Check Engine Light Due to Failed Thermostat on Chrysler Aspen Hybrid

The thermostat may fail to close completely, causing the Check Engine Light to illuminate. This problem will prevent the engine from reaching normal operating temperature; a new thermostat should be installed.

RepairPal Verified
Average mileage: 50,000 (50,000–50,000)
1 model year affected: 2009
2 people reported this problem
1 person shared problem details
The temperature gauge will not climb past the cold indication in the winter below 20 degrees, suspect the thermostat is stuck in the open position. Cannot get any heat out of the vents.
Related Items:
With the Multi-Displacement System (MDS), repeated Check Engine (MIL) light illumination for lo...
A weak or dead battery may be caused by power draw from the radio. If the radio display flicker...