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P0125 Diagnostic Trouble Code Discussion for November 2005

Insufficient Coolant Temperature For Closed Loop

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Trouble Ticket Help Requests for DTC P0125
Help Request Posted
1999 Lexus ES300 3.0L Stall, MIL Lamp on VIN: JT8BFZ8GZX
P0125: Insufficient Coolant Temperature For Closed Loop. Hi to all and thanks in advance. This car was brought to us for state safety and emissons test. expired of course. Mil lamp means failed emissons here so we pulled above codes. O2 sensors looked like they were switching O. K. Checked for tsb,s on alldata and a...
November 02, 2005
1999 Lexus RX300 3.0L Poor Idle Quality, OCC. ROUGH IDLE COLD VIN: JT6HF10WXX
P0125: insuf. coolant tempfor closed loop. after testing and replacing parts described above the same two codes keep setting after a couple days
November 09, 2005