Engine Coolant Temperature Gauge System Inspection - Toyota Hilux Surf 1993 Owner's Manual

BE–36
Resistance (/ )
Between
w/o
terminals
Tachometer
BODY ELECTRICAL SYSTEM
2. INSPECT WARNING SWITCH
(a) Apply battery positive voltage between terminals 1
HINT: It will take a short time for the bulb to light up.
(b) Submerge the switch in fuel, check that the bulb
Engine Coolant Temperature Gauge System
INSPECT RECEIVER GAUGE
(Operation)
(a) Disconnect the connector from the sender gauge.
(b) Turn the ignition switch ON, check that the receiver
(c) Ground terminal on the wire harness side connector
(d) Turn the ignition switch ON, check that the bulb
If operation is not as specified, replace the sender gauge.
Then, recheck the system.
If operation is not as specified, measure the receiver
gauge resistance.
w/
Tachometer
– Combination Meter
and 4 through a 3.4 W test bulb, check the bulb
lights up.
goes out.
If operation is not as specified, replace the sender
gauge.
gauge needle indicates cool.
through a 3.4 W test bulb.
lights up and the receiver gauge needle moves to–
wards the hot side.