Pull the cluster out and check the connectors. I am assuming the gauges work properly?
Two screws at the top and pull the clips on the bottom to remove the bezel
Three screws to pull the whole cluster.
Instrument Cluster User Diagnostics
1. Insert car key into ignition
2. Press and hold Odometer Trip Reset switch on the instrument cluster
3. Turn car key to the ON position
4. Wait 4 seconds until you see the words "TEST" displayed on the instrument cluster
5. Let go of the Odometer Trip Reset switch
Pressing the Trip Reset button will now cycle through a series of diagnostic tests.
The following DTCs (Diagnostics Test Codes) will be displayed with each press of the
Trip Reset.
DTC
Display
Test Description
01
On/Off
Drive side Seatbelt engaged/disengaged
04
On/Off
Door open, door close
08
TNS relay
Lights on reminder buzzer - requires relay access to test
12
Speedometer
Performs a full Speedometer sweep from 0 to Max then comes to rest at 60kph or 37 mph
13
Tachometer
Peforms a full Tachometer sweep from 0 to Max them comes to rest at 3K rpm
14
On/Off
Tests instrument cluster buzzer sound
16
On/Off
Cycles On/Off and fuel warning light
18
On/Off
Flashes Ignition key illumination on/off
22
Numeric
Displays fuel sender's current fuel level
23
Fuel guage
Performs a full sweep of the fuel empty/full guage
25
Temp guage
Performs a full sweep of the engine temperature guage
26
LED
Full LCD illumination test
31
Key reminder
Displays key position
Lets hope 26 makes you look like this.