
2005 Jeep Grand Cherokee Laredo 3.7L MIL Lamp on
scan freeze frame and found code po128 set after engine ran 641, i beleive this is IN seconds so about (10 minutes), it was running at 1336 rpm at 68 mph ambient temp was c 22 degrees , intake air temp was c 21 degrees and the coolant temp was c 49 degrees whi...
FIX posted 7/5/2007
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Message Closed w/FIX
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VIN | 1J4GR48K65 |
Engine | 3.7 L / 6 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0128 | Cooling System Malfunction |
Message Closed w/FIX
Vehicle Data
2005 Jeep Grand Cherokee Laredo
VIN | 1J4GR48K65 |
Engine | 3.7 L / 6 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0128 | Cooling System Malfunction |