Live Manual
Engine Error

P0148

Fuel Delivery Error

Severity
High

Symptoms

Engine stalling under load, lean condition misfires, poor acceleration

Common Causes

  • Failing fuel pump
  • Severely clogged fuel filter
  • Faulty high-pressure fuel pump (diesel/GDI)
  • Fuel pressure regulator failure

How to Fix

  1. 1 Test fuel pressure and volume
  2. 2 Replace fuel filter
  3. 3 Replace fuel pump assembly
  4. 4 Test and replace high-pressure fuel pump
Estimated Repair Cost USD
$100 $1500

Fuel filter: 100; High-pressure pump: 800 - 1,500