US 12,292,019 B1
Methods and systems for fuel system including dual parallel fuel vapor canisters
Aed Dudar, Canton, MI (US)
Assigned to Ford Global Technologies, LLC, Dearborn, MI (US)
Filed by Ford Global Technologies, LLC, Dearborn, MI (US)
Filed on Jan. 3, 2024, as Appl. No. 18/403,101.
Int. Cl. F02M 25/08 (2006.01)
CPC F02M 25/0836 (2013.01) [F02M 25/0872 (2013.01); F02M 25/089 (2013.01); F02M 2025/0845 (2013.01); F02M 2200/247 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system, comprising:
a first canister arranged in parallel with a second canister;
a first purge line coupled between the first canister and an engine, and a second purge line coupled between the second canister and the engine;
a first vent line coupling the first canister to atmosphere and a second vent line coupling the second canister to atmosphere; and
a delta pressure sensor coupled to the first purge line and the second purge line.