⚡ AUTO CODE FIX
🔍
Fuel SystemCritical✅ DIY Friendly

P0230

Fuel Pump Primary Circuit

Fault in the fuel pump primary circuit. The ECU cannot properly control the fuel pump.

SeverityCritical
CategoryFuel System
Est. Repair Cost$50–$600
Code TypePowertrain
DIY RepairYes

⚡ Common Causes

⚠️ Symptoms

✅ How to Fix — Step by Step

  • Step 1:Check fuel pump fuse
  • Step 2:Test fuel pump relay
  • Step 3:Check inertia switch (Ford) — reset if tripped
  • Step 4:Test wiring from relay to pump
  • Step 5:Replace fuel pump relay
  • Step 6:Replace fuel pump
💡 Pro Tip: On Ford vehicles always check the inertia (rollover) switch after an impact — it cuts fuel pump power and requires a manual reset.

Repair Cost Estimate

Full Repair Estimate
$50–$600
DIY Possible?
YES
Severity
Critical

Frequently Asked Questions

What does OBD2 code P0230 mean?+
P0230 stands for Fuel Pump Primary Circuit. Fault in the fuel pump primary circuit. The ECU cannot properly control the fuel pump.
What causes code P0230?+
Blown fuel pump fuse; Failed fuel pump relay; Open circuit in fuel pump wiring; Failed fuel pump control module; Inertia switch triggered (Ford vehicles)
How do I fix code P0230?+
Check fuel pump fuse; Test fuel pump relay; Check inertia switch (Ford) — reset if tripped; Test wiring from relay to pump; Replace fuel pump relay; Replace fuel pump
How much does it cost to fix P0230?+
Estimated repair cost for P0230 is $50–$600.
Is P0230 DIY-friendly?+
Yes — P0230 is generally DIY-friendly with basic tools.

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