FixVault

Diagnostic Trouble Code Chart

If a malfunction code is displayed during DTC check, check the circuit corresponding to the code in the table below. Proceed to the example given for the circuit.

DIAGNOSTIC TROUBLE CODE CHART

DTC No. Detection Item Trouble Area
B1242  Wireless Door Lock Tuner Circuit Malfunction
  • Wire harness
  • Wireless door lock tuner (door control receiver)
  • Body ECU (Main)