Toyota 2H Repair Manual page 22

EM-12 ENGINE MECHANICAL
temperature
Place ignition switch ON
check current flow to terminal
5 of timer is in accordance
at
with coolant
if
(See Ti e
on pag 5T -3!.
e
m r characteristics Diagram
OK
Vollage
Ignition switch OFF.
ignition switch al ON
and check for voltage
plug seconds laler.
Place
10
e e e
e � g
�; � � �
: � �
o
�
a few
� �
S ho u ld
Approx.O It
glow plug
okay
Measure resistance.
Glow plug
-
Diesel Electrical System
Clnd
No Voltage
glow
No
112 Vollage Thereafter
Infinity
Diagnosis [2HI
Pre-healing Duration
Thao
D"''''''
is faulty and
Timer should be
Check ballery
be
sensor (Resister side!.
for voltage at
It okay, replace sensof.
current
no VOltage, No.1 glow plug relay is faulty and
should replaced.
vo
If
( t ko
910w
ag
e
ln manifold side).
Check lOr b,lItery l t
If okay,
a
If no plug relay is faullv
replace resistor.
and should be
voltage, No.2
replaced.
Glow plug is faulty and
should be
is
Quite
replaced.
plus side of glow plug
plus side of
10
resistor
replac ed.