P0148

2017-10-10

Description:

  • The fault code P0148 indicates a problem with fuel delivery within the vehicle. This may result in the engine running poorly or not starting at all.

Possible Symptoms:

  • Engine misfires or doesn't start

  • Decreased engine performance or power

  • Poor fuel efficiency

  • Check Engine Light (CEL) illuminated

Possible Causes:

  • Clogged fuel supply line or filter

  • Malfunctioning fuel pressure regulator

  • Faulty fuel pressure sensor

  • Faulty fuel pump

  • Wiring issues in the fuel delivery system wiring and/or connectors

  • Fuel tank empty or low fuel level

  • Failed engine control module (ECM)

Related Parts:

  • Fuel Supply Line: Fuel line delivers petrol/diesel from the fuel tank to the engine. Problems in the fuel line lead to fuel loss while driving

Possible Solutions:

  • Inspect and clean or replace the fuel supply line or filter, if restricted

  • Test and replace the faulty fuel pressure regulator, if necessary

  • Test and replace the faulty fuel pump, if necessary

  • Check and repair any wiring issues in the fuel delivery system

  • Refill the fuel tank if it is empty or low on fuel

  • Test and replace the engine control module (ECM) if it is determined to be faulty

Search