DTC P0125: Insufficient Coolant Temperature For Closed Loop Operation: Condition
WARNING: This page is about a different car, the 2003 Suzuki XL-7. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0125 is set when engine coolant temperature fails to reach predetermined level after vehicle has been driven. MIL is illuminated when ECM detects malfunction during 2 consecutive drive cycles.