Αποτελέσματα Αναζήτησης
30 Απρ 2024 · Discover the causes and fixes for the P0685 Honda trouble code indicating an ECM/PCM Power Relay Control Circuit Malfunction. Also, learn about common symptoms and how it may affect models like Honda Accord and Civic.
28 Φεβ 2022 · The P0685 code usually gets logged because of an issue with the PCM, its power relay, or associated electrical wiring. If the check engine light illuminates or the engine either gets a hard start or cannot start at all, your vehicle might have an issue that sets the P0685 code.
25 Ιαν 2024 · OBD-II Code P0685 means that there is a problem with the engine computer (PCM) power relay control circuit, causing incorrect voltage signal from the power r...
15 Σεπ 2024 · The P0685 code means there’s a problem with the power relay control circuit for your car’s Engine Control Module (ECM) or Powertrain Control Module (PCM). This issue can mess with your engine and transmission, causing stalling, bad fuel mileage, and trouble starting your car.
The fault code P0685 can be caused by: weak battery with low voltage while cranking, faulty Engine Control Module (ECM) power relay, open or shorted ECM power relay harness, poor electrical connection in the ECM power relay circuit, blown ECM fuse, and a faulty ECM.
If you see trouble code P0685, it means that the PCM’s fault detection circuit has detected voltage from the relay that measures above the normal parameters – above 4.6 volts with the key turned on.
