Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2011 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to "See procedure" in the DTC chart.
- Inspect the fuses and relays before troubleshooting the areas shown in the table below.
WIRELESS DOOR LOCK CONTROL SYSTEM
| DTC Code | Detection Item | Trouble Area | See procedure |
|---|---|---|---|
| B1242 | Wireless Door Lock Tuner Circuit Malfunction | Door control receiver Wire harness or connector Certification ECU |
Refer to DTC B1242: Wireless Door Lock Tuner Circuit Malfunction |