FixVault

Fuel Tank Pressure Monitor

FUEL TANK PRESSURE MONITOR

TLT CID Unit Conversion Description of Test Value Description of Test Limit
1 $01 Multiply by 0.0916 [mmHg] Test value of 0.04 inch leak from fuel tank: Determined by fuel tank pressure change Malfunction criterion for 0.04 inch leak from fuel tank
1 $02 Multiply by 0.0916 [mmHg] Test value of 0.04 inch leak from canister and purge line: Determined by canister pressure change Malfunction criterion for 0.04 inch leak from canister and purge line
1 $03 Multiply by 0.0916 [mmHg] Test value of EVAP VSV: Determined by pulsation of canister pressure change generated by EVAP VSV operation Malfunction criterion for EVAP VSV
1 $04 Multiply by 0.0916 [mmHg] Test value of pressure control valve (VSV for vapor pressure sensor): Determined by pressure difference at switching over pressure switching valve Malfunction criterion for pressure control valve