What is a knock sensor harness?
Make sure that your vehicle can detect engine knock by replacing your knock sensor wiring harness as soon as it fails. via
Where is the knock sensor wiring harness?
The wiring harness sits below the intake manifold which means you have to remove the intake manifold to get to it. via
Where do you mount a knock sensor?
Ideal place is in the centre of the block (between cylinders 2&3) and as close to the top of the block deck as possible. The idea behind that is to get as close to the combustion chamber but without being on the head and picking up head/valve train noise. via
Can knock sensor be unplugged?
Right now, knock sensors cannot be disabled. unplugging them or not seeing enough noise will result in their unplugging. Knock protection, which prevents timing problems, detonation, and an engine blowing. via
How much does it cost to replace a knock sensor harness?
The average cost for knock sensor replacement is between $297 and $381. Labor costs are estimated between $186 and $235 while parts are priced between $111 and $146. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed. via
What connects to the knock sensor? (video)
How many wires go to a knock sensor?
There is only one wire going to the knock sensor. via
How do you change a knock sensor connector? (video)
What happens if knock sensor is not connected?
Pinging Noise From the Engine
If the knock sensor fails, the PCM may not recognize or correct spark knock. As a result, you may hear a metallic pinging noise from the engine. The noise is often most noticeable when the engine is under a heavy load. via
How do you disconnect a knock sensor? (video)