Diesel Electrical System Diagnosis (11B And 14B); Diagnosis [11B And 148 - Toyota 3b Repair Manual

-
DTESEL
ELECTRICAL SYSTEM
DIAGNOSIS
[1
1
B
AND 148]
ENGINE DOES NOT START WHEN COLD
HINT:
1
.
Battery voltage at least 12
volts lor 24 volts)
-
ignition switch
OFF.
2.
Engine cranks normallY.
3.
Water temp. sensor okay. (See page 5T-6)
1.
Pre-heating
Systemlw/ lntake Heaterl
1.
INSPECT POWER SUPPLY SECTION
ENGINE MECHANICAL
-
Diesel Electrical System
11Band1
Replace
the intake heater.
ls
there continuity in the intake
heater?
(See page ST-11)
Replace
the fusible
link.
Disconnect the water temp. sensor
connector.
Check
the fusible link for intake
heater.
When the ignition switch
is
turned ON,
does pre-heat side of
the intake heater
have battery voltage tor 77
seconds?
lnspect control section.
(See
overleaf)