Diagnostic Capabilities
Page 2-2 Mastertech 3100 Operator’s Manual
• Display input sensor read data
• Control actuator output data
• Display ON/OFF status of switch signals
• Test feed-back systems such as the O2 sensor
• Command clearing of some ECM/ECU trouble codes
• Troubleshoot using the Diagnostic Test Leads
• Troubleshoot intermittent problems with Snapshot mode
• Print test results to provide a permanent record