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
Six Step Troubleshooting Procedure
Diagnosis of the
engine control module (ECM) and sentry key immobilizer system (SKREEM) is done in six basic steps:
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verification of complaint
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verification of any related symptom
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symptom analysis
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problem isolation
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repair of isolated problem
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verification of proper operation