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P0125 Diagnostic Trouble Code Discussion for October 2007

Insufficient Coolant Temperature For Closed Loop

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Trouble Ticket Help Requests for DTC P0125
Help Request Posted
1999 Lexus RX300 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire, Poor Fuel Economy, MIL Lamp on VIN: JTGHF1OU4X
P0125: insufficient coolant temprature for closed loop fuel control. hi evry one. I hope that some one of you had the same problem and a fix with a lexus RX300 1999 model.This car came to me with a missfire codes and oxygene sensor code P1150 witch i did change a new set of original spark plugs and oxygen sensors for bank1 sens...
October 24, 2007