Section 263 (Sliding Roof System): Inspection
WARNING: This page is about a different car, the 2003 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT SLIDING ROOF SWITCH CONTINUITY SPECIFIED CONDITION CHART
Switch position Tester connection Specified condition SLIDE OPEN 1 - 6 Continuity SLIDE OFF - No continuity SLIDE CLOSE 2 - 6 Continuity TILT DOWN 3 - 6 Continuity TILT OFF - No continuity TILT UP 4 - 6 Continuity If continuity is not as specified, replace the switch.
- 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.
SPECIFIED CONDITION CHARTTester connection Condition Specified condition 5 - Ground Sliding roof control switch (TILT) UP Continuity 6 - Ground Sliding roof control switch (TILT) DOWN Continuity 1 - Ground Sliding roof control switch (SLIDE) CLOSE Continuity 2 - Ground Sliding roof control switch (SLIDE) OPEN Continuity 8, 7 - Ground Always Continuity 10 - Ground Front door is opened Continuity 3 - Ground Ignition switch LOCK or ACC (1) No voltage 3 - Ground Ignition switch ON Battery Positive Voltage 4 - Ground Always Battery Positive Voltage (1) Exceptions: During 60 second period after ignition switch ON --> OFF (ACC) or until driver of passenger door in opened after ignition switch ON --> OFF (ACC). If circuit is as specified, replace the relay.