A00193
Continuity
Continuity
Open
Open
(+)
(
−
)
1
2
3
4
5
6
1
2
3
6
5
4
P24685
P24686
P24687
FPR
(+)
(
−
)
−
DIAGNOSTICS
ENGINE
DI
−
119
1996 LAND CRUISER (RM451U)
5
Check operation of fuel pump relay.
PREPARATION:
(a)
Disconnect fuel pump relay connector.
(b)
Remove fuel pump relay.
CHECK:
Check continuity between terminals of fuel pump relay.
OK:
Terminals 3 and 5
Continuity
Terminals 2 and 5
Open
Terminals 1 and 5
Continuity
(Reference value 80
Ω)
CHECK:
(a)
Apply battery voltage between terminals 1 and 5.
(b)
Measure voltage between terminals 1 and 2.
OK:
Terminals 1 and 2
Battery voltage
NG
Replace fuel pump relay.
OK
6
Check voltage between terminal FPR of ECM connector and body ground.
PREPARATION:
(a)
Remove instrument panel speaker No.1 panel (See page
SF
−
65
).
(b)
Start the engine.
CHECK:
Measure voltage between terminal FPR of ECM and body
ground while racing the engine.
OK:
Time after engine started
Voltage
60 seconds or more
0
−
3 V
Less than 60 seconds
9
−
14 V
OK
Check and replace ECM (See page
IN
−
28
).
NG
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Brought to you by BirfMark
Version 1.00 - 12/21/2010