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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Oxygen Sensor

Output voltage Note: Engine warmed up	When decelerating suddenly from 4,000 rpm	200 Millivolts (mV) Note: or less
	When engine is suddenly raced	600 to 1000 Millivolts (mV)
Heater Resistance Note: Key OFF		2.1 +/- 0.4 at 22 Ohms At Degrees Celsius (ohms @ deg C)
Sensor resistance	between terminals 3 and 4	30 at 400 Ohms At Degrees Celsius (ohms @ deg C)
Tightening torque		50 to 60 Newton Meter (Nm)