2017 Mazda MX-5 Rf OBD2 Code P0232 Fuel Pump Secondary Circuit High

OBD II Fault Code

  • OBD II P0232

OBD-II Code Decreased engine performance is defined as a Fuel Pump Secondary Circuit High

The Fuel Pump enables the transfer of fuel from the fuel tank to the fuel injectors in the engine. The Fuel Pump is controlled by the engine computer (PCM) or the Fuel Pump Control Module (most newer vehicles). When the Ignition is turned on, the PCM or Fuel Pump Control Module will activate the fuel pump. If the PCM detects an incorrect signal to or from the fuel pump, it will set code P0232.

Decreased engine performance Symptoms

  • Decreased engine performance
  • Engine may not start

Common Problems That Trigger the P0232 Code

  • Fuel pump failure
  • Fuel pump relay failure
  • Powertrain Control Module (PCM) failure
  • Wiring issue

Common Repairs Needed for the P0232 Code

  • Fuel Pump Replacement

OBD II Trouble Codes