Operation CHARM
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Honda
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1991
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Accord L4-2156cc 2.2L SOHC
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Repair and Diagnosis
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Powertrain Management
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Relays and Modules - Computers and Control Systems
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Engine Control Module
Engine Control Module
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Description and Operation
General System Description
Modes of Operation
Testing and Inspection
Locations
Component Locations
Connector Locations
Service and Repair
Diagrams
Diagram Information and Instructions
Circuit Schematics
Fuse Details Schematics
Ground Distribution Schematics
Power Distribution Schematics
Symbol Identification
Part 1 of 3
Part 2 of 3
Part 3 of 3
Wires/Wire Color Code Identification
Diagnostic Aids
Damage Precautions
Electrical Precautions
Electronic Component Handling
Electronic Component Replacement
Battery Precautions
Electrical Connections and Circuits
Electrostatic Discharge
Proper Tools and Testing Procedures
Continuity and Resistance Check
Finding Short Circuits
Five Step Troubleshooting
Troubleshooting Precautions
Troubleshooting Tests
Testing For a Short With a Short Circuit Locator (Short Finder)
Testing For Short to Ground With Self-Powered Test Light/DVOM
Testing For Voltage Drop/Short to Ground With Test Light/DVOM
Testing For Voltage/Continuity
Voltage Check
Wire Repair Procedures
Circuit Protection Devices
Typical Electrical Repair
Splicing Copper Wire Using Splice Clips
Splicing Copper Wire Using Crimp and Seal Splice Sleeves
Splicing Twisted/Shielded Cable
Repairing Connectors
Terminal Repair
Connector Views
C434
C435
C436
C437
ECU Connector View
Electronic System Connector Views
Electrical Diagrams
Specifications
Technical Service Bulletins