P0456 Evaporative small leak
There is a TSB that Dodge put out on this , it is very woth looking into, TSB # 25-003-07, what this is titled is P0456 Evaporative system small leak due to loose charcoal from cansiter here a copy. What is required to be repalced is fuel vapor cansiter and its hose and filter
NUMBER: 25-003-07
GROUP: Emissions
DATE: November 14, 2007
SUBJECT:
DTC P0456 - Evaporative System Small Leak Due To Loose Charcoal From Canister
OVERVIEW: This bulletin involves performing the diagnostic procedure for DTC P0456, and if necessary, the replacement of evaporative system components.
MODELS:
2007 (DR/DH/D1/DC) Ram Truck (1500/2500/3500) 2007 (HB/HG) Durango/Aspen 2007 (WK) Grand Cherokee 2007 (XK) Commander
NOTE :This bulletin applies to vehicle built on or between January 26, 2007 and June 18, 2007 (MDH 0126XX to MDH 0618XX respectively).
SYMPTOM/CONDITION:
The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Additional investigation may reveal that the MIL is due to Diagnostic Trouble Code (DTC) P0456 - Evaporative System Small Leak.
DIAGNOSIS:
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