Mike's Workshop Manuals
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Volkswagen
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2004
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GTI Base, Standard
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Repair and Diagnosis
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Engine Performance
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System
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1.8L - On Board Diagnostic (OBD), Generic Scan Tool - AWD, AWP, AWW
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Generic Scan Tool
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Select diagnostic function
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Diagnostic mode 1: Check measured values
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Requirement
Diagnostic mode 1: Check measured values: Requirement
Coolant temperature must be at least 80 °C PID 5, Coolant temperature.