Fuel Heater System Circuit; Inspection Of Fuel Heater - Toyota 3b Repair Manual

FU-6 FUEL SYSTEM
-
Fuel Heater
FUEL HEATER
SYSTEM CIRCUIT
lgnition Switch
Fuse
ENGINE
BJ (15A)
BU
(7.5A)
BB
(1OA)
Fusible Link
BU
(12V)
AM, (604)
BU
(24V)
AM.
{5OA)
BB
AM (1.OY)
BJ
AM
(1.258)
BU. BB Main
(2.01)
Vacuum
Switch
Fuel Heater
Relay
Fuel Heater
Ohmmeter
INSPECTION OF
FUEL HEATER
1.
INSPECT FUEL HEATER
using an ohmmeter, measure the resistance between
the
terminals.
Resistance: Approx. O.7
O
at 2OoC (68oF)
2.
INSPECT VACUUM SWITCH
(a)
Using an ohmmeter, check that
there is
no continuity
between the switch terminal and switch
body.