Scan Tool Operating Instructions - AK Automotive Training

Pre-test conditions:
• The engine must be RUNNING.
Drive Outputs
Manufacturer Applications
The following outputs can be driven individually using the OmiCheck.
• Front right valve
• Front left valve
• Rear right valve
• Rear left valve
• Exhaust valve
• Reservoir valve
• Compressor valve
• High-pressure exhaust valve
• Front cross-link valve
• Rear cross-link valve
• Access LED
• Motorway LED
• Standard LED
• Off-road LED
• Hold LED
Pre-test conditions
• The ignition must be ON and the engine OFF.
Set Operating Mode
There are four functions available via the OmiCheck for the EHC2 system.
• Transport mode
• Low Tolerance Mode (used during wheel alignment or headlamp levelling)
• Production Mode (used to disable all control circuits within the system)
• Normal Mode (to cancel all of the above).
There procedures are used to set the control module to different modes. Modes can
be set under the ‘Service Functions’ option of the OmiCheck. The current operating
mode can be displayed under the ‘Live Data’ option of the OmiCheck.
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