There are a few different reasons why your temperature gauge always shows that the temperature is low. It may need to be fixed.
1996 prelude temperature gauge reads low temp
low coolant and/or radiator leak or maby a bad temp sensor low coolant and/or radiator leak or maby a bad temp sensor
the 1028 is trouble code for thermostat low temp check temp gauge for low temp replace thermostat
Could be low on coolant or a sticky thermostat.
Could it be that you are just low on coolant?
you do not have any anitfreeze in your radiator or it is low if that does not fix it then you might need a new thermostat which you can get at your local Napa Autoparts store
You can check the temp. gauge operation by removing the temp. gauge sending unit plug and touching it to any engine ground with ignition on but the Van not running. The gauge will go to hot right away, if it is working. The temp. gauge sending unit is located on the drivers side of the engine at midpoint just below the exhaust manifold. It will have a single wire running to it and be plugged into the sending unit.
Low on coolant or a sticky thermostat, replace it.
Could be low on coolant (leak somewhere) or the thermostat is faulty.
Could be low on coolant or a faulty thermostat.
Could be, low on coolant, sticky thermostat,
Low coolant, failed sensor, failed cluster,