Wireless Door Lock Control System Problem Symptoms Table

Body Electrical. Lexus Is250, Is220D. Gse20 Ale20
Door Lock. Lexus Is250, Is220D. Gse20 Ale20

Wireless Door Lock Control System -- Problem Symptoms Table


Proceed to the reference page shown in the table below for each malfunction symptom and troubleshoot each circuit.

WIRELESS DOOR LOCK CONTROL SYSTEM
Symptom
Suspected area
See page
The wireless door lock control system does not operate.
1. Perform the operation check
Click here
2. Check if the MULTIPLEX communication DTC is output
Click here
3. Door control transmitter
Click here
4. Door courtesy light switch circuit
Click here
5. Luggage compartment door courtesy light switch
Click here
6. Power source circuit
Click here
7. Replace door control receiver
-
8. Replace certification ECU
-
9. If the symptom still occurs after the above areas have been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
The panic alarm function only does not operate.*
1. Perform the operation check
Click here
2. Door control transmitter
Click here
3. If the symptom still occurs after the above area has been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
The panic alarm function does not operate (Vehicle horn).*
1. Perform the operation check
Click here
2. Horn circuit
Click here
3. If the symptom still occurs after the above areas have been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B H)
-
The panic alarm function does not operate (Security horn).*
1. Perform the operation check
Click here
2. Security horn circuit
Click here
3. If the symptom still occurs after the above areas have been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
The panic alarm function does not operate (Hazard warning light).*
1. Perform the operation check
Click here
2. Wire harness
-
3. Turn signal flasher
Click here
4. If the symptom still occurs after the above areas have been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
The panic alarm function does not operate (Headlight or taillight).*
1. Perform the operation check
Click here
2. Lighting system
Click here
3. If the symptom still occurs after the above areas have been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
The automatic lock function does not operate normally.
1. Perform the operation check
Click here
2. Door courtesy light switch circuit
Click here
3. If the symptom still occurs after the above areas have been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
The door ajar warning function only does not operate.
1. Perform the operation check
Click here
2. Door courtesy switch circuit
Click here
3. If the symptom still occurs after the above areas have been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
The illuminated entry function only does not operate.
1. Perform the operation check
Click here
2. Lighting system
Click here
3. If the symptom still occurs after the above area has been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
The answer back function does not operate (Wireless door lock buzzer).*
1. Perform the operation check
Click here
2. Wireless door lock buzzer circuit*
Click here
3. If the symptom still occurs after the above areas have been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
The answer back function does not operate (Hazard warning light).
1. Perform the operation check
Click here
2. Wire harness
-
3. Turn signal flasher
Click here
4. If the symptom still occurs after the above areas have been inspected and proved to be normal, replace the main body ECU RH (cowl side J/B RH)
-
HINT:
*: Australia, New Zealand