AXAC-CH4
I N S TA L L A T I O N   I N S T R U C T I O N S
AxxessInterfaces.com  © COPYRIGHT 2023 METRA ELECTRONICS CORPORATION  REV.  2/21/23 INSTAXAC-CH4
ATTENTION: With the key out of the 
ignition, disconnect the negative battery 
terminal before installing this product. 
Ensure that all installation connections, 
especially the air bag indicator lights, are 
plugged in before reconnecting the battery 
or cycling the ignition to test this product.
NOTE: Refer also to the instructions 
included with the aftermarket accessory 
before installing this device.
TOOLS REQUIRED
INTERFACE COMPONENTS
REQUIRED ITEMS
TABLE OF CONTENTS
Introduction............................................................2
Configuration ..................................................... 2-4
Connections ............................................................5
Installation .............................................................6
Programming .........................................................6
• Crimping tool and connectors, or solder gun, 
solder, and heat shrink
• Tape • Wire cutter • Zip ties
• AXAC-CH4 interface
• AXAC-CH4 interface harness
• AXAC-CH4 vehicle harness (qty. 2)
   • 22-pin T-harness
   • 22-pin T-harness (cam harness)
Update Cable: AXUSB-MCBL (sold separately)
Axxess Updater Program
† With 8.4-inch U-Connect radio 
Chrysler/Dodge/Jeep† Camera Interface 
With Pre-Wired
 Harness
 2007-2018
APPLICATIONS
Chrysler
300  2008-2010
Dodge
Challenger  2008-2014
Durango  2011-2013
Jeep
Liberty  2008-2011
Wrangler (JK)  2007-2018
Note: Only compatible with NTSC cameras.
Visit AxxessInterfaces.com for more detailed information  
about the product and up-to-date vehicle specific applications
INTERFACE FEATURES
•  (4) Camera inputs
• Reverse signal trigger generated via CAN bus communication  
of the vehicle
•  Turn signal trigger generated via CAN bus communication  
of the vehicle
•  (4) Programmable camera control wires
•  Micro-B USB updatable