Diagnostic Trouble Code Table

WARNING: This page is about a different car, the 2006 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.

If a malfunction code is displayed during the DTC check, check the circuit listed for that code in DIAGNOSTIC TROUBLE CODE TABLE (Proceed to the DTC No. given for that circuit).

DIAGNOSTIC TROUBLE CODE TABLE

DTC No.	Diagnostic Item	Trouble Area
B1214	Door system communication bus malfunction (+B short)	Theft warning ECU assy (Theft deterrent ECU) Multiplex network door ECU back (Back door ECU) Wire harness Instrument panel junction block assy (Body ECU)
B1215	Door system communication bus malfunction (GND short)	Theft warning ECU assy (Theft deterrent) Multiplex network door ECU back (Back door ECU) Wire harness Instrument panel junction block assy (Body ECU)
B1269	Theft deterrent ECU communication stop	Theft warning ECU assy (Theft deterrent ECU) Wire harness
B1287	Back door ECU communication stop	Multiplex network door ECU back (Back door ECU) Wire harness