P01EC Atención pronto
Engine Coolant Heater B Control Circuit/Open
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Descripción
This code means there's an open circuit, or a break, in the electrical wiring for the engine coolant heater. This prevents the heater from receiving power to operate.
Causas comunes
- Broken wire in the heater circuit
- Loose electrical connection at the heater or control module
- Faulty engine coolant heater element
- Blown fuse for the heater circuit
- Problem with the heater control module
Síntomas
- Engine coolant heater not working
- Slower engine warm-up in cold weather
- Reduced fuel efficiency in cold weather
- Check Engine Light illuminated