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NT401 Oil Service Tool Manual_English_V1.01
5 OBDII/EOBD Operations
OBD-II/EOBD menu lets you access all OBD service modes. According to ISO 9141-2, ISO
14230-4, and SAE J1850 standards, the OBD application is divided into several sub programs,
called ‘Service $xx’. Below is a list of OBD diagnostic services:
●
Service $01 - request current powertrain diagnostic data
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Service $02 - request powertrain freeze frame data
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Service $03 - request emission-related diagnostic trouble codes
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Service $04 - clear/reset emission-related diagnostic information
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Service $05 - request oxygen sensor monitoring test results
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Service $06 - request on-board monitoring test results for specific monitored systems
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Service $07 - request emission-related diagnostic trouble codes detected during current or
last completed driving cycle
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Service $08 - request control of on-board system, test or component
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Service $09 - request Vehicle Information
When OBDII/EOBD application is selected from Home screen, the service tool starts to detect the
communication protocol automatically. Once the connection has been established a menu that
lists all of the tests available on the identified vehicle displays. Menu options typically include:
●
System Status
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Read Codes
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Freeze Frame Data
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Erase Codes
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Live Data
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I/M Readiness
●
O2 Sensor Test
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On-board Monitor Test
●
Component Test
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Vehicle Information
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Modules Present
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Code Lookup
NOTE
Not all function options listed above are applicable to all vehicles. Available options may vary by
the year, model, and make of the test vehicle. A “The selected mode is not supported!” message
displays if the option is not applicable to the vehicle under test.
5.1 System Status
System Status option open a screen with a summary of system status of the vehicle under test.
To view summary system status of a vehicle:
1. Scroll with the arrow keys to highlight System Status from Diagnostic Menu and press the
ENTER key.
