P0126 · Manufacturer communications
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
MAZDA
Reported code forms P0126:00
Some customers may experience the CHECK ENGINE light ON with DTC P0126:00 (Thermostat stuck open) and one or more of the following symptoms: The engine takes longer to warm up, The engine temperature gauge fluctuates,…
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MAZDA
Reported code forms P0126:00
Some customers may experience the CHECK ENGINE light ON with DTC P0126:00 (Thermostat stuck open) and one or more of the following symptoms: The engine takes longer to warm up, The engine temperature gauge fluctuates,…
Read communication ↗
MAZDA
Reported code forms P0126:00
CHECK ENGINE LIGHT ON WITH DTC P0126:00 AND ENGINE RUNNING COOLER THAN NORMAL / POOR HEATER PERFORMANCE / LOW ENGINE COOLANT TEMPERATURE (BLUE) LIGHT ON: Some customers may experience the CHECK ENGINE LIGHT ON with DTC…
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MAZDA
Reported code forms P0126:00
Some customers may experience the CHECK ENGINE LIGHT ON with DTC P0126:00 (Thermostat stuck open) and one or more of the following symptoms: The engine takes longer to warm up. The engine temperature gauge fluctuates.…
Read communication ↗
MAZDA
Reported code forms P0126:00
Some customers may experience the CHECK ENGINE LIGHT ON with DTC P0126:00 (Thermostat stuck open) and one or more of the following symptoms: The engine takes longer to warm up. The engine temperature gauge fluctuates.…
Read communication ↗
MAZDA
Reported code forms P0126:00
Some customers may experience the CHECK ENGINE LIGHT ON with DTC P0126:00 (Thermostat stuck open) and one or more of the following symptoms: à ̄‚· The engine takes longer to warm up. à ̄‚· The engine temperature…
Read communication ↗
MAZDA
Reported code forms P0126:00
Some customers may experience the CHECK ENGINE LIGHT ON with DTC P0126:00 (Thermostat stuck open) and one or more of the following symptoms: The engine takes longer to warm up. The engine temperature gauge fluctuates.…
Read communication ↗
MAZDA
Reported code forms P0126:00
ON CERTAIN SUBJECT VEHICLES, THE MALFUNCTION INDICATOR LIGHT (MIL) MAY ILLUMINATE WITH DTC P0126:00 (THERMOSTAT STUCK OPEN) STORED IN THE POWERTRAIN CONTROL MODULE (PCM) MEMORY. THE THERMOSTAT FUNCTIONS NORMALLY, BUT…
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MAZDA
Reported code forms P0126:00
ON CERTAIN SUBJECT VEHICLES, THE MALFUNCTION INDICATOR LIGHT (MIL) MAY ILLUMINATE WITH DTC P0126:00 (THERMOSTAT STUCK OPEN) STORED IN THE POWERTRAIN CONTROL MODULE (PCM) MEMORY. THE THERMOSTAT FUNCTIONS NORMALLY, BUT…
Read communication ↗
MAZDA
Reported code forms P0126:00
ON CERTAIN SUBJECT VEHICLES, THE MALFUNCTION INDICATOR LIGHT (MIL) MAY ILLUMINATE WITH DTC P0126:00 (THERMOSTAT STUCK OPEN) STORED IN THE POWERTRAIN CONTROL MODULE (PCM) MEMORY. THE THERMOSTAT FUNCTIONS NORMALLY, BUT…
Read communication ↗