I have the same code on my 2003 accord.
Trouble code P0811 means: Excessive clutch slippage
The 2003 Dodge Grand Caravan OBD 2 port is on lower edge of dash above parking brake pedal
What does obd code P0740 mean
I'm not sure what you're asking, but if you mean that you are getting an OBD-II diagnostic code of P0128 from your Volvo S40, that code corresponds to a problem with coolant temperature. On a first generation Volvo s40 (99-04), this usually means that the thermostat or electronic coolant temperature sensor are malfuctioning or have failed.
Trouble code P2100 means: Throttle Actuator Control Motor Circuit/Open
You need to rent / borrow / purchase an OBD II code reader to check the code.
hook OBD II scanner up and clear codes. Disconnecting battery doesn't always work on OBD II
The 2003 Honda Civic OBD 2 port is behind center console
It is 0BD2 system
Trouble code P0462 means: Fuel Level Sensor A Circuit Low Input
plug a obd 2 code reader into your car and activate it.