Line Pressure

WARNING: Before performing this procedure, release fuel pressure.

NOTE: Obtain audio anti-theft access code before disconnecting battery cables.

1. Disconnect negative battery terminal.

View: Typical Fuel Pressure Gauge Installation:

2. Install pressure gauge as shown.
3. Reconnect battery.

Data Link Connector:

4. Connect data link connector terminals F/P and GND with jumper wire.
5. Turn ignition "ON" and check line pressure. It should be 260 - 320 kPa (37 - 47 psi).

If pressure is low:
- Check pump maximum pressure. If as specified, fuel line or filter may be clogged or restricted.

If pressure is high:
- Replace pressure regulator.