Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM000001D7K001X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: SLIDING ROOF: SLIDING ROOF SYSTEM: INSPECTION; 2007 MY LX470 [08/2006 -        ]

INSPECTION

1. INSPECT SLIDE ROOF MOTOR SWITCH

OK:

Switch Position

Tester Connection

Specified Condition

SLIDE OPEN

3 - 5

Continuity

SLIDE OFF

-

No continuity

SLIDE CLOSE

3 - 4

Continuity

TILT DOWN

2 - 3

Continuity

TILT OFF

-

No continuity

TILT UP

1 - 3

Continuity

If the continuity is not as specified, replace the switch.

2. INSPECT SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY CIRCUIT

(a) Disconnect the connector from the map light plate assembly and inspect the connector on the wire harness side, as shown in the chart.

OK:

Tester Connection

Condition

Specified Condition

3 - Ground

Slide roof motor switch (TILT) OFF or CLOSE

No continuity

3 - Ground

Slide roof motor switch (TILT) OFF or UP

Continuity

5 - Ground

Always

Battery positive voltage

7 - Ground

Always

Continuity

4 - Ground

Slide roof motor switch (TILT) OFF or UP

No continuity

4 - Ground

Slide roof motor switch (TILT) DOWN

Continuity

8 - Ground

Ignition switch OFF or ACC

No voltage

8 - Ground

Ignition switch ON

Battery positive voltage

9 - Ground

Slide roof motor switch (SLIDE) OFF or CLOSE

No continuity

9 - Ground

Slide roof motor switch (SLIDE) OPEN

Continuity

10 - Ground

Slide roof motor switch (SLIDE) OFF or OPEN

No continuity

10 - Ground

Slide roof motor switch (SLIDE) CLOSE

Continuity

1 - Ground

Constant

Continuity

6 - Ground

Constant

No continuity

2 - Ground

Ignition switch OFF or ACC

No voltage*

2 - Ground

Ignition switch ON

Battery positive voltage
  • *: Exceptions: During the 45 seconds period after the ignition switch is turned from ON to OFF or ACC, or until the driver or passenger door is opened after the ignition switch is turned from ON to OFF or ACC.

    If the circuit is as specified, replace the relay.