Keyless Entry Receiver And Its Circuit Inspection

1. Check that the voltage between the following terminals and body ground are specifications under each conditions. If check result is not as specified, check applicable circuit for open or short. If circuit is normal, proceed to next step.
   Fig 1: Identifying Keyless Entry Receiver & Connector

   Courtesy of SUZUKI OF AMERICA CORP.

Oscilloscope setting 

CH1: 2V/DIV

CH2: 2V/DIV

TIME: 200 ms/DIV

Fig 2: Oscilloscope Setting Graph

Courtesy of SUZUKI OF AMERICA CORP.

1. Recheck keyless entry receiver as follows.
   1. Substitute a known-good keyless entry receiver.
   2. Record key code referring to PROGRAMMING TRANSMITTER CODE FOR KEYLESS ENTRY SYSTEM (VEHICLE WITHOUT KEYLESS START SYSTEM) .
   3. Recheck keyless entry receiver system.