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

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Test Y

PINPOINT TEST Y: THE PANEL/FLOOR AND COOL/WARM CONTROLS ARE INOPERATIVE USING THE FRONT AUXILIARY CLIMATE CONTROLS


Test Y1-Y2:






Normal Operation
Under normal operation, the front auxiliary climate control assembly receives voltage from circuit 1003 (GY/YE) and ground from 1205 (BK).

Possible Causes
- An open in circuit 1003 (GY/YE) or 1205 (BK).
- Front auxiliary climate control assembly.