Operation CHARM
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Mazda
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1994
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B3000 4WD V6-3.0L OHV
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Main Relay (Computer/Fuel System)
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Testing and Inspection
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Service Tips
Service Tips
Service Tip:
-
If the circuit is open, the engine will not start.
-
If the circuit is shorted, the Electronic Engine Control
(EEC)
power fuse
(30A)
will burn out.