Toyota T100 1996 Service Manual page 1854

Tester connection
5 − Ground
5 − Ground
7 − Ground
16 − Ground
7 − Ground
16 − Ground
8 − Ground
8 − Ground
12 − Ground
13 − Ground
2 − Ground
2 − Ground
6 − Ground
11 − Ground
11 − Ground
From Back Side
17
Tester connection
17 − Ground
17 − Ground
1
2
3
4
1996 TOYOTA T100 (RM449U)
BODY ELECTRICAL
Light control switch OFF or TAIL
Light control switch HEAD
Headlight dimmer switch
Low beam
Headlight dimmer switch
High beam or Flash
Parking brake switch OFF
(Parking brake lever released)
Paring brake switch ON
(Parking brake lever pulled up)
Constant
Constant
Ignition switch LOCK or ACC
Ignition switch ON or START
Constant
Engine Stop
Engine Running
If circuit is as specified, perform inspections.
8.
Connect the wire harness side connector to the relay and in-
spect wire harness side connector from the back side, as
shown.
Z10157
Headlight dimmer switch
Low beam
Headlight dimmer switch
High beam or Flash
If circuit is as specified, trying replacing the relay with a new
one.
9.
2 1
3
4
If continuity is not as specified, replace the relay.
Z08559
− HEADLIGHT AND TAILLIGHT SYSTEM
Condition
Connector Connected:
INSPECT DAYTIME RUNNING LIGHT RELAY CIRCUIT
Condition
INSPECT DAYTIME RUNNING LIGHT RELAY NO.4
CONTINUITY
Condition
Constant
Apply B+ between
terminals 3 and 4.
Specified condition
No continuity
Continuity
No continuity
Continuity
No continuity
Continuity
Continuity
Continuity
No voltage
Battery positive voltage
Battery positive voltage
No voltage
Battery positive voltage
Specified condition
No voltage
Battery positive voltage
Tester connection Specified condition
3 − 4
1 − 2
BE−19
Continuity
Continuity