Mazda 6 2002, Workshop Manual

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S–134
TROUBLESHOOTING [KEYLESS ENTRY SYSTEM]
End Of Sie
3 INSPECT TRANSMITTER BATTERY
•
Inspect transmitter battery.
•
Is battery voltage normal?
Yes Go to next step.
No Replace transmitter battery, then go to Step 8.
4 INSPECT DOOR LOCK TIMER UNIT
BRACKET INSTALLATION
•
Is door lock timer unit bracket installed
securely?
Yes Go to next step.
No Install bracket securely, then go back to Step 6 of keyless
entry system preliminary inspection.
5 INSPECT GROUND SCREW INSTALLATION
BETWEEN DOOR LOCK TIMER UNIT AND
DOOR LOCK TIMER UNIT BRACKET
•
Are door lock timer unit and door lock timer
unit bracket connected securely to ground
screw?
Yes Go to next step.
No Install screw securely, then go back to Step 6 of keyless
entry system preliminary inspection.
6 CHECK TO SEE WHETHER MALFUNCTION
IS IN TRANSMITTER BATTERY OR
ELSEWHERE
•
Replace with a known good transmitter
battery.
•
Does keyless entry system operate
properly?
Yes Replace transmitter battery, then go to Step 8.
No Go to next step.
7 CHECK TO SEE WHETHER MALFUNCTION
IS IN TRANSMITTER OR DOOR LOCK TIMER
UNIT
•
Reprogram door lock timer unit ID code by
using another known good transmitter.
•
Does keyless entry system operate okay?
Yes Replace transmitter and reprogram transmitter ID code,
then go to next step.
No Replace door lock timer unit and reprogram door lock timer
unit ID code, then go to next step.
8 RECHECK MALFUNCTION SYMPTOM AFTER
REPAIR
•
Does keyless entry system operate
properly?
Yes Troubleshooting completed.
Explain repairs to customer.
No Recheck malfunction symptoms, then repeat from Step 1 if
malfunction reoccurs.
STEP INSPECTION ACTION