2011 Infiniti M Owner's Manual - Page 385

When the VDC OFF switch is used to turn off the VDC system, the active trace control system is also turned off. If the active trace control is not functioning properly, the IBA OFF indicator light illuminates in the instrument panel. ● The active trace control (if so equipped), rise-up and build-up and brake force distribution systems may not be effective depending on the driving condition. Always drive carefully and attentively. ● Do not modify the vehicle's suspension. If suspension parts such as shock absorbers, struts, springs, stabilizer bars, bushings and wheels are not INFINITI recommended for your vehicle or are extremely deteriorated, the VDC system may not operate properly. This could adversely affect vehicle handling performance, and the VDC warning may illuminate. light ● If brake related parts such as brake pads, rotors and calipers are not INFINITI recommended or are extremely deteriorated, the VDC system may not operate properly and may illuminate. the VDC warning light ● If engine control related parts are not INFINITI recommended or are extremely demay teriorated, the VDC warning light illuminate. ● When driving on extremely inclined surfaces such as higher banked corners, the VDC system may not operate properly and the VDC may illuminate. Do not warning light drive on these types of roads. ● When driving on an unstable surface such as a turntable, ferry, elevator or ramp, the VDC may illuminate. This is warning light not a malfunction. Restart the engine after driving onto a stable surface. ● If wheels or tires other than the INFINITI recommended ones are used, the VDC system may not operate properly and the VDC warnmay illuminate. ing light ● The VDC system is not a substitute for winter tires or tire chains on a snow covered road. RISE-UP AND BUILD-UP The system gradually adjusts braking power during normal braking to help provide an enhanced brake feel. BRAKE FORCE DISTRIBUTION During braking while driving through turns, the system optimizes the distribution of force to each of the four wheels depending on the radius of the turn. WARNING ● The VDC system is designed to help the driver maintain stability but does not prevent accidents due to abrupt steering operation at high speeds or by careless or dangerous driving techniques. Reduce vehicle speed and be especially careful when driving and cornering on slippery surfaces and always drive carefully. 5-90 Starting and driving