Mazda MX-6 1998, Workshop Manual

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TROUBLESHOOTING [THEFT-DETERRENT (KEYLESS ENTRY SECURITY) SYSTEM]
Symptom Troubleshooting
1 Security light does not flash at 3 second interval after vehicle is armed
TROUBLESHOOTING HINTS
Malfunction in theft-deterrent system input signal circuit
• Key reminder switch malfunction
• CPU malfunction
• Door switch malfunction
• Trunk compartment light switch malfunction
• Trunk key cylinder switch malfunction
• Hood switch malfunction
Malfunction in theft-deterrent system operation circuit
• Security light bulb malfunction
• Print plate No.1 malfunction
• CPU malfunction
• Malfunction in wiring harness between ROOM 15 A fuse and instrument cluster
• Malfunction in wiring harness between instrument cluster and CPU
STEP INSPECTION
ACTION
Are following power door lock systems okay?
• Keyless entry system
• Power door lock one-touch system
• Trunk lid unlocked with trunk lid opener
switch
Yes
Go to next step.
No Go to symptom troubleshooting of power door lock
system.
c r 0 9 -0 1 E FOREWORD
Remove meter hood.
Remove instrument cluster.
Measure voltage at instrument cluster
connector terminal 2K.
Is voltage B+?
Yes Go to next step.
No Repair wiring harness between ROOM 15 A fuse and
instrument cluster.
W 6 U 9 0 1 W J Q
Remove security light bulb from instrument
cluster.
Inspect security light bulb.
Is security light bulb okay?
Yes Go to next step after installing security light bulb to
instrument cluster.
No
Replace security light bulb.
Check for continuity between terminals 1B
and 2K at instrument cluster connectors.
Is there continuity?
Yes Go to next step after installing instrument cluster.
No Replace print plate No.1.
u-
0 9-22 INSTRUMENT CLUSTER
DISASSEMBLY/ASSEMBLY
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