IllustrationAIR CONDITIONER SHUT OFF/ DASH BUTTONS STOPPED WORKING, AND BRAKES FAILED WHILE DRIVING. *AK
1986 Lincoln Mark Vii
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 Mark Vii years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
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 8 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.
- Electrical System. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Engine And Engine Cooling. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Equipment. 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 reports3 fire reports0 injury reports
What owners actually said
8 reportsCONSUMER DOES NOT HAVE ORIGINAL RCALL LETTER 87V139000 FROM DEALER CONCERNING FUEL LINE LEAK. *AK
VEHICLE HAS STALLED NUMEROUS TIMES AT ANY SPEED. REPAIR SHOP CANNOT REMEDY PROBLEM. *AK
IN TRYING TO PULL OUT OF SNOW, THE REAR RIGHT TIRE CAUGHT FIRE DAMAGING THE VEHICLE COMPLETELY. YH
A SHORT IN THE IGNITION SWITCH CAUSED FIRE.
ELECTRICAL SHORT OR SHOCK CAUSED THE WIRES IN THE IGNITION TO BURN OUT. PLEASE DESCRIBE. *AK
VEHICLE PARKED IN GARAGE WHILE OWNER WAS ASLEEP. HUSBAND DIED OF SMOKE INHALATION.
WHEN APPLYING THE BRAKES, THE DRIVER'S SIDE SEAT MOVES FORWARD. PLEASE DESCRIBE. *AK
Official recalls
587V139000 · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings
Sep 4, 1987
SPRING LOCK FUEL LINE COUPLING MAY NOT BE PROPERLY ENGAGED.
Consequence & remedy
Consequence: COUPLING COULD DISENGAGE DUE TO FUEL PRESSURE,VIBRATION, AND ENGINE MOVEMENTS; THIS WOULD CAUSE LOSS OF FUEL WHICH, INPRESENCE OF AN IGNITION SOURCE, CREATES A FIRE RISK.
Remedy: INSTALL RETAINER CLIPS OVER THE COUPLINGS TO PREVENT COUPLING SEPARATION AND FUEL LEAKAGE.
86V108000 · Electrical System:ignition
Aug 8, 1986
THE IGNITION LOCK CYLINDER MAY HANG UP AND NOT FULLY RETURN TO THE "ON" POSITION FROM THE "START" POSITION AFTER STARTING THE ENGINE. IF THIS OCCURS, THE ENGINE WILL REMAIN RUNNING, BUT THE BATTERY CURRENT TO THE BRAKE SYSTEM SUPPLY MOTOR WILL BE INTERRUPTED. CONSEQUENCE OF DEFECT: WITH POWER TO MOST ACCESSORIES AND THE BRAKE SYSTEM SUPPLY MOTOR INTERRUPTED, THE POWER ASSIST TO THE FRONT BRAKE WILL BE LOST AND AFTER ABOUT 10 TO 15 NORMAL BRAKE STOPS, LOSS OF REAR BRAKE FUNCTION WILL RESULT, CAUSING INCREASED STOPPING DISTANCE. HOWEVER, THE INSTRUMENT BRAKE WARNING LIGHT WILL ILLUMINATE PRIOR TO REDUCED BRAKING CAPABILITY AND IF WARNING IS NOT HEEDED, AN ACCIDENT MAY OCCUR.
Consequence & remedy
Consequence: Not supplied
Remedy: REPLACE IGNITION LOCK CYLINDERS WITH REVISED DESIGN CYLINDERS.
86V109000 · Service Brakes, Hydraulic:power Assist:hydraulic
Aug 8, 1986
UNDER CERTAIN CONDITIONS, CONTACTS IN BRAKE SYSTEM RELAY COULD REMAIN CLOSED, CAUSING THE BRAKE PUMP MOTOR TO RUN CONTINUOUSLY, CAUSING IT TO OVERHEAT AND EVENTUALLY FAIL. CONSEQUENCE OF DEFECT: SHOULD THE BRAKE SUPPLY MOTOR FAIL, THE POWER ASSIST TO THE FRONT BRAKES WILL BE LOST, AND AFTER ABOUT 10 TO 15 NORMAL BRAKE STOPS, LOSS OF REAR BRAKE FUNCTION WILL RESULT, CAUSING INCREASED STOPPING DISTANCE. HOWEVER, THE INSTRUMENT BRAKE WARNING LIGHT WILL ILLUMINATE PRIOR TO REDUCED BRAKING CAPABILITY AND IF WARNING IS NOT HEEDED, AN ACCIDENT MAY OCCUR.
Consequence & remedy
Consequence: Not supplied
Remedy: REPLACE PUMP MOTOR RELAYS.
86V023000 · Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip
Feb 10, 1986
WIRING CONNECTIONS IN AN ELECTRICAL CONNECTOR TO THE MASTER CYLINDER RESERVOIR FLUID LEVEL SENSORS WERE REVERSED AND FAIL TO INDICATE LOW FLUID LEVELS AS SPECIFIED BY FMVSS 105, HYDRAULIC BRAKE SYSTEMS. CONSEQUENCE OF DEFECT: SENSOR WILL NOT TRANSMIT SIGNAL TO BRAKE WARNING LIGHT WHEN THE FLUID LEVEL IS LESS THAN ONE FOURTH FULL. WITHOUT THIS WARNING SIGNAL THE FLUID LEVEL MAY DECREASE TO THE POINT WHERE PARTIAL OR COMPLETE LOSS OF BRAKE WOULD BE EXPERIENCED AND MAY LEAD TO AN ACCIDENT.
Consequence & remedy
Consequence: Not supplied
Remedy: RE-CONFIGURE WIRING TO THE FLUID LEVEL SENSOR CONNECTOR.
85V115000 · Vehicle Speed Control
Sep 19, 1985
AN ALUMINUM CASTING FLASH ON THE FACE OF THE THROTTLE BODY MAY BREAK OFF AND BECOME TRAPPED BETWEEN THE THROTTLE PLATE AND THE BORE IN THE THROTTLE BODY. CONSEQUENCES OF DEFECT: THROTTLE MAY FAIL TO RETURN TO IDLE POSITION WHEN RELEASED AND COULD RESULT IN LOSS OF VEHICLE CONTROL WHICH MAY CAUSE AN ACCIDENT.
Consequence & remedy
Consequence: Not supplied
Remedy: REMOVE EXCESS CASTING FLASH.
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
1PE86067 · Brake Failure
Opened Jul 29, 1986 · Closed Sep 9, 1986
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
ANALYSIS:THE 8 COMPLAINTS IN ODI COMPLAINT FILE REVEALED SUDDEN BRAKEFAILURE.FORD HAS ISSUED A SERVICE BULLETIN, 03250000, ON 1985 MARK VII'SFOR AN OUT OF POSITION WIRING HARNESS.IN THIS CASE THE BRAKING SENSORMAY SHORT CAUSING POWER BRAKE FAILURE.THERE HAVE BEEN NO RECALLSPERTAINING TO THIS ALLEGED DEFECT.FURTHER INVESTIGATION IS SUGGESTED TOEVALUATE THIS ALLEGED DEFECT.STATUS:IR PREPARED.PROPOSED ACTION:TO OPEN A PRELIMINARY EVALUATION.
Additional source detail variants (2)
Service Brakes, Hydraulic
ANALYSIS:THE 8 COMPLAINTS IN ODI COMPLAINT FILE REVEALED SUDDEN BRAKEFAILURE.FORD HAS ISSUED A SERVICE BULLETIN, 03250000, ON 1985 MARK VII'SFOR AN OUT OF POSITION WIRING HARNESS.IN THIS CASE THE BRAKING SENSORMAY SHORT CAUSING POWER BRAKE FAILURE.THERE HAVE BEEN NO RECALLSPERTAINING TO THIS ALLEGED DEFECT.FURTHER INVESTIGATION IS SUGGESTED TOEVALUATE THIS ALLEGED DEFECT.STATUS:IR PREPARED.PROPOSED ACTION:TO OPEN A PRELIMINARY EVALUATION.
Service Brakes, Hydraulic
ANALYSIS:THE 8 COMPLAINTS IN ODI COMPLAINT FILE REVEALED SUDDEN BRAKEFAILURE.FORD HAS ISSUED A SERVICE BULLETIN, 03250000, ON 1985 MARK VII'SFOR AN OUT OF POSITION WIRING HARNESS.IN THIS CASE THE BRAKING SENSORMAY SHORT CAUSING POWER BRAKE FAILURE.THERE HAVE BEEN NO RECALLSPERTAINING TO THIS ALLEGED DEFECT.FURTHER INVESTIGATION IS SUGGESTED TOEVALUATE THIS ALLEGED DEFECT.STATUS:IR PREPARED.PROPOSED ACTION:TO OPEN A PRELIMINARY EVALUATION.