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

Electrical Specifications

Resistance between terminals +B and HT at 20°C (68°F)
(With M/T) Bank 1, Sensor 1 5 - 7 0hms
Others 11 - 16 0hms
Sensor 1 is the sensor closer to the engine body.