Where is the knock sensor located on a Toyota Camry?
Crawl under the car and you’ll find the knock sensor on the rear side of the engine to the right of the exhaust pipe just below the intake manifold. There is a brace that might need to be removed.
Where is the knock sensor located on a 1999 Toyota Camry?
The knock sensor is located under the intake manifold in your vehicle, You will first need to remove the intake plenum then remove the intake manifold carefully to make sure that you don’t drop anything in the intake manifold which will end up inside the engine later on when you start the engine.
How do you replace the knock sensor on a Toyota Camry?
Figure 4. Make sure you properly seat the socket onto the knock sensor. Insert the new sensor into the block; you should hand tighten it first. Stripping the threads is no fun and, since this is oriented in an odd fashion from under the vehicle, hand starting it is a very good idea.
Where is the knock sensor on a Honda Accord?
Crawl under the car and you’ll find the knock sensor on the rear side of the engine to the right of the exhaust pipe just below the intake manifold. There is a brace that might need to be removed. It takes a 12 and a 14mm socket to remove both bolts. It comes off rather easily; set it aside.
What happens if a Toyota knock sensor goes bad?
These knock sensors are super sensitive, but usually don’t go bad. They’re also super expensive. You have either a bad wiring harness or a bad knock sensor, there is no CEL if it determines a knock. Start by checking the sensor for tightness. You’d need an oscilloscope to test it’s function, though.
When does no knock sensor 2 signal to ECM?
No knock sensor 2 signal to ECM with engine speed between 2,000 rpm and 5,600 rpm. gas mileage usually goes down when this happens a lot and ECU falls into a limp mode because of it every time (until you cycle ignition).