Power Door Lock Control System Troubleshooting; Power Door Lock Control System Parts Inspection - Toyota Hilux Surf 1993 Owner's Manual

Problem
GAUGE fuse blown
Door lock system
does not operate at
all
Door lock solenoid faulty
Door lock control relay faulty
Wiring or ground faulty
Door lock manual switch faulty
Door lock system
Door lock control relay faulty
does not operate by
Wiring or ground faulty
manual switch
Door key lock and unlock switch faulty
Door lock system
Door lock control relay faulty
does not operate by
Wiring or ground faulty
door key
BODY ELECTRICAL SYSTEM
Troubleshooting
Possible cause
Parts Inspection
1. INSPECT SWITCHES
(Driver's Door Lock Manual Switch: in Master Switch/
Continuity)
Terminal
Switch position
LOCK
OFF
UNLOCK
(Passenger 's Door Lock Manual Switch/ Continuity)
Terminal
Switch position
LOCK
OFF
UNLOCK
(Door Key Lock and Unlock Switch/ Continu-
ity)
Terminal
Switch position
LOCK
OFF
UNLOCK
If continuity is not as specified, replace the switch.
– Power Door Lock Control System
Remedy
Replace fuse and check for
short
Check solenoid
Check relay
Repair as necessary
Check switch
Check relay
Repair as necessary
Check switch
Check relay
Repair as necessary
BE–49
Page
BE–3
BE–50
BE–51
BE–49
BE–51
BE–49
BE–51