Toyota T100 1996 Service Manual page 1878

Oil Pressure Gauge
Ignition
Switch
Battery
w/ Tachometer
Test LED
Battery
Warning Light
Ignition
Switch
Battery
1996 TOYOTA T100 (RM449U)
BODY ELECTRICAL
(c)
(d)
Test Bulb
If resistance value is not as specified, replace the receiver
(3.4W)
gauge.
N06234
16.
A B
Measure the resistance between terminals A and B.
If resistance value is not as specified, replace the receiver
gauge.
Z09833
17.
(a)
(b)
(c)
(d)
BE4917
If operation is not as specified, replace the sender gauge.
18.
(a)
(b)
(c)
If the warning light does not light up, test the bulb.
BE1217
19.
(a)
(b)
OFF
If operation is not as specified, replace the switch.
ON
BE2570
− COMBINATION METER
Ground terminal on the wire harness side connector
through a 3.4 W test bulb.
Turn the ignition ON, check that the bulb lights up and the
receiver gauge needle moves to the high side.
INSPECT OIL PRESSURE RECEIVER GAUGE RESIS-
TANCE
Resistance: Approx. 25.0 Ω
INSPECT OIL PRESSURE SENDER GAUGE OPERA-
TION
Disconnect the connector from the sender gauge.
Apply battery positive voltage to the sender gauge termi-
nal through a test LED.
Check that the bulb does not light when the engine is
stopped.
Check that the LED flashes when the engine is running.
The number of flashes should vary with the engine speed.
INSPECT BRAKE WARNING LIGHT
Disconnect the connectors from the level warning switch
and parking brake switch.
Connect terminals on the wire harness side connector of
the level warning switch connector.
Turn the ignition switch ON, check that the warning light
lights up.
INSPECT BRAKE FLUID LEVEL WARNING SWITCH
Check that there is no continuity between terminals with
the switch OFF (float up).
Check that there is continuity between terminals with the
switch ON (float down).
BE−43