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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 547 (DTCS P0121 To P0171) >> Diagnosis And Testing >> P0125-Insufficient Coolant Temp For Closed-Loop Fuel Control >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
LOW COOLANT LEVEL
THERMOSTAT
ECT SENSOR

Always perform  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  before proceeding. 

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