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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Power Transistor HVAC: Service and Repair




Replacing power unit (ECC)







TTTB1 Removing power unit (ECC)
- Remove glove compartment.
- Remove soundproofing panels.
- Remove knee bolster if installed.
- Disconnect both of the power unit connectors.
- Remove power unit.


TTTB2 Installing power unit (ECC)
- In reverse order.

TTTB3 Finishing
- Check that the blower fan is working.
- Check no diagnostic trouble code (DTC) was stored during repairs.