volvo Workshop Repair Guides

Volvo Workshop Service and Repair Manuals

Voltage Measurements|Page 929 > < Fuel Injection|Page 926
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Engine Control Module: Testing and Inspection
Voltage Measurements

25 Position ECU Plug

For terminal ID refer to "Computers and Control Systems : Engine Control Module : Diagrams".  See: Diagrams/Connector Views

Grounds

Battery Supply

Main Relay Supply

Coolant Temperature Sensor

Start Signal

Cold Start Valve

Voltage Measurements|Page 929 > < Fuel Injection|Page 926