Isuzu P0455 EVAP System Large Leak Detected

Description

OBD-II Trouble Code Description for P0455 Isuzu

Evaporative Emission System Leak Detected (large leak)

What does this mean?

OBD2 Code P0455 Isuzu definition:
This indicates a fuel vapor leak or lack of purge flow in the EVAP control system. It means a large leak has been detected. The (EVAP) emission control system prevents the escape of fuel vapors from a vehicle’s fuel system. Fuel vapors are routed by hoses to a charcoal canister for storage. Later, when the engine is running a purge control valve opens allowing intake vacuum to siphon the fuel vapors into the engine.

Symptoms

Possible sumptoms of OBD code P0455 Isuzu
You likely won’t notice any drivability problems.

Causes

Possible causes of OBD code P0455 Isuzu
A code p0455 most likely means one or more of the following has happened: A loose or improperly affixed gas cap A non-conforming gas cap (i.e. not factory/original brand) Other leak or damaged piece in EVAP system

Possible Solutions

With a p0455, the most common repair is to: Remove and reinstall the gas cap, clear the codes, and drive for a day and see if the codes come back. Otherwise, replace the gas cap, and/or Inspect the EVAP system for cuts/holes in tubes/hoses (you may hear a vacuum noise or smell fuel), repair if necessary

Related Codes

P0440 Isuzu P0441 Isuzu P0442 Isuzu P0443 Isuzu P0446 Isuzu P0453 Isuzu P0456 Isuzu


The OBD2 Code Information Be Applicable For Isuzu:

2011 Isuzu Rodeo 3.0 Denver,2008 Isuzu Pickup,2007 Isuzu Ascender,2002 Isuzu Axiom XST Concept,2002 Isuzu Axiom XSR Concept,2001 Isuzu Zen Concept,2001 Isuzu GBX Concept,2001 Isuzu Axiom XSF Concept

 

Note:

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