TorqueMech OBD Code Guide
P0230 - Fuel Pump Primary Circuit Malfunction
Fuel pump primary control circuit fault detected.
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Read code pattern
Check likely system
Estimate after confirmation
Code Overview
Fuel pump primary control circuit fault detected.
Common Causes
- Fuel pump relay issue
- Open fuse or power feed
- Wiring fault
- PCM command issue
Diagnostic Steps
- Listen for pump prime at key-on
- Check relay, fuse, and power at the pump circuit
- Inspect the harness near the fuel tank
Related OBD Codes
Browse nearby codes when systems overlap.
Next Steps
Move from code to checks, then estimate.