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

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Except Mark Levinson

LEXUS NAVIGATION SYSTEM, RADIO AND PLAYER (EXCEPT MARK LEVINSON W/ LEXUS NAVIGATION SYSTEM)

R6 (D) Radio and Player with Display
(D) 1-Ground : Always approx. 12 volts
(D) 11-Ground : Approx. 12 volts with ignition SW at ON or ACC position
(D) 20-Ground : Always continuity

N2 (A) Navigation ECU
(A) 18-Ground : Approx. 12 volts with ignition SW at ON or ACC position
(A) g-Ground : Always approx. 12 volts
(A)17-Ground : Always continuity

S10 (A), S11 (B) Stereo Component Amplifier
(A) 7-Ground : Always approx. 12 volts
(B) 6-Ground : Approx. 12 volts with ignition SW at ON or ACC position
(A)12-Ground : Always continuity