1998 TOYOTA LAND CRUISER Factory Repair Manual

brake sensor spark plugs replace interior lights towing open hood fuse chart

Page 977 of 3115

TOYOTA LAND CRUISER 1998 Factory Repair Manual DI-456
- DIAGNOSTICSAUTOMATIC TRANSMISSION
649 Author: Date:
2004 LAND CRUISER (RM1071U)
2 Clear the DTC and running test (See page DI-361).
CHECK:
Clear the DTC again, and check DTC again after c

Page 978 of 3115

TOYOTA LAND CRUISER 1998 Factory Repair Manual - DIAGNOSTICSAUTOMATIC TRANSMISSION
DI-457
650 Author: Date:
2004 LAND CRUISER (RM1071U)
DTC P0818 Driveline Disconnect Switch Input Circuit
CIRCUIT DESCRIPTION
The ECM detects the signal from the

- DIAGNOSTICSAUTOMATIC TRANSMISSION
DI-457
650 Author: Date:
2004 LAND CRUISER (RM1071U)
DTC P0818 Driveline Disconnect Switch Input Circuit
CIRCUIT DESCRIPTION
The ECM detects the signal from the transfer neutral position switch.
This DTC indicates that the transfer neutral position switch remains ON.
DTC No.DTC Detecting ConditionTrouble Area
P0818
Transfer neutral position switch remains ON while vehicle run-
ning under conditions for 30 sec. (2-trip detection logic)
Vehicle speed is 25 km/h or more
Transfer shift position is HShort in transfer neutral position switch circuit
Transfer neutral position switch
ECM
MONITOR DESCRIPTION
The ECM detects whether or not the transfer gear is in the neutral position by monitoring the signal from the
transfer neutral position switch.
If the ECM detects that the transfer-case is in neutral under the following conditions, the ECM will conclude
that there is a malfunction of the transfer-case neutral position switch:
Transfer-case neutral position switch indicates that the transfer-case is in neutral.
Transfer-case shifter is in the ºHº position.
The vehicle is traveling at 25 km/h (16 mph) or more.
The neutral switch has been ON for more than thirty seconds.
If all of the above conditions are detected, the ECM will conclude that there is a malfunction of the transfer-
case neutral position switch, illuminate the MIL and store the DTC.
MONITOR STRATEGY
Related DTCsP0818Transfer neutral position switch/Verify switch cycling
Rid /C tMainTransfer neutral position switchRequired sensors/ComponentsSubVehicle speed sensor
Frequency of operationContinuous
Duration30 sec.
MIL operation2 driving cycles
Sequence of operationNone
TYPICAL ENABLING CONDITIONS
ItSpecificationItemMinimumMaximum
The monitor will run whenever the follow-
ing DTCs are not present.See page DI-361
Vehicle speed25 km/h (16 mph) or more-
Transfer positionHigh
Ignition switch ON and time after OFF to
ON0.5 sec. or more-
TYPICAL MALFUNCTION THRESHOLDS
Detection criteriaThreshold
Transfer neutral switch signalON
DIB3E-02

Page 979 of 3115

TOYOTA LAND CRUISER 1998 Factory Repair Manual D12764D13183
EC 2 1Y-G
EB1 D6
Detection SW
(Transfer Neutral Position)J/B No. 6
11
E7TFN 38
539
Y-GY-GECM
W-B
W-B
EB18
6D
6D10
If1Y-G DI-458
- DIAGNOSTICSAUTOMATIC TRANSMISSION
651 Author: Date:
200

Page 980 of 3115

TOYOTA LAND CRUISER 1998 Factory Repair Manual D02665
OFF-ON27±0.82mm Ball
- DIAGNOSTICSAUTOMATIC TRANSMISSION
DI-459
652 Author: Date:
2004 LAND CRUISER (RM1071U)
INSPECTION PROCEDURE
1 Check transfer neutral position switch.
PREPARATION:
Re

Page 981 of 3115

TOYOTA LAND CRUISER 1998 Factory Repair Manual DI-460
- DIAGNOSTICSAUTOMATIC TRANSMISSION
653 Author: Date:
2004 LAND CRUISER (RM1071U)
DTC P0973 Shift Solenoid ºAº Control Circuit Low
(Shift Solenoid Valve S1)
DTC P0974 Shift Solenoid ºAº

Page 982 of 3115

TOYOTA LAND CRUISER 1998 Factory Repair Manual D12766
S1 R
E6 W E1
Electronically Controlled
Transmission Solenoid
11ECM
R8
S18EB2
- DIAGNOSTICSAUTOMATIC TRANSMISSION
DI-461
654 Author: Date:
2004 LAND CRUISER (RM1071U)
TYPICAL MALFUNCTION THR

Page 983 of 3115

TOYOTA LAND CRUISER 1998 Factory Repair Manual 1
152 3 4 5 6 7 8
9 10 11 12
13 14
D11994
S1
D11583
S1
E1
E5E6E7E8E9
DI-462
- DIAGNOSTICSAUTOMATIC TRANSMISSION
655 Author: Date:
2004 LAND CRUISER (RM1071U)
INSPECTION PROCEDURE
1 Check transmiss

Page 984 of 3115

TOYOTA LAND CRUISER 1998 Factory Repair Manual D11991(+) (-)
- DIAGNOSTICSAUTOMATIC TRANSMISSION
DI-463
656 Author: Date:
2004 LAND CRUISER (RM1071U)
3 Check shift solenoid valve S1.
PREPARATION:
(a) Jack up the vehicle.
(b) Remove the oil pan

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