Operation CHARM
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BMW
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1990
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325is (E30) L6-2494cc 2.5L SOHC (M20)
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Ignition Coil
Ignition Coil
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Description and Operation
Testing and Inspection
Component Tests and General Diagnostics
Oscilloscope Patterns and Waveforms
Locations
Diagrams
Diagram Information and Instructions
Wire Color Code Identification
Component ID (General List)
Part 1 A
Part 2 B
Part 3 C-G
Part 4 H-M
Part 5 N-Z
Symbol Identification and Diagram Information
Diagnostic Aids
Troubleshooting Procedures
Troubleshooting Tools
Troubleshooting Tests
Voltage Test
Voltage Drop Test
Continuity Test
Short Test Using Voltmeter
Short Test Using Ohmmeter
Current Test Using Ammeter
Electrical Diagrams
Specifications
Technical Service Bulletins
