1998 TOYOTA LAND CRUISER Factory Repair Manual

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TOYOTA LAND CRUISER 1998  Factory Repair Manual Q30018
DI-1 12
- DIAGNOSTICSENGINE
305 Author: Date:
2004 LAND CRUISER   (RM1071U)
2 Check output voltage of heated oxygen sensor during idling.
PREPARATION:
(a) Warm up the heated oxygen sensor wit

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TOYOTA LAND CRUISER 1998  Factory Repair Manual A20870
E1 +B
OX
+BHT
OX E1HT H5
H7
H6
H8
Components  Side:
Bank1 Sensor1, Bank2 Sensor1
Bank1 Sensor2, Bank2 Sensor2
A21543
1
23
4 EFI or ECD Relay
- DIAGNOSTICSENGINE
DI-1 13
306 Author: Date:
2004

Page 1163 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual A20870
E1 +B
OX
+BHT
OX E1HT H5
H7
H6
H8
Components  Side:
Bank1 Sensor1, Bank2 Sensor1
Bank1 Sensor2, Bank2 Sensor2
A21340ECM Connector HT1BHT1AOX1A
OX2A
HT2B
HT2AOX1B E6
OX2B
DI-1 14
- DIAGNOSTICSEN

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TOYOTA LAND CRUISER 1998  Factory Repair Manual A21040
Reference (Bank 1 Sensor 1 System Drawing)
From 
BatteryEFI or ECD
No. 1 FuseEFI or ECD
RelayEFI or ECD
No. 2 FuseHeater Oxygen
Sensor
Heater
SensorHT1A
OX1A
E2
MRELECM
- DIAGNOSTICSENGINE
DI-1

Page 1165 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual DI-1 16
- DIAGNOSTICSENGINE
309 Author: Date:
2004 LAND CRUISER   (RM1071U)
8 Check injector injection (See page SF-24).
NG Replace injector.
OK
Replace heated oxygen sensor.
9 Perform confirmation

Page 1166 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual - DIAGNOSTICSENGINE
DI-1 17
310 Author: Date:
2004 LAND CRUISER   (RM1071U)
DTC P0133 Oxygen Sensor Circuit Slow Response
(Bank 1 Sensor 1)
DTC P0153 Oxygen Sensor Circuit Slow Response
(Bank 2 Sens

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TOYOTA LAND CRUISER 1998  Factory Repair Manual A20599
0.55
0.40
Oxygen sensor output voltage (V)
Lean to Rich / Rich to Lean time definition
Time Lean to Rich time Rich to Lean time
Rich
Lean Slow slope condition
A20600
Frequency Condition
One Cyc

Page 1168 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual - DIAGNOSTICSENGINE
DI-1 19
312 Author: Date:
2004 LAND CRUISER   (RM1071U)
MONITOR STRATEGY
RltdDTC
P0133Front heated oxygen sensor response monitor
(Bank 1)
Related DTCs
P0153Front heated oxygen s