Instrumentation System & Driver Information Center (Service Information): General Description: Caution

Before disconnecting connectors of sensors or units, be sure to disconnect the ground cable from battery. When replacing the audio and MFD parts provided with memory functions, record the memory contents before disconnecting the battery ground cable.
Use gloves to avoid damage to and get fingerprints on the glass surface. Wipe off using a soft cloth, if the part is contaminated.
When the combination meter assembly has been replaced, be sure to perform the following operations.
- For models without the keyless access with push button start except for CO, be sure to perform the registration of immobilizer system. For detailed operation procedure, refer to "Type B" described in "REGISTRATION MANUAL FOR IMMOBILIZER".
- Be sure to reset the ODO fuel economy value of the multi-function display (MFD). Refer to INSTRUMENTATION/DRIVER INFO>MULTI-FUNCTION DISPLAY (MFD) SYSTEM>OPERATION>ODO FUEL ECONOMY VALUE RESET .
Be careful of the following items. Failing to do so may cause the airbag system malfunction.
- Yellow connectors and harnesses with yellow tapes around them are the connectors and harnesses for the airbag system. When using a tester on these circuits, follow the cautions of "AIRBAG SYSTEM". Refer to AIRBAG SYSTEM>GENERAL DESCRIPTION>CAUTION .
- Be careful not to damage the airbag system wiring harness when servicing the electrical parts around the steering column.
When removing, installing or replacing the VDC CONTROL MODULE & H/U, VDC CONTROL MODULE & H/U bracket, steering wheel or steering angle sensor (steering roll connector), perform "VSC(VDC) Centering Mode" of the VDC. Refer to VEHICLE DYNAMICS CONTROL (VDC)>VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDC CONTROL MODULE & H/U)>ADJUSTMENT>VDC SENSOR MIDPOINT SETTING MODE .