Why is my BMW 320i Sedan (F30) overheating or losing coolant? This BMW 320i guide is based on 1 documented technical case, including 1 confirmed successful repair outcome. It explains the symptoms, diagnostic findings and repairs supported by the captured research without assuming that the same part is responsible for every vehicle. The documented applicability includes 2013. Captured platform information includes 3 Series F30 Sedan. Captured engine information includes N20.
What Drivers or Technicians Reported
Documented complaint language included: MIL on with P0597..
Fault Codes Seen in Supporting Cases
Codes included P0597. A fault code is evidence of what the control system detected, not automatic proof that a particular component failed.
Causes Confirmed in Documented Cases
Confirmed root causes included: Open electric-heater circuit in the MAP thermostat/thermostat housing..
What the Diagnostic Process Found
Circuit open Diagnostic Procedures Used Measure MAP thermostat heater resistance
Repairs That Corrected Documented Cases
Confirmed repairs included: Replace thermostat housing.
BMW 320i Diagnosis in Hickory, NC
Mich's Foreign Cars has served Hickory and the surrounding Western North Carolina area since 1983. We specialize in European and foreign vehicles and use professional diagnostic equipment to identify the cause before recommending repairs. If your BMW 320i is showing this symptom or fault pattern, call Mich's Foreign Cars at 828-324-6012 to schedule diagnosis.