Mazda MX-5 1990 Workshop Manual page 728

T
Flowchart No.
6
Caution
AIR BAG SYSTEM
• Fault indication ..... Warning lamp flashes six times
• Possible cause ...... Faulty air bag module or poor connection of clock
spring connector
05UOTX-394
• Before troubleshooting, read SERVICE PRECAUTION on page T -133.
05UOTX-395
HORN SWITCH CONNECTOR(ORANGE)
AIR BAG MODULE CONNECTOR(BLUE)
05UOTX-396
CONNECTOR B rr=====i!J
(B~
05UOTX-397
05UOTX-398
T-146
Step 1
1_ Disconnect the negative battery cable.
2. Check for proper connection of the clock spring connec-
tors (Orange and blue).
3. If a connector is loose or disconnected, reconnect it
4. If the connections are OK, go to Step 2.
Step 2
1. Remove the air bag module installation nuts.
2. Verify that the air bag module connector is properly con-
nected.
3. If the connector is loose or disconnected, reconnect it.
4. If the connection is OK, go to Step 3.
Step 3
1. Disconnect the air bag module and clock spring connector.
2. Check continuity between terminals of the clock spring con-
nectors (blue) as shown.
Terminals
Continuity
Connector A Connector B
a
A
Yes
b B
Yes
3. If not as specified, replace the clock spring connector.
Step 4
1. Disconnect the diagnostic module connector.
2. Check continuity between the diagnostic module connec-
tor and the clock spring connector (wire harness side) as
shown.
Terminal-wire
(Diagnostic (Clock spring
Continuity
-
module) connector)
(2D : G/W)-(a : R)
Yes
(2F : G/Y)-(b : G/Y)
Yes
3. If not as specified, replace the wire harness assembly.
4. If correct, go to Step 5.