2001 TOYOTA SEQUOIA sensor

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Page 33 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual V08423 Knock  Sensor 1
GRECM
KNK
E1 12
E6
WIRING DIAGRAM
Wiring Diagram
This shows a wiring diagram of the circuit.
Use this diagram together with ELECTRICAL
WIRING DIAGRAM to thoroughly understand th

Page 34 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual V08425
LOCK
KNK
E6 Connector
(a) Remove the glove compartment (See page SF±68).
(b) Disconnect the E6 connector of ECM.
INSPECTION PROCEDURE
Replace knock sensor. 1 Check continuity between terminal

Page 35 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual FI0048
FI0047
FI0046
IN011±61
± INTRODUCTIONHOW TO TROUBLESHOOT ECU CONTROLLED 
SYSTEMSIN±35
35 Author: Date:
2005 SEQUOIA   (RM1146U)
HOW TO USE THE DIAGNOSTIC
CHART AND INSPECTION
PROCEDURE
1.

Page 36 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual FI7187
IN0379
Sensor Side
ECU Side
IN0378
Sensor SideECU Side
IN0380
Sensor SideECU Side
IN0381
Pull Lightly
Looseness of Crimping
IN±36± INTRODUCTIONHOW TO TROUBLESHOOT ECU CONTROLLED 
SYSTEMS
36 A

Page 37 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual Z17004
Fig. 1
OPENECU
2 Sensor
22 21 111A B C
Z17005
Fig. 2
ECU
Sensor
21A
B C
1
1
22
B04722
Fig. 3
ECU
Sensor
21A
B1
C
1
1
221
2 B2
± INTRODUCTIONHOW TO TROUBLESHOOT ECU CONTROLLED 
SYSTEMSIN±37
37

Page 38 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual Z17007
Fig. 4
Sensor
21A
C
1
1
22B5V
5V
5V
0V
Z17008
Fig. 5
2 1A C
1
1
22
BSHORT
Z17009
Fig. 6
21A C
1
1
22
BSensorECU IN±38
± INTRODUCTIONHOW TO TROUBLESHOOT ECU CONTROLLED 
SYSTEMS
38 Author: Dat

Page 39 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual Z17808
Fig. 7
Sensor
21A B1 C
1
1
221
2 B2
ECU
IN0383
Example
Ground
IN0384
Ground
Ground
ECU Side
W/H Side
± INTRODUCTIONHOW TO TROUBLESHOOT ECU CONTROLLED 
SYSTEMSIN±39
39 Author: Date:
2005 SEQ

Page 40 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual IN04Q±33
IN±40
± INTRODUCTIONTERMS
40 Author: Date:
2005 SEQUOIA   (RM1146U)
TERMS
ABBREVIATIONS USED IN THIS MANUAL
AbbreviationsMeaning
ABSAnti±Lock Brake System
A/CAir Conditioner
ACAlternati
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