FixVault

Diagnostic Trouble Code Chart

WARNING: This page is about a different car, the 2008 Lexus LS 600hL. 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 table below

Wireless door lock control system: 

DIAGNOSTIC TROUBLE CODE CHART

DTC Code Detection Item Trouble Area Refer To
B1242  Wireless Door Lock Tuner Circuit Malfunction
  • Harness and connector
  • Door control receiver
  • Certification ECU