What does a knock sensor do?

Asked by Ksikes Jan 03, 2017 at 09:01 PM about the 2002 Chrysler PT Cruiser Limited Wagon FWD

Question type: Maintenance & Repair

1 Answer

7,540

The knock sensor is located on the engine block, cylinder head or intake manifold. This is because its function is to sense vibrations caused by engine knock or detonation. The PCM uses this signal to alter the ignition timing and prevent detonation.

3 people found this helpful.

Your Answer:

CarGurus Experts

  • #1
    Kelly Little Ashford
    Reputation
    4,400
  • #2
    Gypsy Rose
    Reputation
    3,290
  • #3
    docwade931
    Reputation
    2,760
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Volkswagen Beetle
15 Great Deals out of 177 listings starting at $1,495
Used Ford Mustang
35 Great Deals out of 1,585 listings starting at $5,977
Used Toyota Tacoma
41 Great Deals out of 764 listings starting at $9,975
Used Dodge Dakota
19 listings starting at $3,995
Used Toyota Camry
50 Great Deals out of 1,122 listings starting at $2,500
Used Ford Escape
152 Great Deals out of 4,192 listings starting at $3,999
Used Honda Civic
192 Great Deals out of 3,926 listings starting at $2,877
Used Chrysler Sebring
36 listings starting at $6,995
Used Chrysler Town & Country
7 Great Deals out of 107 listings starting at $3,400

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.