DIAGNOSTIC TROUBLE CODE CHART
Main Body ECU (Driver Side junction Block Assembly)
DTC Code |
Detection Item |
Trouble Area |
See page |
---|---|---|---|
B1206 |
P/W Master Switch Communication Stop |
1. Multiplex network master switch assembly 2. Main body ECU (Driver side junction block assembly) 3. Wire harness or connector 4. ECU-B NO. 2 fuse |
|
B124D |
Lost Communication with AFS LIN |
1. Inner rear view mirror assembly 2. Wire harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
|
B1273 |
Sliding Roof ECU Communication Stop |
1. Sliding roof ECU (Sliding roof drive gear assembly) 2. Main body ECU (Driver side junction block assembly) 3. Wire harness or connector 4. S/R fuse |
|
B2287 |
LIN Communication Master Malfunction |
1. Multiplex network master switch assembly 2. Main body ECU (Driver side junction block assembly) 3. Wire harness or connector |
|
B2321 |
Driver Side Door ECU Communication Stop |
1. Power window regulator motor assembly (for Driver side) 2. Main body ECU (Driver side junction block assembly) 3. Multiplex network master switch assembly 4. Wire harness or connector 5. FL DOOR fuse |
|
B2322 |
Front Passenger Side Door ECU Communication Stop |
1. Power window regulator motor assembly (for Front passenger side) 2. Main body ECU (Driver side junction block assembly) 3. Wire harness or connector 4. FR DOOR fuse |
|
B2323 |
Rear Door RH ECU Communication Stop |
1. Power window regulator motor assembly (for Rear RH side) 2. Main body ECU (Driver side junction block assembly) 3. Wire harness or connector 4. RR DOOR fuse |
|
B2324 |
Rear Door LH ECU Communication Stop |
1. Power window regulator motor assembly (for Rear LH side) 2. Main body ECU (Driver side junction block assembly) 3. Wire harness or connector 4. RL DOOR fuse |
|
B2325 |
LIN Communication Bus Malfunction |
1. Power window regulator motor assembly (for Driver side) 2. Power window regulator motor assembly (for Front passenger side) 3. Power window regulator motor assembly (for Rear RH side) 4. Power window regulator motor assembly (for Rear LH side) 5. Multiplex network master switch assembly 6. Sliding roof ECU (Sliding roof drive gear assembly) 7. Main body ECU (Driver side junction block assembly) 8. Wire harness or connector |
|
DTC Code |
Detection Item |
Trouble Area |
See page |
---|---|---|---|
B2785 |
Communication Malfunction between ECUs Connected by LIN |
1. Certification ECU (Smart key ECU assembly) 2. Power source control ECU (Power management control computer assembly) 3. Steering lock ECU (Steering lock actuator assembly) 4. Wire harness or connector |
|
B2786 |
No Response from Steering Lock ECU |
1. Steering lock ECU (Steering lock actuator assembly) 2. Certification ECU (Smart key ECU assembly) 3. Wire harness or connector 4. STR LOCK fuse |
|
B278C |
Lost Communication with Power Source Control |
1. Power source control ECU (Power management control computer assembly) 2. Certification ECU (Smart key ECU assembly) 3. Wire harness or connector 4. AM2 fuse |
|
DTC Code |
Detection Item |
Trouble Area |
See page |
---|---|---|---|
B2432 |
Lost Communication with Automatic High Beam Sensor |
1. Inner rear view mirror assembly 2. Wire harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
|
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the engine immobiliser system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Removal
REMOVAL
CAUTION / NOTICE / HINT
NOTICE:
Release the vacuum from the booster by depressing the brake pedal several times.
Then remove the brake master cylinder from the brake booster.
PROCEDURE
1. REMOVE FRONT WIPER ARM HEAD CAP
2. REMOVE FRONT WIPER AR ...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector
3 (DLC3) of the vehicle. When the rear view monitor system seems to be malfunctioning,
use the Techstream to check for malfunctions and to perfor ...