Inspection Procedure

Check EFI fuse.
CHECK:

Check continuity of EFI fuse.

OK:
1. Continuity
NG: Replace the failure fuse.

OK: Go to next step
Check voltage between terminals +B and GND of Transponder Key ECU connector.
PREPARATION:
1. Turn ignition switch OFF.
2. Disconnect the Transponder Key ECU connector.
CHECK:

Measure voltage between terminals +B and GND.

OK:
1. Voltage: 10-14 V
OK: Proceed to next circuit inspection shown in problem symptoms table (See PROBLEM SYMPTOMS TABLE ).

NG: Go to next step
Check wire harness and connector between Transponder Key ECU and body ground.
NG: Repair or replace wire harness or connector.

OK: Check and repair wire harness and connector between Transponder Key ECU and Battery.