DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1. DTC CONFIRMATION
1. Erase DTC.
2. Turn ignition switch OFF.
3. Perform the Self Diagnostic Result of BCM with CONSULT, after the ignition switch has been turned ON for 120 seconds or more.
Is any DTC detected?
YES >> Refer to BCS "Diagnosis Procedure".
NO >> Inspection End.
1. CHECK BATTERY VOLTAGE
Check battery voltage.
Is battery voltage less than 8.8V?
YES >> Charge battery and retest. Refer to CHG "Work Flow (With EXP NI or GR-1200 NI)" or CHG "Work Flow (Without EXP NI or GR-1200 NI)".
NO >> GO TO 2.
2. CHECK POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit. Refer to BCS "Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connectors.
3. BCM SELF DIAGNOSTIC RESULT
Perform Self Diagnostic Result of BCM with CONSULT. Refer to BCS "BCM : CONSULT Function (BCM - BCM)".
Is DTC B2562 CRNT?
YES >> Replace BCM. Refer to BCS "Removal and Installation".
NO >> Refer to GI "Intermittent Incident".
Diagnosis Procedure Regarding Wiring Diagram information, refer to BCS "Wiring Diagram". 1.CHECK FUSES AND FUSIBLE LINK Is the fuse blown? YES >> Replace the blown fuse or fusible ...
U0100 Lost communication (ECM A)
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
U0100
Lost Communication With
ECM/PCM "A"
When the ignition switch is ON,
TCM is unable to receive the
CAN communications signal
from ECM continuously for 2
...
IGN OFF Interlock door unlock
function does not operate
Diagnosis Procedure
1.CHECK AUTOMATIC LOCK/UNLOCK SELECT SETTING IN WORK SUPPORT
Select DOOR LOCK of BCM using CONSULT.
Select AUTOMATIC LOCK/UNLOCK SELECT in WORK SUPPORT mode.
Check AUTOMATIC LOCK/UNLOCK SELECT setting in WORK SUPPORT.
Refer to BCS "DOOR LOCK : CONSULT Function ...