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Diagnosis And Testing - Hard To Fill With Fuel: Notes

WARNING: This page is about a different car, the 2012 RAM Pickup and 2012 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the vapor recirculation tube at the fuel tank.
  2. Attempt to refill fuel tank.
  3. Does tank refill properly?
    1. Yes >> Proceed to next step.
    2. No > Proceed to step  8.
  4. Reconnect the vapor recirculation tube at the fuel tank.
  5. Disconnect the other end of the vapor recirculation tube at the fuel filler tube.
  6. Attempt to refill fuel tank.
  7. Does tank refill properly?
    1. Yes >> Replace fuel filler tube.
    2. No > Replace the vapor recirculation tube.
  8. Disconnect the control valve to EVAP canister tube at the fuel tank.
  9. Reconnect the vapor recirculation tube at the fuel tank.
  10. Does tank refill properly?
    1. Yes >> Replace fuel tank.
    2. No > Proceed to step 11.
  11. Reconnect the control valve to EVAP canister tube at the fuel tank.
  12. Disconnect the control valve to EVAP canister tube at the EVAP canister.
  13. Attempt to refill fuel tank.
  14. Does tank refill properly?
    1. Yes >> Blockage is in the EVAP Canister, or ESIM, or Clean air hose (ESIM vent hose), or filter. Diagnose appropriately.
    2. No > Replace the control valve to EVAP canister tube.
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