2001 TOYOTA SEQUOIA Service Repair Manual

Page 2481 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I28759
F14
Connector Front View:
± DIAGNOSTICSNAVIGATION SYSTEM
DI±2279
2473 Author: Date:
2005 SEQUOIA   (RM1146U)
5 Inspect front door speaker assy.
PREPARATION:
Disconnect  the speaker connecto

Page 2482 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I36938I28293
Stereo Component Amplifier Assy
Wire Harness View:
FL±FL+ S9
I28757
Front door Speaker Assy
Connector Front View:
F14
I28758
T12
Tweeter Connector Front View:
DI±2280
± DIAGNOSTICSNAVI

Page 2483 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I28299
Radio and Navigation Assy
Wire Harness View:
IVO±IVO+
R27
I28752
INT +INT ±
Stereo Component Amplifier Assy
Wire Harness View:
S10
± DIAGNOSTICSNAVIGATION SYSTEM
DI±2281
2475 Author: Date

Page 2484 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±2282
± DIAGNOSTICSNAVIGATION SYSTEM
2476 Author: Date:
2005 SEQUOIA   (RM1146U)
Speaker circuit
CIRCUIT DESCRIPTION
A sound signal amplified by the amplifier located in the radio and navigation

Page 2485 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I28477
Stereo Component 
Amplifier Assy
IB1 S9 T12 
Tweeter LH
F14 Front Door Speaker 
and Woofer LH
F15 Front Door Speaker 
and Woofer RH
T13 
Tweeter RHII2
J/C
BC1
BA1 R10 
Rear Door 
Speaker RH
R9

Page 2486 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I36938I28293
Stereo Component Amplifier Assy
Wire Harness View:
RR+
FL+RL+
WFL+
RR±FL±
RL± WFL± WFR±
WFR+
FR± FR+
S9
I28355
Rear Speaker Connector Front View:
R10
R9
I28757
Front Door Speaker As

Page 2487 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I28759
Connector Front View:
F14
F15
± DIAGNOSTICSNAVIGATION SYSTEM
DI±2285
2479 Author: Date:
2005 SEQUOIA   (RM1146U)
2 Inspect front door speaker and woofer.
CHECK:
Measure the resistance accor

Page 2488 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±2286
± DIAGNOSTICSNAVIGATION SYSTEM
2480 Author: Date:
2005 SEQUOIA   (RM1146U)
4 Inspect rear speaker assy.
CHECK:
Measure the resistance between the terminals of the speaker.
NOTICE:
The spea