Check water inside of fuel filter
IG KEY "OFF", ENGINE "OFF".
Disconnect fuel filter assy′ from vehicle. (note : fuel filter should be maintained to stand up vertically at disconnecting.)
Set up clean vessel like beaker to collect fuel outflowed from filter.
Disconnect Water sensor and collect fuel and water mixed to it.
Secification : Outflowed fuel must not contain much water.
Does fuel contains much water?
YES
Checking odometer and filter used duration, replace fuel filter if needed. If too much water flowed to fuel filter, check if water flowed into fuel tank and clean up inside of fuel tank.
After replacing filter and clean up fuel tank and go to "Verification of Vehicle Repair".
NO
Go to "2.Check Water sensor component" as follows.
Check Water sensor component
IG KEY "OFF", ENGINE "OFF".
Disconnect fuel filter assy′ from vehicle. (note : fuel filter should be maintained to stand up vertically at disconnecting.)
Set up clean vessel like beaker to collect fuel outflowed from filter.
Disconnect fuel warning sensor from disconnected fuel filter.
Connect Water sensor to disconnected wiring connector.
IG KEY "ON".
Touch water sensing prove of Water sensor to chassis ground.
Specification : Water warning lamp turns ON when touching water sensing prove to chassis ground.
Does water warning lamp operate well?
YES
Go to "Verification of Vehicle Repair".
NO
Replace Water sensor and go to "Verification of Vehicle Repair".