the eng light flashes three times then a short pos and then another seven times. What could be wrong. This is the only code that shows up after that it flashes five times and then another five.
Torque converter clutch solenoid.
The thermostat on a 1995 Plymouth Neon is right behind the Radiator Cap.
You don't
Green
Trouble code P0284 means: Cylinder #8 contribution/balance fault
code 55 is to let you know when all of the codes have been read. also called end of sequence. If this is the only code you get, this means you have no problems
Battery temperature sensor above an acceptable range.
Basic neon tire size is P185/65/14
12.5 gallons
That information is unavailable until the 1995 Neon. I hope you didn't buy a 1984 Neon .
It usually requires a valve job at the minimum.
Check plugs and wires
5w30 or 10w30