Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

System Diagram

Audio Unit Connector For Inputs And Outputs Part 1:



Audio Unit Connector For Inputs And Outputs Part 2:



Audio Unit Connector For Inputs And Outputs Part 3:



Stereo Amplifier Connector For Inputs And Outputs Part 1:



Stereo Amplifier Connector For Inputs And Outputs Part 2:



AcuraLink Control Unit (XM Receiver) Connector For Inputs And Outputs (With AcuraLink) Part 1:



AcuraLink Control Unit (XM Receiver) Connector For Inputs And Outputs (With AcuraLink) Part 2:



XM Receiver Connector For Inputs And Outputs (Without AcuraLink USA Models):



Active Noise Control Unit Connector For Inputs And Outputs:



Active Noise Control Microphone Connector For Inputs And Outputs:



Audio-HVAC Subdisplay Unit Connector For Inputs And Outputs:



271. Audio-HVAC Sub Display-Clock:



394. Active Noise Control Front Microphone:



395. Active Noise Control Rear Microphone:



400. AcuraLink Reprogramming Connector (C617) (USA: Technology Package):



408. XM Receiver (USA: Base):



419. AcuraLink Control Unit (XM Receiver) (USA: Technology Package):



427. Audio Unit: