F 350 2WD Super Duty V10-6.8L VIN S (1999)
Fuel Gauge: Testing and Inspection
Conventional Instrument Cluster
1. Disconnect the fuel level sensor and pump C441 or C300 (Motorhome). Connect one lead of Instrument Gauge System Tester to fuel level sensor
and pump C441 or C300 (Motorhome), circuit 29 (Y/W), and the other lead to ground.
2. Set Instrument Gauge System Tester to 22.4 ohms. Key ON. Wait one minute. The fuel gauge should indicate E (empty). Key OFF.
3. Set Instrument Gauge System Tester to 145 ohms. Key ON. Wait one minute. The fuel gauge should indicate F (full). Key OFF. Return to the
pinpoint test. See: Instrument Cluster / Carrier/Testing and Inspection/Pinpoint Tests
