WHAT IS A CODE PO442 KNOCK SENSOR 2 ON A CHRYSLER 300 M

Question

what and where is a knock sensor 2 for a code po442 on a chrysler 300m?

Answer 1

P0442 on a Chrysler  means Evaporative Emission Control Small Leak Detected

check your gas cap first.

 

- Missing or loose fuel cap
- Incorrect fuel filler cap used
- Fuel filler cap remains open or fails to close
- Foreign matter caught in fuel filler cap
- EVAP canister or fuel tank leaks
- EVAP system hose leaking
- Fuel tank leaking