Pinout Values and Diagnostic Parameters

SLIDING ROOF / CONVERTIBLE: SLIDING ROOF SYSTEM: TERMINALS OF ECU

1. CHECK SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU)

(a) Disconnect the K3 ECU connector.





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

HINT
Measure the values on the wire harness side with the connector disconnected.





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

(c) Reconnect the K3 ECU connector.

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





If the result is not as specified, the sliding roof drive gear sub-assembly (sliding roof ECU) may have a malfunction.

2. CHECK INSTRUMENT PANEL JUNCTION BLOCK AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)





Text in Illustration





(a) Remove the main body ECU Removal.

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

HINT
Measure the values on the wire harness side with the connector disconnected.





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

(c) Install the main body ECU Installation.

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





If the result is not as specified, the main body ECU (multiplex network body ECU) or instrument panel junction block assembly may have a malfunction.