X94 - Check Power Pump Continuity Between CCRM and IFS Switch
- Key "OFF".
- Constant Control Relay Module (CCRM) disconnected.
- Disconnect Inertia Fuel Shutoff (IFS) switch.
- Measure resistance between Pin 5 at the CCRM vehicle harness connector and the power-to-pump circuit from the CCRM circuit at the IFS switch vehicle harness connector.
- Is resistance less than 5.0 ohms?
Yes -- Go to X95. X95 - Check PCM Ability to Monitor FPM
No -- Service open in power-to-pump circuit between CCRM and splice to LFP relay. Reconnect all components. Rerun quick test. Quick Test Appendix (Detailed Testing Instructions)