
BE-88
BODY ELECTRICAL SYSTEM — Theft Deterrent System
A INSPECTION OF POWER SOURCE CIRCUIT.
Turn ignition switch off.
Is DOME fuse normal?
No → Replace fuse. Is operation normal?
No → Short circuit in wire harness between fuse and terminal 14 of computer.
Yes ↓
Yes ↓
Fuse faulty.
COMPUTER
Disconnect computer connector and inspect connector on wire harness side as follows.
INSPECT POWER SOURCE
Is there battery voltage between terminal 14 and ground.
No → Open circuit in wire harness between fuse and terminal 14 of computer.
Yes ↓
INSPECT GROUND CONNECTION
Is there continuity between terminal 5 and ground.
No → • Open circuit in wire harness between terminal 5 of computer and ground.
• Ground faulty.
Yes ↓
INSPECT FOLLOWING SECTIONS.
Ignition switch circuit .........................Section B
Front door lock solenoid circuit ..........Section E
Front door key lock and unlock
switch circuit .....................................Section C
Door lock switch circuit.........................Section F
Back door key unlock switch circuit ....Section D
Back door courtesy switch circuit ........Section G
Engine hood switch circuit....................Section G
Yes ↓
Replace computer.