Montero Sport LS 2WD V6-3.0L SOHC (1998)
Oil Pressure Gauge: Testing and Inspection
1. Remove the oil pressure gauge unit connector A-87.
2. Connect a test light (1.2V - 3.4W) to the harness connector.
3. Turn the ignition switch "ON."
4. If the test light illuminates and the oil pressure gauge needle sways, the oil pressure gauge is normal.