Operation CHARM
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Honda
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1987
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Accord L4-1955cc 2.0L SOHC 2-bbl
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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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Engine Control Module
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Testing and Inspection
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Component Tests and General Diagnostics
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Input Troubleshooting
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Ignition Coil Signal
Ignition Coil Signal
This signal allows the
[1]
[2]
control unit
to monitor the engine rpm.
