The vehicle's PCM (powertrain control module) tests the evaporative emissions (
EVAP) system for large and small leaks among other conditions. In the case of ...
Generic: Evaporative Emission Control System Leak Detected (no purge flow or
large leak) Chrysler: EVAP Large Leak Detected Conditions Ford: EVAP System
OBD-II Trouble Code Technical Description. Evaporative Emissions System -
Small leak detected. What does that mean? The Powertrain Control Module (
The code P0455 is set when the engine computer recognizes a large leak in the
Evaporative emission control system (EVAP). The vehicle's EVAP system is ...
The Evaporative Emission Control System (EVAP) is used to prevent gasoline ...
This indicates the system has detected a SMALL leak, but small leaks can often ...
Possible Causes and Repair Information for P0455 code. Learn what does
P0455 means? P0455 Evaporative Emission Control System Leak Detected
Current OBD II systems can detect evap system leaks too small to see, ... DTC
P0455 (Evaporative Emissions Control System Leak Detected [Gross Leak])
Definition of error code P0442 - Evaporative Emission Control System Leak
Detected (small leak). Read emissions expert information and diagnostics for
Jul 24, 2013 ... A P0456 OBD 2 engine code means that the system has detected a small EVAP
leak. ... (receiver/dryer) orifice, expansion valve, hoses, evaporator, controls ... My
Saturn Sl1 had a evaporative emissions (small leak detected) ...
Aug 18, 2013 ... If there's a leak in the evaporative emissions system, your car's ... Trouble code:
P0456 Evaporative Emissions System – Small leak detected.