SYMPTOM TROUBLESHOOTING [KEYLESS ENTRY SYSTEM]
KEYLESS ENTRY SYSTEM
KEYLESS ENTRY SYSTEM PRELIMINARY INSPECTION
• Perform the following preliminary inspection before troubleshooting.
STEP INSPECTION ACTION
Yes
Perform troubleshooting according to after-
market keyless entry system manual.
1
• Is an after-market system installed?
No Go to the next step.
Yes Go to the next step.
2
• Did the customer activate the keyless entry
system with the key inserted into the steering
lock?
No
• Explain to the customer that the
system does not work with the key
inserted into the steering lock.
• Go to the next step.
Yes
Attempt to lock/unlock the doors with the
transmitter in a non-interference area.
If system operates:
• Area of operation is suspect. Explain
effect of outside interference on the
transmitter to the customer.
If system does not operate:
• Go to the next step.
3
• Did the customer use the keyless entry system
in particular area, such as being near TV
towers, power plants, power lines, or
factories?
No Go to the next step.
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