Motorad 1KS1023 Ignition Knock (Detonation) Sensor

Ignition Knock Sensor for Chrysler, Dodge, Jeep, and Ram

The Motorad 1KS1023 ignition knock sensor is built to report engine knock frequencies to the ECM so ignition timing can be adjusted for stable engine operation. It is a direct-fit emission control sensor for a wide range of Chrysler, Dodge, Jeep, Mitsubishi, and Ram applications.

• Measures engine knock across a broad frequency range
• Helps the ECM refine ignition timing based on engine condition
• Uses a piezoceramic sensing element manufactured to tight tolerances
• Built to meet or exceed OEM specifications
• Produced in ISO TS16949 manufacturing facilities

Detailed Product Information

Motorad 1KS1023 is an ignition knock (detonation) sensor designed for vehicles such as the 2011-2013 Ram 1500, 2007-2010 Dodge Ram 1500, 2007-2010 Jeep Grand Cherokee, and 2007-2012 Jeep Liberty. It also fits select Chrysler Pacifica, Dodge Dakota, Dodge Durango, Dodge Nitro, Chrysler Town & Country, Chrysler Aspen, Jeep Commander, Mitsubishi Raider, Chrysler Concorde, Chrysler Intrepid, Dodge Intrepid, and Chrysler 300M applications. This part cross-references OE numbers such as 4606093AC and 68045802AA for the same application.

Common Symptoms This Sensor May Address

• Check engine light related to knock sensor performance
• Audible spark knock or pinging under load
• Incorrect ignition timing response from the ECM
• Reduced engine smoothness during acceleration
• Knock sensor fault codes on supported Chrysler, Dodge, Jeep, Ram, or Mitsubishi vehicles

Installation Notes and Tips

Verify the connector style, mounting location, and engine application before installation. Clear diagnostic trouble codes after replacement and confirm the repair with a road test. For fitment, this part is listed for 2011-2013 Ram 1500, 2011-2013 Ram 2500, 2007-2012 Jeep Liberty, 2007-2011 Dodge Nitro, 2011 Ram Dakota, 2008-2010 Chrysler Town & Country, 2007-2010 Dodge Dakota, 2008-2010 Dodge Grand Caravan, 2007-2010 Dodge Ram 1500, 2007-2010 Jeep Commander, 2007-2010 Jeep Grand Cherokee, 2008-2009 Chrysler Aspen, 2007-2009 Dodge Durango, 2007-2009 Mitsubishi Raider, 2007-2008 Chrysler Pacifica, 2004 Chrysler Pacifica, 2005 Chrysler Pacifica from 06/20/2005, 2002-2004 Chrysler Concorde, 2002-2004 Chrysler Intrepid, 2002-2004 Dodge Intrepid, and 2002 Chrysler 300M.

Quality Assurance

Motorad designs this knock sensor to meet or exceed OEM specifications and manufactures it in ISO TS16949 facilities for consistent quality and durability. The 1KS1023 part number is also used for catalog and interchange reference when matching the correct sensor to the vehicle application.