If you are dealing with this code, most mechanics on forums like JustAnswer or the Ford F150 Forum suggest:
: Sometimes simply adjusting the tension on the contacts inside the ignition barrel can clear the code.
At its core, B1352 means your vehicle's computer can't tell if the key is actually in the ignition. This circuit is primarily responsible for the "key-in-ignition" reminder chime that sounds when your door is open. Why Does It Happen? b1352.mp4
: A relatively simple DIY task, though a new one may need re-keying to match your existing door keys.
: Constant tilting of the steering wheel can strain the thin wires leading to the ignition switch, eventually causing them to snap. If you are dealing with this code, most
: Moisture or age can cause the electrical contacts inside the ignition barrel to fail. Does It Prevent Your Car From Starting? There is a common debate among DIY mechanics on this topic:
: The internal tab or plunger that grounds the circuit when a key is inserted can wear down or break. Why Does It Happen
: Technically, the B1352 circuit is just for the chime and shouldn't stop the engine from cranking.