P0148 - Fuel Delivery Error

The ECM detected a fuel-delivery problem that is outside the expected control range.

Code Overview

The ECM detected a fuel-delivery problem that is outside the expected control range.

Common Causes

• Low fuel pressure or restricted fuel supply
• Fuel control component fault
• Wiring or command issue in the fuel-delivery system

Diagnostic Steps

1. Check fuel pressure and supply volume
2. Inspect related connectors and harnesses
3. Look for additional fuel-system or injector codes

Likely Repairs & Cost Guides

Use test results to confirm the fault before pricing the repair.

Related OBD Codes

Browse the closest code-family pages when the same fault pattern often shows up nearby.

Next Steps

Move from the code to a diagnosis path, then into repair pricing once the fault is confirmed.