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Dakota Digital SERIES II STR3D User Manual

Page 17

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17

Symptom

Possible Problem

Solution

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The tachometer reading

The tachometer signal wire is

Check the connections at both

is incorrect.

loose or broken.

ends of the wire.

The control box is not set up for

Refer to the Internal Adjustments

the proper number of cylinders

section of the installation manual

or the proper tach range.

to set the control box properly.


The speedometer will

The speed sending unit is not

Check that both speed sending

not show a reading.

connected to the control box

unit wires are connected to the

properly.

control box properly.

The speed sending unit being

Use the speed sending unit

used is not compatible with the

supplied with the display

control box.

system.

The speed sending unit is not

Check that sender is mounted

connected to the transmission

properly.

properly.

Check that transmission has the

appropriate internal parts.

The sending unit wire is picking

Isolate the sending unit wire from

up noise from nearby wires.

motor and ignition wires.


The speedometer is reading The speedometer is not calibrated. Refer to the Speed Calibration
too fast or too slow.

section of the installation manual.


With the engine running and A tachometer wire is too close to

Reroute or isolate the tachometer

the vehicle sitting still, the to the speed sensor wire.

wire away from the speed wire.

speedometer reads higher There is a ground problem between Make certain the ground wire for
than zero.

the speed sensor and the control

the speed sensor is connected

box.

directly to the control box ground.


A display shows “EE”

Sending unit for that gauge

Check the wire from sending unit

is not connected to the control

to the control box for breaks.

box.

Make sure that the sending unit is

wired to the correct terminal.

Sending unit is not getting

Make sure the sending unit is

grounded.

grounded properly.

Make sure the water and oil senders

have clean threads.

On the water or oil, the sending

Use the water and oil senders that

unit is not the correct type.

were supplied with the system.

On the fuel, the control box may be Refer to “Fuel DIP switch settings”

set for the wrong fuel sender.

section of the installation manual

to ensure that the settings match

your fuel sender.


A display shows “- -“

The sending unit wire for that

Repair or replace shorted wire.

gauge is shorted to ground.


Fuel displays “FL”

The control box is set to an invalid

Refer to “Fuel DIP switch settings”

fuel sender setting.

section of the installation manual

to ensure that the settings match

your fuel sender.

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