Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2013EXPLORER POLICE INTERCEPTOR, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS (EXCEPT DIESEL & HYBRID) - DTC P0210 - P05C0DTC P0456: EVAPORATIVE EMISSION SYSTEM LEAK DETECTED (VERY SMALL LEAK)
2013 Ford Explorer Police Interceptor, FWD
DTC P0456: Evaporative Emission System Leak Detected (Very Small Leak)
2013 Ford Explorer Police Interceptor, FWDSECTION DTC P0456: Evaporative Emission System Leak Detected (Very Small Leak)
DTC P0456: EVAPORATIVE EMISSION SYSTEM LEAK DETECTED (VERY SMALL LEAK)
| Description: | This DTC sets when a fuel vapor leak from an opening as small as 0.508 mm (0.020 inch) is detected by the EVAP running loss monitor test. | ||
| Possible Causes: |
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| Diagnostic Aids: | Check for a missing fuel filler cap or the integrity of the cap (if equipped). Verify the capless fuel tank filler pipe is sealed correctly (if equipped). Install and remove the supplemental fueling adapter five times in the capless fuel tank filler pipe to clear debris on the seal. Refer to the
Owner Literature for the location of the supplemental fueling adapter in the vehicle. Check for loose or damaged vapor hoses. Visually inspect the EVAP canister inlet port, EVAP canister vent valve filter, and EVAP canister vent hose assembly for contamination or debris. For Fiesta, there is a Job Aid available for EVAP System diagnosis. For additional information, copy and paste the following URL into your web browser: www.fordtechservice.dealerconnection.com/vdirs/servicetips/pdf/2011_12_fiesta_DTC.pdf. |
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| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| Fiesta | GO to PINPOINT TEST HZ . | ||
| All others | GO to PINPOINT TEST HX . | ||
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.