¿Cuáles son las causas del código P01EF?

Faulty engine coolant heater element. Wiring issue to the heater. Problem with the heater control module. Intermittent electrical connection. Low voltage to the heater

¿Qué síntomas produce el código P01EF?

Slower engine warm-up in cold weather. Reduced fuel efficiency in cold weather. Check Engine Light illuminated

P01EF — Engine Coolant Heater B Control Circuit Performance

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Descripción

This code indicates that the engine coolant heater's electrical circuit is not operating within its expected parameters. The car's computer is detecting a performance issue with the heater.

Causas comunes

Faulty engine coolant heater element
Wiring issue to the heater
Problem with the heater control module
Intermittent electrical connection
Low voltage to the heater

Síntomas

Slower engine warm-up in cold weather
Reduced fuel efficiency in cold weather
Check Engine Light illuminated