Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2011 Lexus IS 350 and 2011 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
If a trouble code is indicated during the DTC check, check the circuit listed for that code in the table below. Then proceed to the appropriate information.
WIRELESS DOOR LOCK CONTROL SYSTEM:
| DTC No. | Detection Item | Trouble Area | See |
|---|---|---|---|
| B1242 | Wireless Door Lock Tuner Circuit Malfunction | 1. Door control receiver 2. Wire harness 3. Certification ECU |
Refer to DTC B1242: Wireless Door Lock Tuner Circuit Malfunction |