Kia Optima Hybrid: Evaporative Emission Control System / NVLD(Natural Vacuum Leakage Detection) Specifications

Specification
Pressure [kPa (kgf/cm?, in H2O)
Output Voltage (V)
-6.67 (-0.068, -26.8)
0.5
0
2.5
+6.67 (0.068, 26.8)
4.5

NVLD(Natural Vacuum Leakage Detection) Description and Operation

Description NVLD(Natural Vacuum Leakage Detection) is located between the canister and the fuel tank air filter. NVLD is to detect leaks equivalent to a 0.5 mm hole in the fuel tank, canister and hoses. ...

NVLD(Natural Vacuum Leakage Detection) Troubleshooting

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Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Thermostat Repair procedures


Removal and Installation     Disassembly of the thermostat would have an adverse effect, causing a lowering of cooling efficiency. Do not remove the thermostat, even if the engine tends to overheat. 1. Drain engine coolant so its level is below thermostat. 2. Disconnect the radiator lower hose ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Components and Components Location


Components Location 1. PCV valve2. Canister3. Purge control solenoid valve (PCSV)4. Fuel tank pressure sensor (FTPS)5. NVLD (Natural Vaccum Leakage Detection) Module6. Fuel level sender (FLS)7. Canister Close Valve (CCV)8. Fuel tank air filter9. Catalytic converter10. Auxiliary canister 1. PCV Valve2. ...

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