DTC Description
DTC DETECTION LOGIC
| DTC | CONSULT screen terms (Trouble diagnosis content) | DTC detection condition |
| U0141 | LOST COMM (BCM A) (Lost Communication With Body Control Module A) | When the ignition switch is turned ON, TCM continues no reception of the CAN communication signal from IPDM E/R for 2 seconds or more. |
IPDM E/R
FAIL-SAFE
Not changed from normal driving
DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
Is “U0141” detected? YES >> Go to TM-99, "Diagnosis Procedure".
NO-1 >> To check malfunction symptom before repair: Refer to GI-41, "Intermittent Incident".
NO-2 >> Confirmation after repair: INSPECTION END
Diagnosis Procedure
For the diagnosis procedure, refer to LAN-17, "Trouble Diagnosis Flow Chart".
U0140 lost communication (BCM)
U0155 lost communication (IPC)Basic inspection
INSPECTION AND ADJUSTMENT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (BCM)
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (BCM) : Description
BEFORE REPLACEMENT
When replacing BCM, save or print current vehicle specification with CONSULT
configuration before replacement.
NOTE:
If “Befo ...
C1609 vehicle speed signal
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1609
CAN VHCL SPEED
Malfunction is detected in vehicle speed signal that
is output from ABS actuator and electric unit (control
unit) via CA ...
Diagnosis and repair work flow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW THE CUSTOMER FOR THE SYMPTOM
Interview the customer for the symptom (the condition and the environment
when the incident/malfunction
occurs).
>> GO TO 2.
2.CHECK SYMPTOM
Check the symptom from the customer information.
> ...