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P0128 Diagnostic Trouble Code Discussion for January 2018

Thermostat System Malfunction


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Trouble Ticket Help Requests for DTC P0128
Help Request Posted
2010 Chevrolet Equinox LT 3.0L MIL Lamp on VIN: 2CNFLNEY7A
P0128: Engine coolant temperature. After driving less than 15 minutes, coolant gauge goes to cold. Cooling fans come on and inside heat goes to cold. Freeze frame data shows ECT as 105F and 620 seconds since engine start. Ambient air temp is 32F
January 01, 2018
2006 Ford Escape Hybrid 2.3L MIL Lamp on VIN: 1FMCU96H76
P0128: Coolant Temperature Below Thermostat Regulating Temperature. ... off due to a P0128 code that keeps coming back. The current freeze frame condition shows 35 minutes of run time with a temperature of 158 degrees. Min temp listed as 170 degrees to pass test. No updates for PCM available(We have an IDS and current subscrip...
January 03, 2018