How to repair in operative back-up lamp.

How to repair in operative back-up lamp?

Sorry for 3 days not to give some information about some trouble i have encountered due to my training in Dubai with 3 days.ok what’s going now?

Model: Hyundai Santa Fe

Year Model: 2004

Fuel: Gasoline

Displacement: 2000cc

Subject: In operative back up lamp – water sensor

1) Condition

Rear back-up lamp doesn’t operate when the shift lever is in “R” position.

2) Cause

1. Malfunction of the water separator sensor at fuel filter.

3) Diagnosis

1. While cranking the engine in the morning ,the fuse(10A0 for back-up lamp/water separator sensor is opened intermittently.
   - The symptom is not happened when restarting after driving.
2. After replacing the fuse (10A), the water separator indicator light illuminates dimly in the key ‘ON’ position.
3. If the gnition key is switch “ON” and “OFF” for ten times, the fuse is opened again.
4. Check the water separator sensor.
   = The sensor resistance is lower than the normal.
5. Malfunction of the water separator sensor.
   = After replacing the water separator sensor, the problem is solved.
   (Fuel water separator indicator light  in cluster instrument  illuminates dimly)
   (Abnormal water separator sensor)

4) Parts Replace

• Water separator sensor.

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