Climate Control Seat System
TERMINALS OF ECUTerminals Of Control Module / Pinouts:
1. CHECK SEAT CLIMATE CONTROL BLOWER LH (FR) (CLIMATE CONTROL ECU)
a. Disconnect the C20 and S48 blower connectors.
b. Measure the voltage and resistance of the wire harness side connectors.
If the result is not as specified, there may be a malfunction on the wire harness side.
c. Reconnect the C20 and S48 blower connectors.
d. Measure the voltage of the connectors.
If the result is not as specified, the ECU may have a malfunction.
Terminals Of Control Module / Pinouts:
2. CHECK SEAT CLIMATE CONTROL BLOWER RH (FR) (CLIMATE CONTROL ECU)
a. Disconnect the C21 and S49 blower connectors.
b. Measure the voltage and resistance of the wire harness side connectors.
If the result is not as specified, there may be a malfunction on the wire harness side.
c. Reconnect the C21 and S49 blower connectors.
d. Measure the voltage of the connector.
If the result is not as specified, the ECU may have a malfunction.
Terminals Of Control Module / Pinouts:
3. SEAT CLIMATE CONTROL BLOWER LH (RR) (CLIMATE CONTROL ECU)
a. Disconnect the C27 and C28 blower connectors.
b. Measure the voltage and resistance of the wire harness side connectors.
If the result is not as specified, there may be a malfunction on the wire harness side.
c. Reconnect the C27 and C28 blower connectors.
d. Measure the voltage of the connectors.
If the result is not as specified, the ECU may have a malfunction.
Terminals Of Control Module / Pinouts:
4. SEAT CLIMATE CONTROL BLOWER RH (RR) (CLIMATE CONTROL ECU)
a. Disconnect the C29 and C30 blower connectors.
b. Measure the voltage and resistance of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
c. Reconnect the C29 and C30 blower connectors.
d. Measure the voltage of the connectors.
If the result is not as specified, the ECU may have a malfunction.