Back to 2012 Porsche 718 Boxster

2012 PORSCHE 718 BOXSTER

2.7L H6RWDDCTgas
Repairs0Labor593Torque2479Fluid7DTC905Battery0Maintenance0Recalls0
P0230high severityPowertrain

Fuel Pump Primary Circuit Malfunction

on 2012 Porsche 718 Boxster 2.7L H6 · RWD

What this code means

Malfunction in the fuel pump primary (relay/power supply) circuit.

Symptoms

  • Check Engine Light
  • No start condition
  • Engine stalling
  • Intermittent power loss

Common causes

  • Faulty fuel pump relay
  • Wiring damage
  • Fuel pump failure
  • Blown fuse
  • Inertia switch tripped

Diagnostic steps

  1. Check fuel pump fuse
  2. Test fuel pump relay
  3. Listen for fuel pump prime
  4. Test voltage at fuel pump connector
  5. Check inertia switch (Ford)

Repair notes

Check fuse and relay first. Replace fuel pump if no voltage issue found.

Other Powertrain codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →