Inspection Procedure

Check ECU-B2, DOOR fuse.
CHECK:

Check continuity of ECU-B2, DOOR fuse.

OK:

Continuity
1. NG : Replace faulty fuse.
2. OK : Go to next step.
Check voltage between terminals BDR1, BECU and GND1, 2 of Body ECU connector.
PREPARATION:
1. Turn the ignition switch OFF.
2. Disconnect the Body ECU connector.
  CHECK:
  
  Measure the voltage between terminals BDR1, BECU and GND1, 2.
  
  OK:
  
  Voltage: 10 - 14V
1. OK : Proceed to next circuit inspection shown on problem symptoms table (See PROBLEM SYMPTOMS TABLE ).
2. NG : Go to next step.
Check wire harness and connector between Body ECU and body ground (See HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE ).
1. NG : Repair or replace wire harness or connector.
2. OK : Proceed to next circuit inspection shown on problem symptoms table (See PROBLEM SYMPTOMS TABLE ).