DESCRIPTION
This DTC is output when LIN communication between the master switch and main body ECU (multiplex network body ECU) stops for 10 seconds or more.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B1206 | No communication between master switch and main body ECU (multiplex network body ECU) for 10 seconds or more | Main body ECU (multiplex network body ECU) Front multiplex network door ECU LH Multiplex network master switch assembly Harness or connector |
Scheme 191
This DTC is output when LIN communication between the sliding roof drive gear sub-assembly and main body ECU (multiplex network body ECU) stops for 10 seconds or more.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B1273 | No communication between sliding roof drive gear sub-assembly and main body ECU (multiplex network body ECU) for 10 seconds or more | Main body ECU (multiplex network body ECU) Cowl side junction block LH Sliding roof drive gear sub-assembly Harness or connector |
HINT
For vehicles with sliding roof system only.
Scheme 192
The rear control switch communicates with the air conditioning amplifier assembly through the LIN communication system.
If the LIN communication system malfunctions, the air conditioning amplifier assembly does not operate even if the rear control switch is operated.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B14B3 | Lost communication with the rear control switch. | Rear control switch Air conditioning amplifier assembly Harness or connector |
The refreshing seat switch communicates with the air conditioning amplifier assembly through the LIN communication system. If the LIN communication system malfunctions, the air conditioning amplifier assembly does not operate even if the refreshing seat switch is operated.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B14B5 | Lost communication with the refreshing seat switch. | Refreshing seat switch Air conditioning amplifier assembly Harness or connector |
This DTC is stored when there is an open, short or ECU communication malfunction between the power management control ECU and certification ECU (smart key ECU assembly).
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2287 | There is an open, short or ECU communication malfunction between power management control ECU and certification ECU (smart key ECU assembly). | Power management control ECU Certification ECU (smart key ECU assembly) Harness or connector |
Scheme 193
This DTC is output when LIN communication between the front power window regulator motor assembly LH and main body ECU (multiplex network body ECU) stops for 10 seconds or more.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2321 | No communication between front power window regulator motor assembly LH and main body ECU (multiplex network body ECU) for 10 seconds or more | Main body ECU (multiplex network body ECU) Front multiplex network door ECU LH Front power window regulator motor assembly LH Harness or connector |
Scheme 194
This DTC is output when LIN communication between the front power window regulator motor assembly RH and main body ECU (multiplex network body ECU) stops for 10 seconds or more.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2322 | No communication between front power window regulator motor assembly RH and main body ECU (multiplex network body ECU) for 10 seconds or more | Main body ECU (multiplex network body ECU) Front multiplex network door ECU RH Front power window regulator motor assembly RH Harness or connector |
Scheme 195
This DTC is output when LIN communication between the rear power window regulator motor assembly RH and main body ECU (multiplex network body ECU) stops for 10 seconds or more.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2323 | No communication between rear power window regulator motor assembly RH and main body ECU (multiplex network body ECU) for 10 seconds or more | Main body ECU (multiplex network body ECU) Rear power window regulator motor assembly RH Harness or connector |
Scheme 196
This DTC is output when LIN communication between the rear power window regulator motor assembly LH and main body ECU (multiplex network body ECU) stops for 10 seconds or more.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2324 | No communication between rear power window regulator motor LH and main body ECU (multiplex network body ECU) for 10 seconds or more | Main body ECU (multiplex network body ECU) Rear power window regulator motor assembly LH Harness or connector |
Scheme 197
The main body ECU (multiplex network body ECU) monitors the LIN communication bus between the components related to the door and sliding roof intermittently. DTC B2325 is output when a malfunction in the LIN communication bus between the components related to the door and sliding roof is detected 3 times consecutively.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2325 | Main body ECU (multiplex network body ECU) detects malfunction of LIN communication bus between components related to door and sliding roof 3 times consecutively | Main body ECU (multiplex network body ECU) Multiplex network master switch assembly Front multiplex network door ECU LH Front multiplex network door ECU RH Front power window regulator motor assembly LH Front power window regulator motor assembly RH Rear power window regulator motor assembly LH Rear power window regulator motor assembly RH Sliding roof drive gear sub-assembly* Harness or connector |
- *: w/ Sliding Roof System
Scheme 198
The certification ECU (smart key ECU assembly) monitors the LIN communication bus between the components related to certification intermittently. DTC B2785 is output when a malfunction in the LIN communication bus between the components related to certification is detected 3 times consecutively.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2785 | Certification ECU (smart key ECU assembly) detects malfunction in LIN communication bus between components related to certification 3 times consecutively | Certification ECU (smart key ECU assembly) ID code box (immobilizer code ECU) Power management control ECU Steering lock actuator assembly Harness or connector |
Scheme 199
This DTC is output when LIN communication between the certification ECU (smart key ECU assembly) and steering lock actuator assembly stops for 10 seconds or more.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2786 | Periodic transmission from steering lock actuator assembly stops for 10 seconds or more | Certification ECU (smart key ECU assembly) Steering lock actuator assembly Harness or connector |
Scheme 200
This DTC is output when LIN communication between the certification ECU (smart key ECU assembly) and ID code box (immobilizer code ECU) stops for 10 seconds or more.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2789 | No communication between certification ECU (smart key ECU assembly) and ID code box (immobilizer code ECU) for 10 seconds or more | Certification ECU (smart key ECU assembly) ID code box (Immobilizer code ECU) Harness or connector |
Scheme 201
This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and power management control ECU stops for 10 seconds or more.
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| B278C | No communication between the certification ECU (smart key ECU assembly) and power management control ECU for 10 seconds or more. | Power management control ECU Certification ECU (smart key ECU assembly) Harness or connector |
Scheme 202
The LIN communication of the components related to the rain sensor occurs between the rain sensor and windshield wiper switch assembly.
Scheme 203
See also:
• DISASSEMBLY [03/2012 - ]