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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Heater
Heater Testing 1.
Disconnect the heated oxygen sensor connector.
2.
Measure the resistance between heated oxygen sensor terminals D and C by using an ohmmeter.
Specification: Approx. 15.7 Ohms @ 20°C (68°F) 3.
If not as specified, replace the heated oxygen sensor.
