Check Short To Ground
- Turn "OFF" the ignition switch. Disconnect fuel pressure sensor and fuel control module connector.
- Measure the resistance between power terminal of fuel pressure sensor harness connector and chassis ground.
Specification : Infinite ∞Ω
- Is the measured resistance within specification?
YES
- Substitute with a known - good fuel control module and check for proper operation. If the problem is corrected, replace fuel control module and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Repair short in harness. Go to "VERIFICATION OF VEHICLE REPAIR " procedure.