DTC B1A11
Precautions: Precautions for Diagnosing Trouble · Precautions for Control Systems · General safety (00)
DTC Detecting Condition and Trouble Area
| DTC detecting condition | Trouble area |
|---|---|
|
B1A11: Auto Tire Pressure Sensor ID Code Learning Not Complete Automatic learning of tire pressure sensor ID code is not completed. |
•Tire pressure sensor No.1, No.2, No.3 and/or No.4
•TPMS control module •ECM |
DTC Confirmation Procedure
WARNING:
If you do not select a suitable route and take proper precautions when performing a road test, an accident can occur.
•Select a level road with no traffic to minimize the risk of accident.
•Perform the test extremely carefully.
•Perform the road test with 2 persons, a driver and a tester.
•Perform the test extremely carefully.
•Perform the road test with 2 persons, a driver and a tester.
1)Set ignition “OFF” and leave ignition “OFF” for 20 minutes or more.
2)Drive vehicle at 25 km/h (16 mile/h) or more for 10 minutes or more.
DTC Troubleshooting
| Step | Action | Yes | No |
|---|---|---|---|
| 1 |
DTC check
1)Check DTC in ECM.
•M16A model:
 •K14C model: •D16AA model: Is there any DTC(s) detected?
|
Go to troubleshooting for applicable DTC.
|
Go to Step 2.
|
| 2 |
Tire pressure sensor ID code registration
1)Perform automatic leaning referring to “Automatic Leaning” in Registration Procedure for Tire Pressure Sensor ID Code.
Is ID code registration completed?
|
End.
|
Go to Step 3.
|
| 3 |
DTC check
Is there any DTC(s) other than B1A11?
|
Go to troubleshooting for applicable DTC.
|
Replace all tire pressure sensors.
|