Using Open Door Indicator Light

WARNING: This page is about a different car, the 2003 Lexus IS 300 and 2002 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: DTCs are 2 digit numbers.

Using Diagnosis Check Wire (SST 09843-18020), connect terminals 11 (Tc) and 3 (E1) of the DLC1 located in the combination meter ECU. See CONNECTOR IDENTIFICATION .
Turn the ignition switch ON.
Read and record the DTC on the open door indicator light. See Fig 1 for DTC output examples.
Check for the problem using the DTC table. See DIAGNOSTIC TROUBLE CODE INDEX .
After completing the check, turn the ignition switch off and disconnect terminals Tc and E1.

Fig 1: Identifying Open Door Indicator Light Blinking Codes