1. INSPECT SLIDING ROOF SWITCH CONTINUITY
If continuity is not as specified, replace the switch.
2. INSPECT SLIDING ROOF CONTROL ASSEMBLY CIRCUIT
Disconnect the connector from the ECU and inspect the connector on the wire harness side, as shown in the chart.
*: Exceptions: During 45 second period after ignition switch ON"OFF (ACC) or until driver or passenger door is opened after ignition switch ON"OFF (ACC).
If circuit is as specified, replace the relay.