P22423
2
1
3
4
13
24
O
2
2
2
2
2
2
EB1
EA2
EFI
BR
R
−
Y
Y
−
R
R
Y
−
R
1
7
R
3
5
1
E7
E5
E5
E
F
I Main
Relay
From Battery
EB
R/B
No.2
1
4
3
2
BR
−
B
BR
−
B
BR
−
B
W
L
GR
E6
E4
E6
MRLY
B+
HT1
OX2
E1
HT2
E03
OX1
Heated Oxygen Sensor
(bank 1 sensor 1)
Heated
Oxygen Sensor
(bank
1 sensor 2)
ECM
Y
−
R
Y
−
R
EC
3
2
1
4
E1
E03
E1
7
−
DIAGNOSTICS
ENGINE
DI
−
41
1996 LAND CRUISER (RM451U)
HINT:
After confirming DTC P0125 use the OBD II scan tool or TOYOTA hand−held tester to confirm voltage output
of heated oxygen sensor (bank 1 sensor 1) from CURRENT DATA.
If voltage output of heated oxygen sensor (bank 1 sensor 1) is 0 V, heated oxygen sensor (bank 1 sensor
1) circuit may be open or short.
WIRING DIAGRAM
Brought to you by BirfMark
Brought to you by BirfMark
Version 1.00 - 12/21/2010