
2004 Jeep Liberty Sport 3.7L MIL Lamp on
Jeep came in originally with mil on, trouble code p0443. Purge valve did not work with scanner or with jumper wires. Replaced purge valve with new one from dealership. Customer returned few weeks later with mil back on. Code found was p0440. We have leak t...
FIX posted 9/23/2023
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Message Closed
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VIN | 1J4GL48KX4 |
Engine | 3.7 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0440 | EVAP System Leak Detected |
P0443 | EVAP Canister Purge Valve Circuit Malfunction |
Message Closed
Vehicle Data
2004 Jeep Liberty Sport
VIN | 1J4GL48KX4 |
Engine | 3.7 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0440 | EVAP System Leak Detected |
P0443 | EVAP Canister Purge Valve Circuit Malfunction |