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Home >> Jeep >> 2009 >> Compass Limited, ED3, FWD, Automatic CVT >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition Control (Service Information) >> SENSOR, Knock >> Installation >> Installation

SENSOR, Knock: Installation: Installation

Fig 1: KNOCK SENSOR LOCATION
GC0082378Courtesy of CHRYSLER LLC

The knock sensor bolts into the side of the cylinder block in front of the starter under the intake manifold.

Fig 2: KNOCK SENSOR
GC0084015Courtesy of CHRYSLER LLC
  1. Attach electrical connector to knock sensor.
  2. Install knock sensor. Tighten knock sensor bolt to 22 N.m (195 in. lbs.). Over or under tightening effects knock sensor performance, possibly causing improper spark control. 
  3. Connect the negative battery cable.