IllustrationTHREE OF FOUR BONDED PADS FAILED/BROKE OFF FROM METAL BACKING PLATES; CAUSED LOSS OF BRAKE CONTROL; PEDAL TRAVELED TO FLOOR; EXTENDED BRAKING. TT
1985 Volkswagen Quantum
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Quantum years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 0 of 1 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Service Brakes, Hydraulic. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
What owners actually said
1 reportsOfficial recalls
187V069000 · Vehicle Speed Control
May 18, 1987
EXCESSIVE WEAR OF IDLE STABILIZER COULD CAUSE IDLE FLUCTUATIONS.
Consequence & remedy
Consequence: IDLE FLUCTUATIONS COULD RESULT IN UNSATISFACTORYDRIVEABILITY.
Remedy: REPLACE IDLE STABILIZER.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
2EA91054 · Heater Core Failure
Opened Dec 9, 1991 · Closed Jun 12, 1992
Status: closed (inferred from source dates) · Visibility:defroster/defogger/hvac System
There is no summary currently available
DP87002 · 1979-86 Audi 4000 Sudden Acceleration
Opened Oct 30, 1986 · Closed Jun 5, 1987
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
1979-86 AUDI 4000 SUDDEN ACCELERATION