Operation CHARM
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Mazda Truck
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1992
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Navajo 2WD V6-4.0L OHV
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Repair and Diagnosis
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Instrument Panel, Gauges and Warning Indicators
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Fuel Gauge
Fuel Gauge
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Testing and Inspection
Troubleshooting
Test A - Check Fuel Gauge Operation
A1 - Verify Complaint
A2 - Verify Cluster Performance
Test B - Check Voltage to Fuse Panel
B1 - Verify Power at Fuse Panel
B2 - Verify Power at Fuse Panel
Test C - Check Power Circuit to Cluster
C1 - Verify Power at Cluster
C2 - Verify Ground Circuitry at Cluster
Test D - Check Fuel With Gauge System Tester
D1 - Check Fuel Gauge (Empty)
D2 - RE-Check Fuel Gauge (Empty)
D3 - Check Printed Circuit Board
D4 - Check Anti-Slosh Module (Empty)
D5 - Check Fuel Gauge Sending Unit Wire
D6 - Check Fuel Sending Unit Ground
D7 - Check Fuel Gauge (Full)
D8 - Check Anti-Slosh Module (Full)
D9 - Fuel Sending Unit Diagnosis
Test E - Fuel Gauge
E1 - Tank Inspection
E2 - Test Box Check-Empty Stop
E3 - Test Box Check-Full Stop
E4 - Test Box Check-Float Rod Travel
E5 - Harness Connector Check-Empty Stop
E6 - Harness Connector Check-Full Stop
E7 - Inspect Fuel Sender
E8 - Pigtail Harness Check
Locations
