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11 

 

 

MAN# 650666:A 

Troubleshooting guide

 

 
Problem   

 

Possible cause 

 

 

 

Solution   

 

 

 

 

 

Gauge will not light up 

Red wire does not have power. 

 

Connect to a location that has power with the key on 

White/Red wire does not have power.                   Connect to a location that has constant, battery power. 

 

 

 

Black wire is not getting a good ground.   

Connect ground to a different location. 

 

 

 

Gauge is damaged.  

 

 

Return gauge for repair.  (see instructions) 

 

 

Gauge lights up, but speed 

Speed sensor not grounded properly. 

 

Move ground to different location, preferable close to the 

  will only show zero. 

 

 

 

 

 

speedometer ground. 

 

 

 

Sensor is not sending a speed signal. 

 

Check for a damaged or malfunctioning speed sensor. 

 

PLEASE 

– SET – SPEED  

Speedometer not calibrated 

 

 

Gauge must be calibrated to your vehicle (see instructions)   

Speed reading is erratic or 

Speed sensor wire is loose or broken. 

 

Check all wire connections and inspect wire for breaks. 

  jumps around. 

 

Cable is loose or broken. 

 

 

Check cable between sensor and transmission. 

 

 

 

Poor ground connection. 

 

 

Check ground connection on speedometer and sensor. 

 

 

 

Ignition Interference  

 

 

Check for tachometer wires routed with VSS signal wires. 

 

 

 

 

 

 

 

 

Check for VSS signal wires routed near ignition coils 

 

 

 

 

 

 

 

 

Check for poor ignition system ground 

 

 

 

 

 

 

 

 

Use suppression spark plug wires 

 

 

 

Speed reading is incorrect. 

Gauge is not calibrated correctly. 

 

Gauge must be calibrated (see instructions). 

 

 

Gauge lights up, but tach 

Yellow wire is not connected properly. 

 

Check connection from yellow wire to tach signal wire. 

  will only show zero. 

Ignition system not grounded properly.   

Check engine and ignition system grounds. 

 

 

 

Gauge is not grounded properly.  

 

Check gauge and engine grounds. 

 

 

 

Tach signal type is not set correctly. 

 

Change the tach signal type (see instructions). 

 

 

 

Gauge is not calibrated 

 

 

Gauge must be recalibrated (see instructions).   

 

 

Tach reading is erratic or 

Tach signal wire is loose or broken. 

 

Check all wire connections and inspect wire for breaks. 

 jumps around. 

 

Poor ground connection. 

 

 

Check ground connection on tachometer, engine, and ignition  

 

 

 

 

 

 

 

 

system. 

Tach reading is incorrect. 

Gauge is not calibrated correctly. 

 

Gauge must be calibrated (see instructions). 

 

 

Gear indicator isn

’t displayed  Gears not programmed. 

 

 

Program gear indicator in setup.  (see instructions)  

Security indicator does not 

Loose or incorrect connection  to indicator wire. 

Check that the appropriate indicator wire has about 0 volts 

  work 

 

 

 

 

 

 

 

  when the indicator should be off and about 12 volts when  

  

 

 

 

 

 

 

 

  the indicator should be on. 

 

 

 

 

Engine indicator does not 

Loose or incorrect connection  to indicator wire. 

Check that the appropriate indicator wire has about 12 volts 

  work. 

 

 

 

 

 

 

 

  when the indicator should be off and about 0 volts when the 

   

 

 

 

 

 

 

  

 indicator should be on. 

 

 

 

 

 
 
 
 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

SERVICE AND REPAIR 

DAKOTA DIGITAL offers complete service and repair of its product line.  In addition, technical consultation is available to help you work through any questions or problems 
you may be having installing one of our products. Please read through the Troubleshooting Guide. There, you will find the solution to most problems. 

Should you ever need to send the unit back for repairs, please call our technical support line, (605) 332-6513, to request a Return Merchandise Authorization 
number.

  Package the product in a good quality box along with plenty of packing material.  Ship the product by UPS or insured Parcel Post.  Be sure to include the RMA 

number on the package and include a complete description of the problem with RMA number, your full name and address (street address preferred), and a telephone number 
where you can be reached during the day.  Any returns for warranty work must include a copy of the dated sales receipt from your place of purchase.  Send no money.  We will 
bill you after repair.   

 
 

Dakota Digital 24 Month Warranty

 

DAKOTA DIGITAL warrants to the ORIGINAL PURCHASER of this product that should it, under normal use and condition, be proven defective in material or workmanship 
within 24 MONTHS FROM THE DATE OF PURCHASE, s

uch defect(s) will be repaired or replaced at Dakota Digital’s option. This warranty does not cover nor extend to 

damage to the vehicle’s systems and does not cover removal or reinstallation of the product.  This Warranty does not apply to any product or part thereof which in the opinion 
of the Company has been damaged through alteration, improper installation, mishandling, misuse, neglect, or accident. This Warranty is in lieu of all other expressed 
warranties or liabilities.  Any implied warranties, including any implied warranty of merchantability, shall be limited to the duration of this written warranty.  Any action for 
breach of any warranty hereunder, including any implied warranty of merchantability, must be brought within a period of 24 months from date of original purchase.  No person 
or representative is authorized to assume, for Dakota Digital, any liability other than expressed herein in connection with the sale of this product. 

 

 

 
 
 
 

 

 

WARNING:

 This product can expose you to chemicals including lead, which is known to the 

State of California to cause cancer and birth defects or other reproductive harm. For more 

information go to 

www.P65Warnings.ca.gov

 

Summary of Contents for MLX-3000

Page 1: ...e gauge bezel and housing and on handlebar mount applications one on the back between the housing and the back plate 2 Transfer the original gaskets to the MLX 3000 connect the supplied power indicator and speed harnesses Also connect the optional MBM harness if readings for compass boost or air pressure are desired Route the MBM harness under the seat 3 Secure the new gauge using the original scr...

Page 2: ...determine wire color code Most three wire sensors use the following color code RED power BLACK ground WHITE speed signal Connect the sensor signal wire to the MLX 3200 3 wire harness green wire connect the sensor power wire to the red wire from the 3 wire harness and connect the sensor ground wire to the black wire from the 3 wire harness For a speed sensor integrated into a vehicle wiring harness...

Page 3: ...ngs Description ODOMETER Odometer reading 0 999 999 TRIP A Trip A odometer reading 0 9999 9 TRIP B Trip B odometer reading 0 9999 9 SERVICE when enabled Distance to next service 0 7500 0 or when SERVICE DUE TRIP HR Hours gauge has been on with engine running HH MM 00 00 to 99 59 SPEED km h Alternate speed unit conversion RPM Digital RPM reading 0 9 999 VOLTS System voltage including low voltage wa...

Page 4: ...ion such as Trip A Trip B or performance readings press and hold the function switch until you see the status bar filling Continue to hold the switch as the bar empties and then displays HOLD TO CLEAR Hold until you see RELEASE displayed above the status bar The information will now be reset If the function switch is pressed while the key is in the off position the clock and odometer will be displ...

Page 5: ...OLOR Set tach high warning color DIMMING Set dimming method SUNLIGHT Set sunlight brightness method RESET Returns all colors and settings to factory default SPEED ADJUST Adjust speed reading up or down while riding AUTO Drive one mile or km to calibrate speed UNIT Select MPH or km h unit SERVICE RESET Set miles to service reset value or turn off ODO PRESET Odometer preset Can only be set within th...

Page 6: ...tch The color menu options are COLOR THEMES SET ALL COLOR DISPLAY COLOR LABEL COLOR MESSAGE COLOR BAR COLOR WARNING COLOR DIMMING SUNLIGHT RESET or BACK Since the color options are so expansive the selection process is the same in all sections o Press and release the switch to change the selection o Hold the function switch to enter the selected setup menu until RELEASE and release the switch o Th...

Page 7: ...itch SERVICE RESET miles or km to next service setup Service is a countdown odometer The service odometer display can be disabled or can be set to count down from 500 7500 miles 800 to 12 000 kilometers If the service odometer is enabled and display reaches 0 miles km it will display SERVICE DUE each time the key is turned on When SERVICE RESET is displayed press and hold the switch until RELEASE ...

Page 8: ...s are 12V HIGH 5V LOW and BACK Press and release the switch to change the voltage input range Press and hold the switch until RELEASE is displayed and release Exit setup High warning shift light setup When HIGH WARNING is displayed press and hold the switch until RELEASE is displayed and release The display will show the current high RPM warning with a The default is 5 500 RPMs but is selectable f...

Page 9: ...MESSAGE BTM is displayed press and hold the switch until RELEASE is displayed and release The selectable options are PERFORM HIDE PERFORM SHOW and BACK Push and release the switch to select the option press and hold the switch until RELEASE is displayed and release PERFORM HIDE does not allow any performance option displays to be show while riding PERFORM SHOW turns all the following options that ...

Page 10: ...onal If the message continues to say WAIT 2 you can manually override and jump to the next gear by pressing and releasing the switch to store the gear position quicker Upshift to 2nd gear and ride at a steady speed The display should change to WAIT 2 Ride until the message changes to SHIFT TO 3 Shift to 3rd gear o Optional If the message continues to say WAIT 3 you can manually override and jump t...

Page 11: ... Engine indicator does not Loose or incorrect connection to indicator wire Check that the appropriate indicator wire has about 12 volts work when the indicator should be off and about 0 volts when the indicator should be on SERVICE AND REPAIR DAKOTA DIGITAL offers complete service and repair of its product line In addition technical consultation is available to help you work through any questions ...

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