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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 495 (Engine Cooling System & Automatic Transmission Cooling System) >> Engine >> Engine Coolant Thermostat >> Diagnosis And Testing - Thermostat >> On-Board Diagnostics

On-Board Diagnostics

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

All models are equipped with On-Board Diagnostics for certain cooling system components. If the powertrain control module (PCM) detects low engine coolant temperature, it will record a Diagnostic Trouble Code (DTC). For other DTC numbers, (Refer to EMISSIONS CONTROL - DESCRIPTION) .

The DTC can also be accessed through the DRB scan tool.

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