XB111 - Check Fuel Pump (FP) Circuit Continuity

- Key "OFF".

- Disconnect Powertrain Control Module (PCM). Inspect for damaged or pushed out pins, corrosion, loose wires, etc. Service as necessary.

- Install breakout box, leave PCM disconnected.

- Disconnect Variable Control Relay Module (VCRM). Inspect for damaged or pushed out pins, corrosion, loose wires, etc. Service as necessary.

- Measure continuity between test pin 22 at the breakout box and Pin 18 of the VCRM vehicle harness connector.

- Is resistance less than 5.0 ohms?

Yes -- Go to XB112. XB112 - Check FP Circuit For Short to Power

No -- Service open in Fuel Pump (FP) circuit. Remove breakout box. Reconnect all components. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)