U1000 CAN COMM CIRCUIT
Description
Refer to LAN-8, "System Description".
DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible Cause |
CAN COMM CIRCUIT [U1000] | When IPDM E/R cannot communicate with CAN communication signal continuously for 2 seconds or more. | 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 >> Refer to LAN-17, "Trouble Diagnosis Flow Chart".
NO >> Refer to GI-41, "Intermittent Incident".
B120E IPDM E/R
DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible Cause |
USM ECU Not configured [B120E] | The IPDM E/R detects 0V for greater than 2 seconds.
ECU internal failure. |
IPDM E/R |
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION
Is DTC B120E displayed? YES >> Refer to PCS-32, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1. PERFORM SELF DIAGNOSTIC RESULT
Perform “Self Diagnostic Result” of “IPDM E/R” using CONSULT.
Is display history of DTC B120E CRNT? YES >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
NO >> Refer to GI-41, "Intermittent Incident".
B120E IPDM E/R
DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible Cause |
USM ECU Not configured [B120E] | The IPDM E/R detects 0V for greater than 2 seconds.
ECU internal failure. |
IPDM E/R |
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION
Is DTC B120E displayed? YES >> Refer to PCS-32, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1. PERFORM SELF DIAGNOSTIC RESULT
Perform “Self Diagnostic Result” of “IPDM E/R” using CONSULT.
Is display history of DTC B120E CRNT? YES >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
NO >> Refer to GI-41, "Intermittent Incident".
B20DD IGNITION RELAY ON CIRCUIT
DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible Cause |
IGN RELAY ON [B20DD] | The ignition relay ON is detected for 1 second at ignition switch OFF (CPU monitors the status at the contact and excitation coil circuits of the ignition relay inside it | IPDM E/R |
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION
Is DTC B20DD displayed? YES >> Refer to PCS-32, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1. PERFORM SELF DIAGNOSTIC RESULT
Perform “Self Diagnostic Result” of “IPDM E/R” using CONSULT.
Is display history of DTC B20DD CRNT? YES >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
NO >> Refer to GI-41, "Intermittent Incident".
B20DE IGNITION RELAY OFF CIRCUIT
DTC Logic
DTC DETECTION LOGIC
CONSULT Display |
DTC Detection Condition |
Possible Cause |
IGN RELAY OFF [B20DE] | The ignition relay OFF is detected for 1 second at ignition switch ON (CPU monitors the status at the contact and excitation coil circuits of the ignition relay inside it). | IPDM E/R |
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION
Is DTC B20DE displayed? YES >> Refer to PCS-33, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1. PERFORM SELF DIAGNOSTIC RESULT
Perform “Self Diagnostic Result” of “IPDM E/R” using CONSULT.
Is display history of DTC B20DE CRNT? YES >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
NO >> Refer to GI-41, "Intermittent Incident".
POWER SUPPLY AND GROUND CIRCUIT
Diagnosis Procedure
Regarding Wiring Diagram information, refer to PCS-24, "Wiring Diagram".
1. CHECK FUSE AND FUSIBLE LINKS
Check that the following IPDM E/R fuse or fusible links are not blown.
Is the fuse blown? YES >> Replace the blown fuse or fusible link after repairing the affected circuit.
NO >> GO TO 2.
2. CHECK BATTERY POWER SUPPLY CIRCUIT
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness or connectors.
3. CHECK GROUND CIRCUIT
Is the inspection result normal? YES >> Inspection End.
NO >> Repair or replace harness or connectors.
DTC/circuit diagnosis
P1610 LOCK MODE
Description
ECM forcibly switches to the mode that inhibits engine start, when engine
start operation is performed 5 times
or more while communication between ECM and BCM is not normal.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B1610 is displayed with DTC U1000, fi ...
Excessive operation frequency
Description
VDC function, TCS function, ABS function, EBD function, Brake limited slip
differential (BLSD) function, Brake
assist function, hill start assist function or Brake force distribution function
operates in excessive operation frequency.
Diagnosis Procedure
1.CHECK BRAKING FORCE
Ch ...
Precautions when starting and driving
WARNING
Do not leave children or adults who
would normally require the assistance
of others alone in your vehicle. Pets
should also not be left alone. They
could accidentally injure themselves or
others through inadvertent operation of
the vehicle. Also, on h ...