SUNROOF MOTOR INSPECTION


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1.  Measure the voltage at each terminal (other than terminal G).

•  If not as specified, inspect the parts listed under “Inspection item” and the related wiring harnesses.

2.  Disconnect the negative battery cable.

3.  Verify that continuity at terminal G is as indicated in the Terminal Voltage Table (Reference).

4.  If the parts and wiring harnesses are normal but the system still does not work properly, replace the sunroof relay.


Terminal voltage table (Reference)

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Terminal

Signal

Connected to

Test condition

Voltage (V)/Continuity

Inspection item

A
Slide open
Sunroof switch
Sunroof is fully opening.
B+
Sunroof switch (See SUNROOF SWITCH INSPECTION.)
Other
0
B
Slide close/tilt down
Sunroof switch
Sunroof is closing/tilting down.
B+
Sunroof switch (See SUNROOF SWITCH INSPECTION.)
Other
0
C
Tilt up
Sunroof switch
Sunroof is tilting up.
B+
Sunroof switch (See SUNROOF SWITCH INSPECTION.)
Other
0
E
IG2
SUNROOF 7.5 A fuse
Turn the ignition switch to the ON position.
B+
SUNROOF 7.5 A fuse
G
GND
GND
Under any condition: Check for continuity to ground.
Continuity
GND
J
Power supply
SUNROOF 20 A fuse
Under any condition
B+
SUNROOF 20 A fuse