Hold Pressure
PREPARATIONWARNING: Before performing this procedure, release fuel pressure.
1. Start the engine.
2. Remove the fuel pump relay.
3. After the engine stalls, turn the ignition switch to OFF.
4. Install the fuel pump relay.
INSPECTION
1. Disconnect negative battery terminal.
2. Install pressure gauge.
3. Reconnect battery.
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: 147 kPa (21 psi)
8. If not as specified, check:
- Fuel pump hold pressure
- Pressure regulator hold pressure
- Injector leakage