yes it is not
P1259 refers to Vtec system malfunction.
Fuse
O2 Sensor malfunction, Bank 1, Sensor 1
A check engine light on a 2001 Honda Civic means there is a malfunction occurring somewhere on the engine. The ECU is sending a signal so to make the driver aware of the situation.
The D4 light flashes indicating a malfunction with the transmission operation. You'll need to have it diagnosed by a mechanic with a scan tool to determine exactly why the light is flashing.
Its giving the you the number of the CEL you have.
Trouble code P0141 means:O2 sensor heater circuit malfunction (Bank 1 Sensor 2)
Massive misfire, you are damaging your emissions parts, but I really don't know what your questions is, but take it to be serviced right away.
A flashing check engine light is an indicator of a serious misfire (usually more than one cylinder or consistent misfiring of a single cylinder). Have your OBDII codes read at auto zone or the like. They can tell you atleast what cylinders etc. are misfiring. This indicates a serious problem with the emissions system. The owners manual states that if the check engine light is flashing, do not drive the car!
The engine size of the Honda Civic is 1.8 litres.
no
The 2009 Honda Civic has an inline 4 engine.