P0128 OBD Trouble Code
3 results found
Type | Powertrain - Fuel and Air Metering - ISO/SAE Controlled |
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Description | Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) |
Type | Powertrain - Fuel and Air Metering - ISO/SAE Controlled |
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Description | ECT Below Thermostat Regulating Temperature Conditions |
Cause | Engine running, ECT and IAT inputs from 14-97°F, then the PCM detected the engine coolant temperature did not reach at least 167°F with the Water Temperature Counter Diagnostic running. |
Type | Powertrain - Fuel and Air Metering - ISO/SAE Controlled |
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Description | Engine coolant temperature - too low |
Cause | Thermostat, ECT sensor, cooling system, ECM |
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