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Mercedes Benz
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1989
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560SEL (126.039) V8-5.6L (117.968)
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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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Relays and Modules - Computers and Control Systems
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Engine Control Module
Engine Control Module
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Description and Operation
Fuel Injection (CIS-E)
California Models
Federal Models
Ignition (EZL/AKR)
Testing and Inspection
Initial Inspection and Diagnostic Overview
Pinout Values and Diagnostic Parameters
Voltage Measurements
Ohms Measurements
Locations
Electronic Ignition Control Unit (EZL)
Reference Resistor (CIS-E)
Reference Resistor (EZL)
CIS-E Control Unit
Engine Systems Control Unit (MAS)
Idle Speed
Ignition System (EZL)
Fuel Injection System (CIS-E)
Resistance Trimming Plug (CIS-E)
Service and Repair
Diagrams
Diagram Information and Instructions
How to Use Information In Diagrams
Circuit Identification
Symbol Identification
Color Codes
Wiring
Vacuum
Diagnostic Aids
Connector Views
Electrical Diagrams
Specifications
Technical Service Bulletins