U1000 CAN COMM CIRCUIT
Description
Refer to lan-7, "can communication system : system description".
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.
|
Diagnosis procedure
1. Perform self diagnostic result
Is “can comm circuit” displayed? Yes >> perform can diagnosis as described in diagnosis section of consult operation manual.
No >> refer to gi-39, "intermittent incident".
U1010 control unit (can)
Dtc logic
Dtc detection logic
Consult display | Dtc detection condition | Possible cause |
CONTROL UNIT (CAN) [U1010] | BCM detected internal CAN communication circuit malfunction. | Bcm |
Diagnosis procedure
1.Replace BCM
When dtc “u1010” is detected, replace bcm.
>> Replace bcm. Refer to bcs-73, "removal and installation".
B2621 inside antenna
Dtc logic
Note:
The signal tech ii tool (j-50190) can be used to perform the following functions. Refer to the signal tech ii user guide for additional information.
Dtc detection logic
Dtc | Consult display description | Dtc detecting condition | Possible cause |
B2621 | Inside antenna 1 | An excessive high or low voltage from inside antenna (instrument center) is sent to BCM |
|
Dtc confirmation procedure
1.Perform dtc confirmation procedure
Is inside key antenna DTC detected? YES >> Refer to DLK-72, "Diagnosis Procedure".
NO >> Inside key antenna (instrument center) is OK.
Diagnosis procedure
Note:
The signal tech ii tool (j-50190) can be used to perform the following functions. Refer to the signal tech ii user guide for additional information.
Regarding wiring diagram information, refer to dlk-49, "wiring diagram".
1.Check inside key antenna input signal 1
Is the inspection result normal? Yes >> replace bcm. Refer to bcs-73, "removal and installation".
No >> go to 2.
2.Check inside key antenna circuit
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace harness.
3.Check inside key antenna input signal 2
Is the inspection result normal? Yes >> replace inside key antenna (instrument center).
No >> replace bcm. Refer to bcs-73, "removal and installation".
B2622 inside antenna
Dtc logic
Note:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
Dtc detection logic
Dtc | Consult display description | Dtc detecting condition | Possible cause |
B2622 | INSIDE ANTENNA 2 | An excessive high or low voltage from inside antenna (console) is sent to bcm |
|
Dtc confirmation procedure
1.Perform dtc confirmation procedure
Is inside key antenna dtc detected? Yes >> refer to dlk-75, "diagnosis procedure".
No >> inside key antenna (console) is ok.
Diagnosis procedure
Note:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
Regarding wiring diagram information, refer to dlk-49, "wiring diagram".
1.Check inside key antenna input signal 1
Is the inspection result normal? YES >> Replace BCM. Refer to BCS-73, "Removal and Installation".
NO >> GO TO 2.
2.Check inside key antenna circuit
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness.
3.Check inside key antenna input signal 2
Is the inspection result normal? Yes >> replace inside key antenna (console).
No >> replace bcm. Refer to bcs-73, "removal and installation".
B2623 inside antenna
Dtc logic
Note:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
Dtc detection logic
Dtc | Consult display description | Dtc detecting condition | Possible cause |
B2623 | INSIDE ANTENNA 3 | An excessive high or low voltage from inside antenna (trunk room) is sent to bcm |
|
Dtc confirmation procedure
1.Perform dtc confirmation procedure
Is inside key antenna dtc detected? Yes >> refer to dlk-78, "diagnosis procedure".
No >> inside key antenna (trunk room) is ok.
Diagnosis procedure
Note:
The signal tech ii tool (j-50190) can be used to perform the following functions. Refer to the signal tech ii user guide for additional information.
Regarding Wiring Diagram information, refer to DLK-49, "Wiring Diagram".
1.Check inside key antenna input signal 1
Is the inspection result normal? Yes >> replace bcm. Refer to bcs-73, "removal and installation".
No >> go to 2.
2.Check inside key antenna circuit
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace harness.
3.Check inside key antenna input signal 2
Is the inspection result normal? Yes >> replace inside key antenna (trunk room).
No >> replace bcm. Refer to bcs-73, "removal and installation".
B2626 outside antenna
Dtc logic
Note:
The signal tech ii tool (j-50190) can be used to perform the following functions. Refer to the signal tech ii user guide for additional information.
Dtc detection logic
DTC | CONSULT display description | DTC detecting condition | Possible cause |
B2626 | B2626 OUTSIDE ANTENNA 1 | An excessive high or low voltage from outside key antenna (driver side) is sent to BCM |
|
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
Is DTC detected? YES >> Refer to DLK-81, "Diagnosis Procedure".
NO >> Outside key antenna (driver side) is OK.
Diagnosis Procedure
NOTE:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
Regarding Wiring Diagram information, refer to DLK-49, "Wiring Diagram".
1.Check outside key antenna input signal 1
Is the inspection result normal? YES >> Replace BCM. Refer to BCS-73, "Removal and Installation".
NO >> GO TO 2.
2.Check outside key antenna circuit
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace harness.
3.Check outside key antenna input signal 2
Is the inspection result normal? Yes >> replace outside key antenna (driver side).
No >> replace bcm. Refer to bcs-73, "removal and installation".
B2627 outside antenna
Dtc logic
Note:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
Dtc detection logic
Dtc | Consult display description | Dtc detecting condition | Possible cause |
B2627 | Outside antenna 2 | An excessive high or low voltage from outside key antenna (passenger side ) is sent to BCM |
|
Dtc confirmation procedure
1.Perform dtc confirmation procedure
Is outside key antenna dtc detected? Yes >> refer to dlk-84, "diagnosis procedure".
No >> outside key antenna (passenger side) is ok.
Diagnosis procedure
Note:
The signal tech ii tool (j-50190) can be used to perform the following functions. Refer to the signal tech ii user guide for additional information.
Regarding wiring diagram information, refer to dlk-49, "wiring diagram".
1.Check outside key antenna input signal 1
Is the inspection result normal? Yes >> replace bcm. Refer to bcs-73, "removal and installation".
No >> go to 2.
2.Check outside key antenna circuit
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace harness.
3.Check outside key antenna input signal 2
Is the inspection result normal? Yes >> replace outside key antenna (passenger side).
No >> replace bcm. Refer to bcs-73, "removal and installation".
B2628 outside antenna
Dtc logic
Note:
The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
Dtc detection logic
Dtc | Consult display description | Dtc detecting condition | Possible cause |
B2628 | OUTSIDE ANTENNA 3 | An excessive high or low voltage from outside key antenna (rear bumper) is sent to bcm |
|
Dtc confirmation procedure
1.Perform dtc confirmation procedure
Is outside key antenna dtc detected? Yes >> refer to dlk-87, "diagnosis procedure".
No >> outside key antenna (rear bumper) is ok.
Diagnosis procedure
Note:
The signal tech ii tool (j-50190) can be used to perform the following functions. Refer to the signal tech ii user guide for additional information.
Regarding wiring diagram information, refer to dlk-49, "wiring diagram".
1.Check outside key antenna input signal 1
Is the inspection result normal? Yes >> replace bcm. Refer to bcs-73, "removal and installation".
No >> go to 2.
2.Check outside key antenna circuit
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace harness.
3.Check outside key antenna input signal 2
Is the inspection result normal? Yes >> replace outside key antenna (rear bumper).
No >> replace bcm. Refer to bcs-73, "removal and installation".
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Wireless Power Consortium.
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