1986 Ford Bronco II Service and Repair Manual
Covers the 1986 Ford Bronco II sport utility in three trims, with two engines from 2.3 to 2.9 litres: turbocharged inline-four and naturally aspirated V6. Factory procedures, specifications and torque values for this model year.
NHTSA holds 37 owner complaints against the 1986 Bronco II, most often about the electrical system (9) and the engine and cooling system (9).
Engines covered
- 2.9L V6 (177 cu in) — OHV, naturally aspirated, gasoline
- 2.3L inline-four (134 cu in) — OHV, turbocharged, diesel
Body styles covered
- 2-door sport utility
Trims covered
- Base
- Eddie Bauer
- XLT
THE ELECTRONIC ENGINE CONTROL WIRING HARNESS INSULATION MAY BE DAMAGED DUE TO COPPER SPIKES PRODUCED DURING THE WELDING OF ITS WIRES. THIS CREATES A POTENTIAL FOR A SHORT CIRC
NYLON FUEL LINES ON THE FUEL RETURN SIDE OF THE FUEL PRESSURE REGULATOR ASSEMBLY MAY CRACK.
SPRING LOCK FUEL LINE COUPLING MAY NOT BE PROPERLY ENGAGED.
WIRING FOR THE POWER LUMBAR SEAT SYSTEM WAS ROUTED DIRECTLY BENEATH THE SEAT CUSHION SPRINGS AND MAY BE ABRADED BY THE SPRINGS.
SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC
INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC
SUBJECT REGARDING CONTAMINATION FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR MAY BE TRAPPED IN THE TRANSMISSION FLUID COOLING SYSTEM. *TT
INFORMATION ON THE NEW FLUSH AND FILL TOOL AVAILABLE THROUGH ROTUNDA. *TT
INFORMATION REGARDING THE NEW TRANSMISSION COOLER FLUSHER- SERVICE TIP. *MJS
INFORMATION ON IDENTIFYING NON-APPROVED / ALTERNATE REFRIGERANTS WHICH COULD CAUSE SAFETY, AND PERFORMANCE CONCERNS IF INSTALLED IN FORD A/C SYSTEMS. *TT
SUBJECT ON A WIRE HARNESS TERMINAL REPAIR KIT AVAILABLE FOR REPAIRING ELECTRICAL WIRING HARNESSES. *TT
SUBJECT REGARDING A NEW SERVICE CENTER SUPPORT THAT USES A THRUST BEARING (#3 AND #4) IN PLACE OF THRUST WASHERS HAS BEEN RELEASED. *TT
Showing the 8 most recent of 18 technical service bulletins on file with NHTSA.
TL* THE CONTACT OWNS A 1986 FORD BRONCO II EQUIPPED WITH TERRA TRACK HERCULES TOURING TIRES, SIZE: P235 75/R15 MS. THE CONTACT STATED THAT WHILE TRAVELING 60 MPH THE VEHICLE STARTE
ACCELERATOR PEDAL STUCK TO FLOOR, VEHICLE ACCELERATED, RESULTING IN LOSS OF CONTROL/CRASH AND INJURIES. ALSO, BRAKES FAILED AND UPON IMPACT, SEAT BELT FAILED TO LOCK. *AK
Showing the 2 most serious of 37 complaints filed with NHTSA.
