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

HINT: Performing the hand-held tester's or OBD II scan tool's ACTIVE TEST allows relay, VSV, actuator and other item to be operated without removing parts. Performing the ACTIVE TEST early in troubleshooting is one way to shorten labor time. The DATA LIST can be displayed during the ACTIVE TEST.

a. Warm up the engine.
b. Turn the ignition switch OFF.
c. Connect the hand-held tester to the DLC3. d. Turn the ignition Switch ON.
e. Turn ON the hand-held tester.
f. Enter the following menus:
DIAGNOSIS/ENHANCED OBD II/ACTIVE TEST.




g. Perform the "ACTIVE TEST" according to the display on the tester.

HINT: The pressure values in ACTIVE TEST and HYDRAULIC TEST are different from each other.