Mazda MX-6 1998, Workshop Manual

Page: 1179 / 1282

SECURITY AND LOCKS
KEYLESS UNIT INSPECTION
W 6 U 9 1 4 W 1 9
1. Remove the rear package trim. (Refer to 09-17 REAR PACKAGE TRIM REMOVAL/INSTALLATION.)
2. Measure the voltage at the keyless unit terminals as indicated below.
3. Disconnect the keyless unit connector before checking for continuity at terminal B.
4. If not as specified, inspect the parts listed under “ Inspection area” and the related wiring harnesses.
5. If the parts and wiring harnesses are okay but the system still does not work properly, replace the keyless
unit.
Terminal Voltage List (Reference)
F E D C B
r
A
W 6 U 9 1 4 W A H
Terminal Signal
Connection Test condition
Voltage (V)/
Continuity
Inspection area
A P o w e r s u p p ly
R O O M 1 5 A fu s e C o n s t a n t B + R O O M 1 5 A fu s e
B
K e y le s s u n it
g r o u n d
G N D
C o n s t a n t: c h e c k f o r c o n tin u ity to
g r o u n d
Y e s G N D
C
— N o t u s e d
— — —
D — N o t u s e d
—
— —
E
D o o r lo c k /d o o r
u n lo c k /tr u n k lid
u n lo c k /w a r n in g
b u z z e r o u tp u t
C P U
T r a n s m it te r lo c k b u tto n p r e s s e d
5 - > 3 . 5 - > 5
• R O O M 1 5 A fu s e
• C P U
• T r a n s m it te r
• J a m m in g
T r a n s m it te r u n lo c k b u tto n
p r e s s e d
5 —»1,7 - > 5
T r a n s m it te r t r u n k b u tto n p r e s s e d
5 —»0—>5
O th e r 5
F — N o t u s e d
— — —
KEYLESS UNIT REMOVAL/INSTALLATION
W 6 U 9 1 4 W 2 0
1. Disconnect the negative battery cable. 5. Install in the reverse order of removal.
2. Remove the rear package trim. (Refer to 09-17
REAR PACKAGE TRIM
REMOVAL/INSTALLATION.)
3. Disconnect the keyless unit connector.
4. Push the sides of clips and remove the keyless
unit.
KEYLESS UNIT
W 6 U 9 1 4 W A J
0 9 -1 4 -1 1