Oil Pressure
WARNING: This page is about a different car, the 1988 Nissan 300ZX. However, it is still accessible from the selected car via links, so may be relevant.
- Check oil level and fill as necessary. Raise and support vehicle. Remove oil pressure switch. Oil pressure switch is located to the rear of the engine oil filter.
- Install Oil Pressure Gauge Hose (J-25695-2) to Oil Pressure Gauge (J-25695). Install oil pressure gauge assembly to engine. Start engine and warm it up to normal operating temperature.
- Check engine oil pressure with engine running under no load. For oil pressure specifications, see OIL PRESSURE SPECIFICATIONS table.
- If pressure difference is extreme, check oil passages and oil pump for leaks or clogs. If pressure is normal, turn off engine. Remove oil pressure gauge assembly. Install oil pressure switch with proper sealant. Tighten oil pressure switch to 9-12 ft. lbs. (13-17 N.m).
OIL PRESSURE SPECIFICATIONS
| Engine RPM | Specification | |
|---|---|---|
| Idle | More Than 9 PSI | |
| At 3200 | ||
| Non-Turbo | 53-65 PSI | |
| Turbo | 54-63 PSI | |