Quick Answer

When the VDC, SLIP, and ABS lights remain on, the vehicle may have disabled part of its anti-lock braking or stability-control assistance. Possible causes include a wheel-speed signal problem, low voltage, tire-size mismatch, steering-angle data, a brake-switch or hydraulic concern, wiring, or a control-module fault. The ABS module must be scanned before parts are chosen.

How Are VDC, SLIP, and ABS Connected?

Anti-lock braking helps prevent wheel lock during hard braking. Vehicle Dynamic Control compares driver input with wheel speed and vehicle movement, then may apply individual brakes or reduce engine torque when traction is limited. The SLIP indicator can flash briefly when the system is actively intervening.

When a sensor or input becomes unreliable, the vehicle may turn on several warnings and place the system in fail-safe mode. Normal hydraulic braking may remain, but the electronic assistance can be reduced or unavailable.

What Can Turn the Lights On Together?

Common diagnostic categories include a damaged wheel-speed sensor or harness, contaminated or damaged tone ring, incorrect tire size or pressure, weak battery voltage, charging trouble, steering-angle calibration, brake-light switch, low brake fluid, hydraulic fault, or control-unit communication problem.

A wheel bearing can also affect the sensor signal on designs where the encoder is integrated into the bearing. The stored chassis codes and live wheel-speed data identify the direction; the light combination alone does not.

Is It Safe to Drive With the Lights On?

Stop driving if a red brake warning stays on, the pedal feels soft or sinks, braking effort changes, fluid is visibly leaking, or the vehicle pulls sharply during braking. Those symptoms can involve the base braking system, not only electronic assistance.

If only amber ABS/VDC warnings are present and the pedal feels normal, a cautious trip for diagnosis may be possible. Allow extra following distance and remember that anti-lock or stability functions may not respond normally, especially on wet roads.

Why a Basic Code Reader May Miss the Cause

Many low-cost readers access engine emissions codes but not the ABS, AWD, steering, or body modules. A technician uses a scan tool that can communicate with the chassis systems, then compares wheel speeds, steering-angle data, brake-switch status, voltage, and network faults.

Physical inspection follows the data. Wiring near a wheel may be stretched or rubbed, a tone ring may be damaged, or a tire may have a different circumference. Codes are tested rather than treated as automatic instructions to replace a sensor.

Will the Lights Reset After the Repair?

Some faults clear after a successful drive cycle; others require code clearing, calibration, or a relearn procedure. Disconnecting the battery before diagnosis can remove useful history without correcting the cause.

After repair, the technician should confirm that the codes do not return and that wheel-speed or steering data agree during a road test. Tire pressure and alignment-related conditions should also be addressed when they contributed to the fault.

Infiniti ABS and VDC Diagnosis Near Metro Atlanta

Fastlane diagnoses Infiniti braking, stability-control, steering, tire, and electrical concerns in Hiram, Smyrna, and Woodstock. Tell the technician whether the lights began after tire work, battery replacement, alignment, suspension repair, or driving through road debris.

Schedule online for Infiniti diagnostics. Fastlane can connect the warning lights with the underlying brake, sensor, tire, alignment, or electrical condition before recommending parts.