The dominant complaint across these narratives is excessive brake pedal travel and sponginess, often described as mushy or spongy feel that progressively worsens. Owners report the pedal traveling 4–5 inches before resistance and in some cases falling completely to the floorboard. Several owners experienced this during panic-stop situations at highway speeds (70 mph), requiring emergency lane changes to avoid collisions.
The pattern is consistent: owners replace calipers, master cylinders, brake boosters, ABS modules, and perform multiple brake flushes—yet the problem recurs within 3–6 months. Nissan initially told owners this is normal and acceptable operation. One dealer inspection couldn't reproduce the issue during service. Separate concerns include severe rotor pitting at 14,315 miles (all four rotors), intermittent pedal-to-floor episodes accompanied by loud ABS noise requiring engine restart, brake seizure from corroded springs at 41,000 miles, and a brake sensor light causing starting failure. One owner reported a complete brake failure at 45 mph that caused a two-vehicle collision, with airbags and seat belts failing to deploy as well. Owners express frustration that Nissan claims these failures are design normal or refuse to acknowledge systemic issues.
Failure modes owners describe
Brake pedal sponginess and excessive travel with loss of braking force
Brake pedal feels spongy or mushy and progressively falls toward the floor under braking, requiring 4–5 inches of pedal travel or full extension. Braking power diminishes, especially in panic-stop situations. The problem recurs even after repeated repairs.
When: Can occur from early mileage (1,000 mi) through 142,000 mi; progressively worsens over months
Symptoms owners cite: Spongy or mushy brake pedal feel; Excessive pedal travel (4–5 inches); Pedal falls toward or to the floorboard; Reduced braking force during highway driving; Loss of braking ability in panic-stop scenarios; Problem recurs within 3–6 months after repairs
Repairs/costs cited: Multiple owners report replacement of front brake calipers, master cylinder, brake booster, ABS module, and brake fluid flushing/bleeding; problem returns after several months
Recalls/TSBs owners mention: Nissan initially told owners this is normal and acceptable; dealer service (brake flush, caliper cleaning, pad contact lubrication) provided temporary relief but failure recurred
ABS system noise and pedal-to-floor episodes with confirmed loss of braking
Brake pedal suddenly falls to the floor accompanied by loud abnormal noise from the ABS system. At highway speeds, this resulted in pedal-to-floor without reduction in speed, forcing emergency lane maneuvers to avoid collision.
When: Occurs intermittently after months of normal operation; one incident at 70 mph on highway
Symptoms owners cite: Brake pedal falls to floorboard without reduction in speed; Loud abnormal noise from ABS braking system; Over a dozen instances reported by one owner; Requires engine restart to stop ABS noise; Braking distances increase significantly
Repairs/costs cited: Dealer unable to duplicate problem during service inspection
Intermittent brake pedal drop with pop sound
Brake pedal falls much farther into the floorboard than normal, followed by an abnormal pop sound. Occurs intermittently.
When: At 22,464 mi
Symptoms owners cite: Pedal falls farther into floorboard than normal; Abnormal pop sound during braking; Intermittent occurrence
Recalls/TSBs owners mention: Owner received third recall notice but did not pursue dealer repair; safety concern noted
Severe brake rotor pitting at very low mileage
All four brake rotors severely pitted and all four brake pads worn, requiring replacement at 14,315 miles. Two qualified mechanics confirmed the finding. Dealership quote noted rotors were severely pitted.
When: 14,315 mi
Symptoms owners cite: All four brake rotors severely pitted; All four brake pads worn
Repairs/costs cited: All four rotors and all four pads replaced
Recalls/TSBs owners mention: Nissan claimed this may be normal wear and refused financial compensation
Brake seizure with corroded and fractured rear spring
Brakes seized at low speed; rear passenger side brakes made loud noise. Dealer diagnosis identified corroded and fractured spring in the brake system.
When: 41,000 mi
Symptoms owners cite: Brakes seized without warning; Loud noise from rear passenger side brakes
Repairs/costs cited: Dealer identified corroded and fractured spring; vehicle not repaired per narrative
Brake sensor light with recurrent failure and starting failure
Brake sensor light illuminated; dealer repaired sensor but failure recurred. When failure occurred, the vehicle failed to start.
When: 61,675 mi
Symptoms owners cite: Brake sensor light illumination; Recurrent sensor failure; Vehicle failed to start when failure occurred
Repairs/costs cited: Dealer repaired sensor once; failure recurred
Synthesized from 10 NHTSA owner complaints — unverified consumer
allegations, summarized for patterns. The verbatim filings appear below.