Trouble code P0131 means:O2 sensor circuit low voltage (Bank 1 Sensor 1)
Trouble code P0149 means:Fuel Timing error
Trouble code P0131 means:O2 sensor circuit low voltage (Bank 1 Sensor 1)
The error code p1193 on a 2001 Dodge Grand Caravan indicates that the intake air temperature sensor has failed. The sensor can be replaced by unbolting it, removing the wiring harness, and pulling it from the intake.
automatiic transmission control system malfunction
Charging system , voltage too low
Trouble code P0755 means:Shift solenoid B malfunction
Cylinder #2 misfire. see link below
21 is for the oxygen sensor reading staying at center.
With a code reader that plugs in under the drivers side dash.
Egr position sensor rationality. Likely a failed egr valve.
Cylinder number two misfire.
Trouble code P0601 means: Internal Control Module Memory Check Sum Error