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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temporarily or
permanently
Component Tests and General Diagnostics
Engine control unitGeneral DescriptionThe purpose of this diagnosis is to detect electrical faults of the engine control unit.
Monitoring Conditions:Ignition key on
Error Symptoms: -
Error based on ECU internal software checks
-
Error based on ECU internal hardware checks
Flow chart: ECU monitoring