U1000 can comm circuit
Description
Refer to LAN-7, "CAN COMMUNICATION SYSTEM : 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-16, "Trouble Diagnosis Flow Chart".
NO >> Refer to GI-39, "Intermittent Incident".
B2098 ignition relay on stuck
Dtc logic
DTC DETECTION LOGIC
CONSULT Display | DTC Detection Condition | Possible Cause |
IGN RELAY ON [B2098] | 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 PROCEDURE
CVT model
M/T model
Is DTC detected? YES >> Refer to PCS-27, "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 B2098 CRNT? YES >> Replace IPDM E/R. Refer to PCS-30, "Removal and Installation".
NO >> Refer to GI-39, "Intermittent Incident".
B2099 ignition relay off stuck
Dtc logic
DTC DETECTION LOGIC
CONSULT Display | DTC Detection Condition | Possible Cause |
IGN RELAY OFF [B2099] | 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 PROCEDURE
CVT model
M/T model
Is DTC detected? YES >> Refer to PCS-28, "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 B2099 CRNT? YES >> Replace IPDM E/R. Refer to PCS-30, "Removal and Installation".
NO >> Refer to GI-39, "Intermittent Incident".
Power supply and ground circuit
Diagnosis procedure
Regarding Wiring Diagram information, refer to PCS-21, "Wiring Diagram".
1. Check fuse and fusible links
Check that the following ipdm e/r fusible links are not blown.
Is the fusible link blown? Yes >> replace the blown fusible link after repairing the affected circuit.
No >> go to 2
2. Check power supply circuit
Is the inspection result normal? Yes >> go to 3
No >> repair harness or connectors.
3. Check ground circuit
Is the inspection result normal? Yes >> inspection end.
No >> repair harness or connectors.
Precaution
Precaution for supplemental restraint system (srs) "air bag" and "seat
belt pre-tensioner"
The supplemental restraint system such as “air bag” and “seat belt pre-tensioner”,
used along
with a front seat belt, helps to reduce the risk or severity of injur ...
Power supply and ground circuit
Diagnosis Procedure
1.CHECK FUSE
Check that the following fuse is not fusing.
Is the fuse fusing?
YES >> Replace the fuse after repairing the applicable circuit.
NO >> GO TO 2.
2.CHECK GROUND CONNECTION
Turn ignition switch OFF
Check ground connection E9 and E15. Refer ...
System description
Component parts
Component parts location
Front tweeter LH
GPS antenna
Steering switches
AV control unit
Front tweeter RH
Microphone
Front door speaker LH
Front door speaker RH
Rear door speaker LH
Rear door speaker RH
Rear woofer RH
Rear woofer LH
Antenna amp
Satel ...