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

Electronic Throttle Actuator: Testing and Inspection

Component Inspection

ETC Motor
1. Disconnect ETC module connector and measure resistance between ETC module terminals 2 and 3.

Specification:Refer to SPECIFICATION.

ETC System Initialization
1. Erase the trouble codes on ECM
2. Turn the ignition key off and keep this condition until the main relay is turned off.(10 sec.)
3. Turn ignition key on more than 1second to record the throttle motor position on the EEPROM