Description
Detects door open/close condition.
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 DLK "Diagnosis Procedure".
Regarding Wiring Diagram information, refer to DLK "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 DLK "Component Inspection".
Is the inspection result normal?
YES >> GO TO 4
NO >> Replace malfunctioning door switch.
4.CHECK INTERMITTENT INCIDENT
Refer to GI "Intermittent Incident".
>> Inspection End.
Component Inspection
1.CHECK DOOR SWITCH

Is the inspection result normal?
YES >> Inspection End.
NO >> Replace malfunctioning door switch.
Power supply and ground circuitDiagnosis Procedure Regarding Wiring Diagram information, refer to BCS "Wiring Diagram". 1.CHECK FUSES AND FUSIBLE LINK Check that the following fuses and fusible link are not blown.  ...
Engine control system symptoms
Symptom Table
SYSTEM - BASIC ENGINE CONTROL SYSTEM
1 - 6: The numbers refer to the order of inspection.
(continued on next table)
SYSTEM - ENGINE MECHANICAL & OTHER
1 - 6: The numbers refer to the order of inspection. ...
U0155 Lost communication (IPC)
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
U0155
Lost Communication With Instrument
Panel Cluster (IPC)
Control Module
When the ignition switch is ON,
TCM is unable to receive the
CAN communications ...