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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CAN System
Description The ECM communicates with several vehicle system Control Modules by using the CAN high-speed data system. An error is detected if the ECM receives no CAN messages for at least
0.5 seconds from the TCM or for at least
1.0 second from the Transfer Box Control Module.
Drive Cycle Information P1646
Drive Cycle A
P1651
Drive Cycle A
