1998 TOYOTA LAND CRUISER Factory Repair Manual

Page 1329 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual DI-280
- DIAGNOSTICSENGINE
473 Author: Date:
2004 LAND CRUISER   (RM1071U)
INSPECTION PROCEDURE
HINT:
Read freeze frame data using the hand-held tester or the OBD II scan tool. Freeze frame data rec

Page 1330 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual A19642
Brake Pedal
DepressedBrake Pedal
Release ON
() ()
ST1-(+)E8
E7
E1 (-)
- DIAGNOSTICSENGINE
DI-281
474 Author: Date:
2004 LAND CRUISER   (RM1071U)
4 Check STP signal and ST1- voltage.
PREPARATI

Page 1331 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual A56986
A67404A21228
Wire Harness Side:
Stop Light Switch Connector
ECM Connector S5
ST1-
STP
E8
DI-282
- DIAGNOSTICSENGINE
475 Author: Date:
2004 LAND CRUISER   (RM1071U)
5 Check harness and connect

Page 1332 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual - DIAGNOSTICSENGINE
DI-283
476 Author: Date:
2004 LAND CRUISER   (RM1071U)
OBD II scan tool (excluding hand-held tester):
1 Check operation of stop light.
CHECK:
Check if the stop lights come on and

Page 1333 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual A19642
Brake Pedal
DepressedBrake Pedal
Release
STP ON
() ()
ST1-(+)
(+) E8
E7
E1 (-)
DI-284
- DIAGNOSTICSENGINE
477 Author: Date:
2004 LAND CRUISER   (RM1071U)
4 Check STP signal.
PREPARATION:
Turn

Page 1334 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual A56986
A67404A21228
Wire Harness Side:
Stop Light Switch Connector
ECM Connector S5
ST1-
STP
E8
- DIAGNOSTICSENGINE
DI-285
478 Author: Date:
2004 LAND CRUISER   (RM1071U)
5 Check harness and connect

Page 1335 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual A20823
Idle engine
RPM
Small Target RPM
Actual idle RPMLarge
Learned value 
of the idle speed 
controlMaximum
Minimum
Time 0
Time DI-286
- DIAGNOSTICSENGINE
479 Author: Date:
2004 LAND CRUISER   (RM

Page 1336 of 3115

TOYOTA LAND CRUISER 1998  Factory Repair Manual - DIAGNOSTICSENGINE
DI-287
480 Author: Date:
2004 LAND CRUISER   (RM1071U)
MONITOR STRATEGY
Related DTCsP0505Idle air control malfunction
Main sensors/componentsCrankshaft position sensor
Required s