What Does P0232 Mean? P0232 is a generic OBD-II code that is triggered when the engine control module (ECM) detects that the secondary circuit to the fuel pump has a high voltage when the fuel pump relay is turned off. engine code P0232P0232 fixobd P0232dtc P0232obd code P0232obd2 P0232P0232 car codediagnostic code P0232car code P0232check engine code P0232fehlercode P0232P0232 fiatcodigo P0232codigo falla P0232P0232 kody b??dówcodigo de falla P0232 What are the common causes of P0232 ? Likely causes are a faulty fuel pump relay, a faulty PCM, the fuel pump safety interrupt switch has been activated (Ford), or an open circuit in the fuel pump wiring or connectors. How do you troubleshoot P0232 ? The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. P0232 code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired. Searches related to P0232 - Fuel Pump Secondary Circuit High p0232 6.0 powerstroke p0232 6.4 powerstroke fuel pump secondary circuit fault p0232 ford focus fuel pump secondary circuit low p1237 fuel pump secondary circuit malfunction ford dtc p0230 p023f code