Sonata GLS V6-2.5L (2000)
Fuel Gauge: Testing and Inspection
1. Connect the positive (+) lead from battery to terminal 4 (121-1) and negative (-) lead to terminal 9 (121-3).
2. Connect the variable resistance to terminal 2(121-3) and terminal 9(121-3).
3. Vary the variable resistance
4. Check that the fuel gauge pointer moves. If the operation is not as specified, replace the gauge.