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 Q

PINPOINT TEST Q: THE RIGHT REAR HEATED SEAT IS INOPERATIVE - DOES NOT OPERATE IN LOW


Test Q1:






Test Q2-Q3:






Normal Operation
The heated seat switch uses circuit 10-HC18 (GY/OG) for the low setting input to the heated seat module.

Possible Causes
A passenger heated seat that does not operate in low can be caused by:
- wiring, terminals, or connectors.
- a faulty heated seat switch.
- a faulty heated seat module.