via the SET ALARM option in the menu.
Q How do I adjust the screen brightness on the DO904?
The brightness can be adjusted either manually or automatically. Manual mode offers three brightness levels, while automatic mode adjusts sensitivity based on the current ambient lighting environment.
Q What is the warranty period and what does it cover?
The product comes with a one-year warranty. This covers manufacturing defects but excludes damage caused by human factors or improper use. All warranty claims require proof of professional installation.
Q Does the DO904 support Bluetooth connectivity?
Yes. The DO904 features Bluetooth connection capability, allowing compatible devices to interface with the race dashboard for enhanced monitoring and data management.
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