
OBD 119
7.2 M-OBD AIR SUSPENSION
The M-OBD Air Suspension System provides enhanced diagnostic functions and
procedures. The M-OBD Air Suspension System is diagnosed using the Tester connected
to DLC3. Please verify the correct vehicle connection. For Operating Procedures for the
Data List, DTC Info, Active Test, and Snapshot functions, please refer to Section 4.0: M-
OBD Functions.
ACTIVE KEYS
u d Change to next/previous menu item.
1 - 5, 7 Select menu item.
e Select highlighted menu item.
X Return to previous menu.
HEIGHT OFFSET
Press 5 to select <HEIGHT OFFSET> from the <DIAGNOSTIC MENU>. The Height
Control sensors are used by the Height Control ECU to determine normal vehicle height.
Refer to the diagnostic section of the Repair Manual before performing this function.
SIGNAL CHECK
Press 7 to select <SIGNAL CHECK> from the <DIAGNOSTIC MENU>. The Signal
Check is used to verify that the ECU is receiving all signals.
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