Source-backed diagnostic reference
P1115 EV diagnostic code
Coolant Temperature Sensor Plausibility
Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.
Reference definitions
- BMW: Coolant Temperature Sensor Plausibility Source
- BUICK: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage Source
- CADILLAC: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage Source
- CHEVY: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage Source
- CHRYSLER: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage Source
- FORD: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage IAT - B Circuit High Input Source
- GM: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage Source
- GMC: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage Source
- KIA: H02S12 Heater Circuit Low Voltage Source
- LINCOLN: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage IAT B Circuit High Input Source
- MERCURY: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage IAT B Circuit High Input Source
- OLDSMOBILE: Engine Coolant Temperature ECT Sensor Circuit Intermittent High Voltage IAT B Circuit High Input Source
- OTHER: Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage/IAT - B Circuit High Input Source
- SATURN: Engine Coolant Temperature ECT Sensor Circuit Intermittent High Voltage Source
- SUBARU: Engine Torque Control Cut Signal Circuit High Input Source
- VOLKSWAGEN: Oxygen Sensor Heater Circuit Short To Ground Bank 1 Sensor 1 Source
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