The leak detection pump failing seems to be an issue on these cars. It is located near the fuel tank. It could also be the purge solenoid, located under the air filter housing.
Try a new gas cap. Have replaced the gas cap on five Cherokees I've owned.
evaporative emission control system incorrect puge flow
P0441 Evaporative Emission Control System Incorrect Purge Flow
P0441 Evaporative Emission Control System Incorrect Purge Flow
Trouble code P0441 means: Evaporative Emission System Incorrect Purge Flow
Evaporative Emission System Incorrect Purge Flow
Trouble code P0441 means: Evaporative Emission System Incorrect Purge Flow
Trouble code P0441 means: Evaporative Emission System Incorrect Purge Flow
Trouble code P0441 means: Evaporative Emission System Incorrect Purge Flow
Trouble code P0441 means: Evaporative Emission System Incorrect Purge Flow
2001 4-door Dodge Dakota
Trouble code P0441 means: Evaporative Emission System Incorrect Purge Flow