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: Service and Repair

Shown on engine 104, model 124
1st version

Shown on engine 104, model 124
2nd version

Shown on engine 111 in model 170, 202, 208

Shown on engine 104 in model 210

Work instructions

References (BA), Lambda sensor

References, Special tools

References (BR), Repair product