Toyota 2H Repair Manual page 25

E N G I N E MECH A N I C A L
1
CONTINUED FROM PAGE EM-14
o (1
When the ignition switch is lurned ON.
is voltage between terminals Band
G of the No. intake heater relay
V for 20 seconds 2V typel or
seconds (24V Iypel?
Ves
8
Wi t h the eng i�e star ted, is t h ere 0 v olla ge
�etween termmals and G of the NO.2
a
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Ves
CONTINUED ON PAGE EM-16
-
Diesel Electrical System Diagnosis
14
D i d No .
relay check out okay?
(See page S
1
When th� ignition switch is turned
ON, does terminal
heater timer have battery voltage
for 20 seconds (12V type) or 14
seconds (24V typel?
9
•
Open Cifcuit in wire harness
between terminal 1 of t he timer
and terminal of the No.1 intake
heater relay
•
Open circuit or ground faulty
in wire harness between terminal
E of the No.1 intake heater
relay and body ground.
No
relay check out okay?
(See page S
112H- TJ
1
T -91
int ak e he ate r
No
Ves
of the intake
Ves
T -91
No
Ves
and Intake Heater Relays
No. 1 No.2
EM-1S
1
Replace the No.
intake heater
relay.
Replace the timer.
Replace the No.2
intake heater
relay.