10-23-2018, 08:07 PM
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#3
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Meet Coordinator
Join Date: Jan 2008
Location: brick/pt. pleasant beach
Posts: 19,341
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Quote:
Check for the following conditions:
- A loose, missing, damaged, or improperly installed fuel cap.
- Missing or damaged O-rings at EVAP canister fuel vapor and purge line fittings.
- A cracked or punctured EVAP canister.
- A damaged or disconnected source vacuum line, EVAP purge line, vent hose or fuel tank vapor line.
- A poor connection at the VCM: Inspect the harness connectors for the following conditions:
- Backed out terminals.
- Improper mating.
- Broken locks.
- Improperly formed or damaged terminals.
- Poor terminal to wire connection.
- A damaged harness: Inspect the wiring harness to the EVAP vent solenoid EVAP purge solenoid and the fuel tank pressure sensor for an intermittent open or short circuit.
A kinked, pinched or plugged vacuum source, EVAP purge, or fuel tank vapor line. Verify that the lines are not restricted.
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Testing does incorporate fuel tank pressure sensor in the diagnostic tree.
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