Operation CHARM: Car repair manuals for everyone.
Home >> Lexus >> 1999 >> SC 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Body and Frame >> Seats >> Memory Positioning Systems >> Testing and Inspection >> Power Tilt and Power Telescopic Steering Column >> Component Tests and General Diagnostics >> Set Switch Circuit
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

Set Switch Circuit

CIRCUIT DESCRIPTION

When switch 1 or 2 is pushed while set switch is being pushed ON in memory operation, a signal is sent to the ECU to memorize the present positions of the tilt, telescopic, seat and mirror.




WIRING DIAGRAM

Step 1:




Step 2:




Step 3:




INSPECTION PROCEDURE
pro multis · About Operation CHARM