Operation CHARM: Car repair manuals for everyone.
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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Information

1. Review customer concern.

2. Retrieve any DTCs stored in memory.

- If DTC P1783 is present or customer complaint closely matches description above, proceed to External ATF Cooler Kit Installation procedure in this bulletin.

- If OD OFF light is flashing with a DTC other than P1783, or the customer complaint does not match description above, continue diagnosing concern according to Workshop Manual (section 05-02A).

NOTE:
The OD OFF light (indicating DTC P1783) will no longer flash after the first key cycle, when the ATF temperature has dropped below the 135 degree C (275 F) level, which triggered the DTC.