Mazda 6 2002 - Page 848

S130
TROUBLESHOOTING [KEYLESS ENTRY SYSTEM]
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ON-BOARD DIAGNOSTIC FUNCTION
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3 • Did customer use keyless entry system in
particular area, such as being near TV
towers, power plants, power lines, or
factories?
Yes Attempt to lock/unlock doors with transmitter in
non-interference area.
If system operates:
• Area of operation is bad. Explain effect of outside
interference on transmitter to customer.
If system does not operate:
• Go to next step.
No Go to next step.
4 • Are any of the following after-market
electrical parts on the vehicle?
 Cellular phone
 Radio-wave equipment
 Remote engine starter
 TV, etc.
Yes Disconnect after-market electrical part connectors and
attempt to lock/unlock doors with transmitter.
If system operates:
• After-market electrical parts are interfering with keyless
entry system.
If system does not operate:
• Go to next step.
No Go to next step.
5 • Perform on-board diagnostic function.
(See S130 ON-BOARD DIAGNOSTIC
FUNCTION.)
• Does on-board diagnostic function work?
Yes Go to next step.
No • Go to Step 1 of NO. 1 ONE OR MORE ON-BOARD
DIAGNOSTIC FUNCTIONS INOPERATIVE.
• Go to Step 1 of NO. 2 ALL ON-BOARD DIAGNOSTIC
FUNCTIONS INOPERATIVE.
6 • Attempt to reprogram transmitter ID code.
• Can transmitter ID code be reprogrammed?
Yes System is normal now.
No Go to Step 1 of troubleshooting NO. 3 TRANSMITTER ID
CODE CANNOT BE REPROGRAMMED.
STEP INSPECTION ACTION
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