Basic Inspection

The engine start function, door lock function, power distribution system and NATS-NVIS system are closely related to each other regarding control. Narrow down the functional area in question by performing basic inspection to identify which function is malfunctioning. The vehicle security function can operate only when the door lock and power distribution system are operating normally. Therefore, it is easy to identify any factor unique to the vehicle security system by performing the vehicle security operation check after basic inspection.

1. CHECK DOOR LOCK OPERATION
   1. Check the door lock for normal operation with the keyfob and door request switch.

   Successful door lock operation with the keyfob and request SW indicates that the remote keyless entry receiver required for engine start are functioning normally.

   Identify the malfunctioning point by referring to the DLK information if the door cannot be unlocked.

   Can the door be locked with the door request switch? 

   Yes: GO TO  2

   No: Refer to "SYMPTOM TABLE ".

2. CHECK ENGINE STARTING
   1. Checks that the engine starts.

   Does the engine start? 

   Yes: GO TO  3

   No: Refer to "SYMPTOM TABLE ".

3. CHECK VEHICLE SECURITY SYSTEM
   1. Check the vehicle security system for normal operation.

   The vehicle security function can operate only when the door lock and power distribution functions are operating normally.

   Therefore, it is easy to identify any factor unique to the vehicle security by performing the vehicle security operation check after this basic inspection.

   Refer to "SYMPTOM TABLE ".