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)

Or, hide this message: temporarily or permanently

Pinout Values and Diagnostic Parameters





SEAT: SEAT HEATER SYSTEM: TERMINALS OF ECU

1. CHECK SEAT CLIMATE CONTROL ECU LH





(a) Disconnect the f13 and f14 ECU connectors.

(b) Measure the voltage and resistance according to the value(s) in the table below.





If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the f13 and f14 ECU connectors.

(d) Measure the voltage and resistance according to the value(s) in the table below.





* If the result is not as specified, the ECU may have a malfunction.

2. CHECK SEAT CLIMATE CONTROL ECU RH





(a) Disconnect the f7 and f8 ECU connectors.

(b) Measure the voltage and resistance according to the value(s) in the table below.





If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the f7 and f8 ECU connectors.

(d) Measure the voltage and resistance according to the value(s) in the table below.





* If the result is not as specified, the ECU may have a malfunction.