U1000 CAN COMM CIRCUIT
WITH INTELLIGENT KEY
WITH INTELLIGENT KEY : Description
Refer to LAN-8, "System Description".
WITH INTELLIGENT KEY : DTC Logic
DTC DETECTION LOGIC
NOTE: U1000 can be set if a module harness was disconnected and reconnected, perhaps during a repair. Confirm that there are actual CAN diagnostic symptoms and a present DTC by performing the Self Diagnostic Result procedure.
CONSULT Display |
DTC Detection Condition |
Possible cause |
CAN COMM CIRCUIT [U1000] | When any listed module cannot communicate with CAN communication signal continuously for 2 seconds or more with ignition switch ON. | In CAN communication system, any item (or items)
of the following listed below is malfunctioning.
|
WITH INTELLIGENT KEY : Diagnosis Procedure
1. PERFORM SELF DIAGNOSTIC
Is “CAN COMM CIRCUIT” displayed? YES >> Perform CAN Diagnosis as described in DIAGNOSIS section of CONSULT Operation Manual.
NO >> Refer to GI-41, "Intermittent Incident".
WITHOUT INTELLIGENT KEY
WITHOUT INTELLIGENT KEY : Description
Refer to LAN-8, "System Description".
WITHOUT INTELLIGENT KEY : DTC Logic
DTC DETECTION LOGIC
NOTE: U1000 can be set if a module harness was disconnected and reconnected, perhaps during a repair. Confirm that there are actual CAN diagnostic symptoms and a present DTC by performing the Self Diagnostic Result procedure.
CONSULT Display |
DTC Detection Condition |
Possible cause |
CAN COMM CIRCUIT [U1000] | When any listed module cannot communicate with CAN communication signal continuously for 2 seconds or more with ignition switch ON. | In CAN communication system, any item (or items)
of the following listed below is malfunctioning.
|
WITHOUT INTELLIGENT KEY : Diagnosis Procedure
1. PERFORM SELF DIAGNOSTIC
Is “CAN COMM CIRCUIT” displayed? YES >> Perform CAN Diagnosis as described in DIAGNOSIS section of CONSULT Operation Manual.
NO >> Refer to GI-41, "Intermittent Incident".
U1010 CONTROL UNIT (CAN)
WITH INTELLIGENT KEY
WITH INTELLIGENT KEY : DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible cause |
CAN COMM CIRCUIT [U1010] | BCM detected internal CAN communication circuit malfunction. | BCM |
WITH INTELLIGENT KEY : Diagnosis Procedure
1. REPLACE BCM
When DTC U1010 is detected, replace BCM.
>> Replace BCM. Refer to BCS-75, "Removal and Installation".
WITHOUT INTELLIGENT KEY
WITHOUT INTELLIGENT KEY : DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible cause |
CAN COMM CIRCUIT [U1010] | BCM detected internal CAN communication circuit malfunction. | BCM |
WITHOUT INTELLIGENT KEY : Diagnosis Procedure
1. REPLACE BCM
When DTC U1010 is detected, replace BCM.
>> Replace BCM. Refer to BCS-135, "Removal and Installation".
B2614 ACC RELAY CIRCUIT
DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible cause |
ACC RELAY CIRCUIT [B2614] | An immediate operation of accessory relay-1 is requested by BCM, but there is no response for more than 1 second. |
|
DTC CONFIRMATION PROCEDURE
1.PERFORM SELF DIAGNOSTIC RESULT
Is DTC B2614 detected? YES >> Go to PCS-64, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to PCS-49, "Wiring Diagram".
1.CHECK ACCESSORY RELAY-1 CONTROL SIGNAL VOLTAGE
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK ACCESSORY RELAY-1 CONTROL SIGNAL CIRCUIT
Is the inspection result normal? YES >> Replace BCM. Refer to PCS-76, "Removal and Installation".
NO >> Repair or replace harness or connectors.
3.CHECK ACCESSORY RELAY-1 GROUND CIRCUIT
Check continuity between accessory relay-1 connector J-3 and ground.
Is the inspection result normal? YES >> Replace accessory relay-1.
NO >> Repair or replace harness or connectors.
B2615 BLOWER RELAY CIRCUIT
DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible cause |
BLOWER RELAY CIRCUIT [B2615] | An immediate operation of front blower motor relay is requested by BCM, but there is no response for more than 1 second |
|
DTC CONFIRMATION PROCEDURE
1.PERFORM SELF DIAGNOSTIC RESULT
Is DTC B2615 detected? YES >> Go to PCS-68, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to PCS-49, "Wiring Diagram".
1.CHECK FRONT BLOWER MOTOR RELAY CONTROL SIGNAL VOLTAGE
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK FRONT BLOWER MOTOR RELAY CONTROL SIGNAL CIRCUIT
Is the inspection result normal? YES >> Replace BCM. Refer to PCS-76, "Removal and Installation".
NO >> Repair or replace harness or connectors.
3.CHECK FRONT BLOWER MOTOR RELAY GROUND CIRCUIT
Check continuity between front blower motor relay connector J-4 and ground.
Is the inspection result normal? YES >> Replace front blower motor relay.
NO >> Repair or replace harness or connectors.
B2616 IGNITION RELAY CIRCUIT
DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible cause |
IGNITION RELAY CIRCUIT [B2616] | An immediate operation of ignition relay-2 is requested by BCM, but there is no response for more than 1 second. |
|
DTC CONFIRMATION PROCEDURE
1. PERFORM SELF DIAGNOSTIC RESULT
Is DTC B2616 detected? YES >> Refer to PCS-68, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to PCS-49, "Wiring Diagram".
1.CHECK IGNITION RELAY-2 CONTROL SIGNAL VOLTAGE
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK IGNITION RELAY-2 CONTROL SIGNAL CIRCUIT
Is the inspection result normal? YES >> Replace BCM. Refer to PCS-76, "Removal and Installation".
NO >> Repair or replace harness or connectors.
3.CHECK IGNITION RELAY-2 GROUND CIRCUIT
Check continuity between ignition relay-2 connector J-1 and ground.
Is the inspection result normal? YES >> Replace ignition relay-2.
NO >> Repair or replace harness or connectors.
B261A PUSH-BUTTON IGNITION SWITCH
DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible cause |
PUSH-BUTTON IGNITION SWITCH [B261A] | BCM detects a difference of signal for 1 second or
more between the following information:
|
|
DTC CONFIRMATION PROCEDURE
1. PERFORM SELF DIAGNOSTIC RESULT
Is DTC B261A detected? YES >> Refer to PCS-70, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to PCS-49, "Wiring Diagram".
1. CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL (PUSH-BUTTON IGNITION SWITCH)
Is the inspection result normal? YES >> GO TO 2.
NO >> GO TO 4.
2. CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL (IPDM E/R)
Check voltage between IPDM E/R connector E120 and ground.
Is the inspection result normal? YES >> GO TO 3.
NO >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
3. CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (IPDM E/R)
Is the inspection result normal? YES >> Refer to GI-41, "Intermittent Incident".
NO >> Repair or replace harness or connectors.
4. CHECK IGNITION SWITCH OUTPUT SIGNAL (BCM)
Check voltage between BCM connector M19 and ground.
Is the inspection result normal? YES >> GO TO 5.
NO >> Replace BCM. Refer to PCS-76, "Removal and Installation".
5. CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (BCM)
Is the inspection result normal? YES >> Refer to GI-41, "Intermittent Incident".
NO >> Repair or replace harness or connectors.
PUSH-BUTTON IGNITION SWITCH
Component Function Check
1.CHECK FUNCTION
Is the indication normal? YES >> Inspection End.
NO >> Go to PCS-72, "Diagnosis Procedure".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to PCS-49, "Wiring Diagram".
1. CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL (PUSH-BUTTON IGNITION SWITCH)
Is the inspection result normal? YES >> GO TO 3.
NO >> GO TO 2.
2. CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (BCM)
Is the inspection result normal? YES >> Replace BCM. Refer to PCS-76, "Removal and Installation".
NO >> Repair or replace harness or connectors.
3. CHECK IGNITION SWITCH OUTPUT SIGNAL (IPDM E/R)
Check voltage between IPDM E/R connector E120 and ground.
Is the inspection result normal? YES >> GO TO 5.
NO >> GO TO 4.
4. CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (IPDM E/R)
Is the inspection result normal? YES >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
NO >> Repair or replace harness or connectors.
5.CHECK PUSH-BUTTON IGNITION SWITCH GROUND CIRCUIT
Check continuity between push-button ignition switch connector M17 and ground.
Is the inspection result normal? YES >> GO TO 6.
NO >> Repair or replace harness or connectors.
6.CHECK PUSH-BUTTON IGNITION SWITCH
Refer to PCS-73, "Component Inspection".
Is the inspection result normal? YES >> Refer to GI-41, "Intermittent Incident".
NO >> Replace push-button ignition switch. Refer to PCS-77, "Removal and Installation".
Component Inspection
1.CHECK PUSH-BUTTON IGNITION SWITCH
Is the inspection result normal? YES >> Inspection End.
NO >> Replace push-button ignition switch.
Preparation
PREPARATION
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
KV40107300
( — )
Boot band crimping tool
Installing boot band
KV40107500
( — )
...
Refrigerant
Description
CONNECTION OF SERVICE TOOLS AND EQUIPMENT
Shut-off valve
A/C service valve
Recovery/recycling/recharging
equipment
Refrigerant container (HFC-134a)
Weight scale
Vacuum pump
Manifold gauge set
Preferred (best) method
Alternative method
&n ...
Low tire pressure warning lamp stays on
Low Tire Pressure Warning Lamp Stays On When Ignition Switch Is Turned On
1.CHECK BCM CONNECTORS
Turn ignition switch OFF.
Disconnect BCM connectors.
Check terminals for damage or loose connections.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair ...