With intelligent key
WITH INTELLIGENT KEY : Component Function Check
1.Check function

Is the inspection result normal? Yes >> door switch is ok.
No >> refer to pwc-53, "with intelligent key : diagnosis procedure".
WITH INTELLIGENT KEY : Diagnosis Procedure
Regarding Wiring Diagram information, refer to DLK-49, "Wiring Diagram".
1.Check door switch input signal

Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.Check door switch circuit


Is the inspection result normal? YES >> Replace BCM. Refer to BCS-73, "Removal and Installation".
NO >> Repair or replace harness.
3.Check door switch
Refer to PWC-54, "WITH INTELLIGENT KEY : Component Inspection".
Is the inspection result normal? YES >> GO TO 4.
NO >> Replace malfunctioning door switch.
4.Check intermittent incident
Refer to gi-39, "intermittent incident".
>> Inspection end.
WITH INTELLIGENT KEY : Component Inspection
1.Check door switch

Is the inspection result normal?
Yes >> inspection end.
No >> replace malfunction door switch.
Without intelligent key
WITHOUT INTELLIGENT KEY : Description
Detects door open/close condition.
WITHOUT INTELLIGENT KEY : Component Function Check
1.Check function
With consult
Check door switches DOOR SW-DR, DOOR SW-AS, DOOR SW-RL, DOOR SW-RR in Data Monitor mode with CONSULT.

Is the inspection result normal? Yes >> door switch is ok.
No >> refer to pwc-55, "without intelligent key : diagnosis procedure".
WITHOUT INTELLIGENT KEY : Diagnosis Procedure
Regarding wiring diagram information, refer to dlk-224, "wiring diagram".
1.Check door switch input signal

Is the inspection result normal? YES >> GO TO 4
No >> go to 2
2.Check door switch circuit


Is the inspection result normal? Yes >> go to 3
NO >> Repair or replace harness between BCM and door switch.
3.Check door switch
Refer to PWC-57, "WITHOUT INTELLIGENT KEY : Component Inspection".
Is the inspection result normal? YES >> GO TO 4
NO >> Replace malfunctioning door switch.
4.Check intermittent incident
Refer to gi-39, "intermittent incident".
>> Inspection end.
WITHOUT INTELLIGENT KEY : Component Inspection
1.Check door switch

Is the inspection result normal? YES >> Inspection End.
NO >> Replace malfunctioning door switch.
Power window lock switch
Description
Ground circuit of main power window and door lock/unlock switch shuts off if power window lock switch of main power window and door lock/unlock switch is operated. This inhibits all operation, except for the main switch.
Component Function Check
1. Check power window lock signal
Exchange for a normal main power window and door lock/unlock switch, and check operation.
Is the inspection result normal? YES >> Replace main power window and door lock/unlock switch. Refer to PWC-70, "Removal and Installation".
After that, refer to PWC-29, "Work Procedure".
NO >> Check condition of harness and connector.
Special Repair Requirement
1. Perform initialization procedure
Perform initialization procedure.
Refer to PWC-29, "Work Procedure".
Is the inspection result normal? YES >> Inspection end.
NO >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
EncoderU0155 Lost communication (IPC)
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
[Trouble diagnosis content]
DTC detection condition
Possible causes
U0155
LOST COMM (IPC)
[Lost Communication With Instrument
Panel Cluster (IPC)
Control Module]
When the ignition switch is ON, TCM is ...
Precaution
Precaution for supplemental restraint system (srs) "air bag" and "seat belt pre-tensioner"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury ...
B142A Ignition voltage
Description
DTC B142A IGNITION VOLTAGE
Ignition voltage is supplied to the air bag diagnosis sensor unit when the
ignition is in the ON position. The air
bag diagnosis sensor unit will monitor for low or high ignition voltage.
PART LOCATION
Refer to SRC-5, "Component Parts Location" ...