: The internal tab or plunger that grounds the circuit when a key is inserted can wear down or break.
: 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: b1352.mp4
: Sometimes simply adjusting the tension on the contacts inside the ignition barrel can clear the code. : The internal tab or plunger that grounds
: Inspecting the wires behind the ignition switch for breaks and soldering them back together. There is a common debate among DIY mechanics
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?