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)

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Active Test

ACTIVE TEST

1. ACTIVE TEST

HINT: Performing the ACTIVE TEST using the intelligent tester allows the relay, VSV, actuator, etc. to be operated without part removal. Performing the ACTIVE TEST as the first step of troubleshooting is one way to shorten labor time. It is possible to display the DATA LIST during the ACTIVE TEST.

a. Connect the intelligent tester to the DLC3.
b. Turn the engine switch on (IG).







c. Perform the ACTIVE TEST according to the display on the tester.