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

Component Tests and General Diagnostics



INSPECTION

MAIN SWITCH

Remove the main switch.
Turn the window lock switch to UNLOCK.
Connect the battery and main switch as shown in the figure below.







Measure the main switch resistance.







If NG, replace the main switch.

SUB SWITCH

Remove the sub switch.
Measure the sub switch resistance.










If NG, replace the sub switch.