Keyfob Battery And Function

KEYFOB BATTERY AND FUNCTION

Description

The following functions are available when having and carrying electronic ID.
- Door lock/unlock
- Panic alarm
Remote control entry function and panic alarm function are available when operating the remote buttons.


Component Function Check

NOTE:
The Signal Tech II Tool (J-50190) can be used to test the remote keyless entry keyfob relative signal strength.
Refer to the Signal Tech II User Guide for additional information.

1. CHECK FUNCTION

With CONSULT
Check remote keyless entry receiver "MULTI REMOTE ENT" in Data Monitor mode with CONSULT. Refer to
Multi Remote ENT.





Is the inspection result normal?
YES- Key fob is OK.
NO- .


Diagnosis Procedure

NOTE:
The Signal Tech II Tool (J-50190) can be used to test the remote keyless entry keyfob relative signal strength.
Refer to the Signal Tech II User Guide for additional information.

1. CHECK KEYFOB FUNCTION






Check keyfob function using Signal Tech II Tool J-50190 or Remote
Keyless Entry Tester J-43241 (shown).
Does the test pass?
YES- Key fob is OK.
NO- GO TO 2

2. CHECK KEY FOB COMPONENTS






1.Open the lid using a coin.

CAUTION:
- Do not touch the circuit board or battery terminal.
- The keyfob is water-resistant. However, if it does get wet, immediately wipe it dry.
2.Remove the key fob battery.

CAUTION:
- Keep dirt, grease, and other foreign materials off the electrode contact area.
3.Visually inspect keyfob internal components.
Is the inspection result normal?
YES- GO TO 3
NO- Repair or replace malfunctioning parts.

3. CHECK KEY FOB BATTERY






Check by connecting a resistance (approximately 300 ohms so that the current value becomes about 10 mA.
Standard: Approx. 2.5 - 3.0V
Is the measurement value within specification?
YES- Key fob battery is OK. Check remote keyless entry receiver. Remote Keyless Entry Receiver.
NO- GO TO 4

4. REPLACE KEY FOB BATTERY

1.Replace the key fob battery, positive side down.





2.Align the tips of the upper and lower parts, and then push them together until it is securely closed.

CAUTION:
- When replacing battery, keep dirt, grease, and other foreign materials off the electrode contact area.
3.After replacing the battery, check that all key fob functions work properly.
Is the inspection result normal?
YES- Key fob is OK.
NO- Check remote keyless entry receiver. Remote Keyless Entry Receiver.