Frontier SC King Cab 2WD V6-3.3L SC (VG33ER) (2002)
Speaker: Testing and Inspection
SPEAKER
1. Disconnect speaker harness connector.
2. Measure the resistance between speaker terminals + and -.
The resistance should be 2 - 4 Ohm.
3. Using jumper wires momentarily connect a 9 V battery between speaker terminals + and -.
A momentary hum or pop should be heard.