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Toyota 1HD-FT Repair Manual Page 227

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ST-4
STARTING SYSTEM - PRE-HEATING SYSTEM
2.
INSPECT PRE-HEATING TIMER OR EMISSION ECU
CIRCUIT
Check the connector on the wire harness side as
shown in these chart
Check for
Tester connection
Condition
Specified value
Voltage·'
BAn -
Ground
-
Battery voltage
GINO - Ground
Ignition switch OFF
No voltage
Voltage
Ignition switch ON
Battery voltage
Voltage-'
+8. +81 - Ground
Ignition switch OFF
No voltage
Ignition switch ON
Battery voltage
Voltage*2
IG - Ground
Ignition switch OFF
No voltage
Ignition switch ON
Battery voltage
Voltage
STA - Ground
Ignition switch OFF
No voltage
Ignition switch START
Battery voltage
Voltage
VPWC - Ground
Ignition switch OFF
No voltage
Ignition switch ON
Battery voltage
Continuity
GREl
Ground
Continuity
Continuity·1
THW
E2
-
Continuity
Continuity*2
THW -EG
Continuity
Continuity*l
E1, E01, E02 - Ground
-
Continuity
wI
EGR System
Wire Harness Side of Emission ECU
" K ,
r"11l..
I I
.-
.,
/
M"
/
f~
/
1/
'"
."
/
l-
••
r-'
""
/
,~,
V
'" "
'"
/
1/
1/
/ /
." ,.,
u v..
'"
1/
~~
",
"
/
'"
.,
'G'
~
Ie sp,
n·"·'·" mn·2I·l
w/o
EGR System
I"P"'"
p-
Wire Harness Side of Pre-Heating Timer
' " ' / 11 :-
e-8-'
'"
'" H'G
,.,
*1:
wI
EGA System
*2:
wlo
EGA System
3.
RECONNECT PRE-HEATING TIMER OR EMISSION
ECU CONNECTOR(SI

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Comments to this Manuals

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Latest comments:
  • Dibakar Kundu Aug 13, 2019 04:39:
    much helf full to us,we hope will get this type of support in future.