Trouble code P0128 means:Coolant thermostat (coolant temp below thermostat regulating temp)
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
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.
What does obd code P0740 mean
You need to rent / borrow / purchase an OBD II code reader to check the code.
Trouble code P2100 means: Throttle Actuator Control Motor Circuit/Open
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
Trouble code P0462 means: Fuel Level Sensor A Circuit Low Input
plug a obd 2 code reader into your car and activate it.
It is 0BD2 system