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) | 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-55, "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-58, "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-56, "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-58, "Removal and Installation".
NO >> Refer to GI-39, "Intermittent Incident".
Power supply and ground circuit
Diagnosis procedure
Regarding Wiring Diagram information, refer to PCS-49, "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.
Service data and specifications (SDS)
General Specifications
Brake Pedal
Check Valve
Brake Booster
Front Disc Brake
Rear Drum Brake
Rear Disc Brake
...
B142A Ignition voltage
Description
DTC B142A IGNITION VOLTAGE
Ignition voltage is supplied to the air bag diagnosis sensor unit when the
ignition is in the ON position. The air
bag diagnosis sensor unit will monitor for low or high ignition voltage.
PART LOCATION
Refer to SRC-5, "Component Parts Location" ...
Basic inspection
Diagnosis and repair work flow
Work flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurs).
Check operation condition of the function th ...