MX-3 L4-1598cc 1.6L DOHC (1995)
Fuel Pressure: Testing and Inspection
Hold Pressure
WARNING: Release fuel pressure before performing this procedure.
1. Disconnect negative battery terminal.
View: Typical Fuel Pressure Gauge Installation
2. Install a fuel pressure gauge as shown.
3. Reconnect battery.
Data Link Connector
4. Connect data link connector terminals F/P and GND with jumper wire.
5. To run pump, turn ignition "ON" for 10 seconds.
6. Turn ignition "OFF" and remove jumper wire.
7. After 5 minutes, fuel pressure should be more than:
PRESSURE: 150 kPa (21 psi)
8. If not as specified, check:
- Fuel pump hold pressure
- Pressure regulator hold pressure
- Injector leakage