
2009 Jeep Liberty Limited 3.7L MIL Lamp on
Vehicle throws p2181, u0401, throttle body lightening bolt and 4wd service required cold or hot, coolant temp goes to cold w/engine scanned temp at 194 degrees and has no drivability issues. I see this all over the web but haven't seen any common fixes. Si...
FIX posted 8/7/2020
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Message Closed w/FIX
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VIN | 1J8GN58K99 |
Engine | 3.7 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sfi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P2181 | Cooling System Performance |
U0401 | Implausible Data Received From ECM/PCM |
Message Closed w/FIX
Vehicle Data
2009 Jeep Liberty Limited
VIN | 1J8GN58K99 |
Engine | 3.7 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sfi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P2181 | Cooling System Performance |
U0401 | Implausible Data Received From ECM/PCM |