The mechanic needs to keep in mind that a P0689 trouble code only comes about in older vehicles that are equipped with a relay to provide power to the PCM, as opposed to a fused wire directly from the ignition switch to
the battery junction box to supply power to the PCM.
Some 2011 - 2013 Ford Mustangs may exhibit an intermittent driveability condition, crank / no start, or a blown fuse 13 in
the battery junction box.
Some 2011 - 2013 Ford Mustangs may exhibit an intermittent drivability condition, crank / no start, or a blown fuse 13 in
the battery junction box.
Details: Moisture containing road salt could enter
the battery junction box and cause corrosion of the fuse and wiring terminals, resulting in a loss of electrical connectivity in some powertrain circuits, which might cause the vehicle to stall, as well as exterior lighting.
Correction: Dealers will inspect, clean the terminals, replace defective fuses and install
battery junction box seals to prevent future moisture entry.
Not exact matches
Besides a pre-fitted fixture for Sepura digital radio and a corresponding radio antenna, a 230 volt mains supply socket, a
junction box, an interior heater, the permanently installed charger for the two vehicle
batteries, the emergency start function and a steel grid divider all meet the requirements of an emergency ambulance.