Request On-Board Monitoring Test Results for Continuously Monitored Systems

July 3, 2012 OBD Scantool Software Guide

Mode $7: Request On-Board Monitoring Test Results for Continuously Monitored Systems

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This service enables "pending" emission-related DTC’s to be obtained. "Pending" DTC’s are those detected during the current or last completed drive cycle under normal driving conditions. This service is required for all DTC’s and is independant of Service 3 ("Confirmed" DTC’s).

This service is intended to assist a technician following a vehicle repair and DTC Clear (Service 4) by reporting test results after a single drive cycle. If the applicable test failed during this drive cycle then the associated DTC(s) will be displayed.
NOTE: DTC’s reported by this service do not necessarily indicate a faulty component or system.

Read DTC's

When the user clicks on the Read DTCs button, any currently active DTC’s reported are displayed in the DTC list as shown. If a DTC has commanded the Malfunction Indication Lamp (MIL) ON, The following icon will be displayed against the DTC.

DTC Commanding MIL ON Symbol


  • The Help button provides a shortcut to this help topic. Contextual Help

Mode $1: Request Current Powertrain Diagnostic Data
Mode $2: Request Powertrain Freeze Frame Data
Mode $3: Request Emission-related Powertrain Diagnostic Trouble Codes
Mode $4: Clear/Reset Emission-related Diagnostic Information
Mode $5: Request Oxygen Sensor Monitoring test Results
Mode $6: Request On-Board Monitoring Test Results for Non-Continuously Monitored Systems
Mode $8: Request Control of On-Board System, Test or Component
Mode $9: Request Vehicle Information

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