Security and Locks: 9F-15
Keyless Entry Receiver and Its Circuit Inspection
S7RS0B9606018
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.
Oscilloscope setting
CH1: 2V/DIV
CH2: 2V/DIV
TIME: 200 ms/DIV
1) Recheck keyless entry receiver as follows.
a) Substitute a known-good keyless entry receiver.
b) Record key code referring to “Programming Transmitter Code for Keyless Entry System (Vehicle without
Keyless Start System)”.
c) Recheck keyless entry receiver system.
1. Keyless entry receiver
2. Keyless entry receiver connector (view from harness side)
1234
V
1
2
I4RS0B960012-01
Terminal Circuit Specification Condition
1 Power source
Figure [A] Push “Lock” or “Unlock” button on transmitter.
0-1 V Except the above-mentioned condition.
3
Lock/Unlock output
signal circuit
Figure [A] Push “Lock” or “Unlock” button on transmitter.
0-1 V Except the above-mentioned condition.
4Ground0-1 V —
1. Lock/Unlock out put signal
2. Power source
I4RS0A960024-01