CUSTOMER PROBLEM ANALYSIS CHECK
 HINT: Be
sure to ask the customer in detail about the following points
concerning the vehicle operating conditions, environment and problem,
and then check for DTCs.
- If the entry unlock function does not operate.
- If there is no power even when the engine switch is pressed (does not turn on (ACC)).
- If the entry lock function does not operate.
- If the entry lock/unlock function does not operate for all doors.
- If both the entry lock and unlock functions do not operate.
- If the wireless lock and unlock functions do not operate.
- If the engine does not start with the push-button start function.
- If an engine start was attempted by holding the electrical key
transmitter sub-assembly near the engine switch and then pressing the
engine switch.
- If the interior warning buzzers do not sound.
- If the outside warning buzzers do not sound.
- If the steering does not unlock.
If it is suspected that wave
interference is likely, be sure to ask the customer in detail about the
following points concerning the vehicle operating conditions,
environment and problem.
- Specific locations where the system does not operate (such as near TV
towers, large video displays, wireless garage door opener systems,
wireless security cameras, home security systems, etc.).
- Specific times when the system does not operate
- If the symptoms occurred immediately after purchase or only recently.
- If the system does not operate only when near specific vehicles (there
may be wave interference from the wireless systems of other vehicles).
- If the system operates intermittently.
- If the electrical key transmitter sub-assembly is bundled together with other items.
- If the electrical key transmitter sub-assembly is carried together with
other electronic devices, such as cell phones, personal computers,
portable music players, other electrical key transmitter sub-assemblies,
etc. (keep the electrical key transmitter sub-assembly at least 0.1 m
(0.328 ft.) away from such items).
- Where the electrical key transmitter sub-assembly is being kept when not
in use: If the electrical key transmitter sub-assembly is being placed
within 1 m (3.28 ft.) of items such as TVs, DVD recorders, induction
cookers, rice cookers, dishwashers, modems, cell phones, personal
computers, microwave ovens, desk or floor lamps, cordless telephones,
etc.
- If there are electronic devices that transmit radio waves placed in the vehicle.
- When the transmitter battery was last replaced. The transmitter battery
can be checked roughly using the "Key Low Battery" item in the Data
List.
Click here 
- If the customer installed any optional components (theft deterrent devices, wireless fog lights, etc.) to the vehicle.
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