Mazda RX8 - Page 69

SUNROOF MOTOR INSPECTION
1. Measure the voltage at each terminal (other than terminal D).
• 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 D is as indicated in the Terminal Voltage Table (Reference).
4. If the parts and wiring harnesses are okay but the system still does not work properly, replace the
sunroof relay.
Terminal voltage list (Reference)
Terminal Signal Connected to Test condition
Voltage
(V)/Continuity
Inspection item
Sunroof is fully opening. B+
A Slide open Sunroof switch
Other 0
Sunroof switch
(See SUNROOF
SWITCH
INSPECTION )
Sunroof is closing/tilting
down.
B
Slide close
/tilt down
Sunroof switch
Other
B+
Sunroof switch
(See SUNROOF
SWITCH
INSPECTION )
Sunroof is tilting up. B+
C Tilt up Sunroof switch
Other 0
Sunroof switch
(See SUNROOF
SWITCH
INSPECTION )
E IG1
A/C 1.5 A
Fuse
Turn the ignition switch to
the ON position.
B+ A/C 1.5 A Fuse
(w) RX-8 Body
Page 69