
10 DIAGNOSTIC TOOLSET DESCRIPTION
OBD AND OBD-II DIAGNOSTIC CAPABILITIES
The On Board Diagnostics (OBD and OBD-II) components provide diagnostics for the
following electronic controllers:
• Engine Control Module (ECM)*
• Automatic Transmission (AT)*
• Air Bag Controller (AB)
• Anti-lock Brake System (ABS)
• Cruise Control System (CCS)
• Air Suspension System (AS)
• Automatic Air Conditioning (A/C)
• Traction Control System (TRAC)
* OBD-II Support
The OBD and OBD-II functions access the following diagnostic data and signals on the
vehicle:
• Data list and other OBD/OBD-II functions*
• Diagnostic Trouble Codes*
• Oxygen sensor signals
• Engine RPM data (IG-)
* OBD-II Support
DVM and Oscilloscope Capabilities: The Tester can be used with the Autoprobe to
measure vehicle voltage and signal frequencies.
• Volt meter
• Frequency counter (frequency, duty cycle)
• Oscilloscope
OBD and OBD-II hardware components are described in Section 3.0 OBD and OBD II
Components on page 25.
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