Trouble code P0401 means: Exhaust gas recirculation - insufficient flow detected
What does obd code P0740 mean
plug a obd 2 code reader into your car and activate it.
egr, low flow problem.clean out egr and tube, of carbon.
OBD I, but for the most part, you can use OBD II
OBD code P0304 is Cylinder Four Misfire.
Obd-on board diagnostic. The port is the plug the scan tool or code reader connects to.
J1850 is not a trouble code. It is a protocol that the OBD-II system uses. Trouble codes will be represented by a P before the numbers
OBD I code 67 - Neutral Drive Switch Circuit Open ( key on , engine off )
OBD code P1127 mean Exhaust not warm enough.
Cylinder #1 misfire.
What does a code 212 mean on a OBD 1 mustang
There is an OBD I plug somewhere on the vehicle.