2001 TOYOTA SEQUOIA Service Repair Manual

Page 2249 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DIDAG±01
I28272
AVC±LAN:
Stereo Component 
Amplifier Assy Radio Receiver Assy 
   (w/o Navigation) 
 Radio and Navigation Assy 
   (w/ Navigation)
Rear Seat Audio Controller
: AVC LAN
± DIAGNOSTI

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TOYOTA SEQUOIA 2001  Service Repair Manual DIDAI±01
Vehicle brought into a workshop
4. Check the diagnostic trouble codes
DTC is not output (Go to step 6)
5. Diagnostic trouble code chart
Go to step 7
7. Circuit inspection and part inspection

Page 2251 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DIDAJ±01
RSA SYSTEM Check Sheet
Inspector s name:
Customer s NameVIN
Production Date
Licence Plate No.
Odometer Reading              /               /km
mile
Frequency of Problem Occurrence

Page 2252 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DIDAK±01
DI±2050
± DIAGNOSTICSREAR SEAT AUDIO SYSTEM
2244 Author: Date:
2005 SEQUOIA   (RM1146U)
PROBLEM SYMPTOMS TABLE
RSA SYSTEM
SymptomSuspected AreasSee page
RSA system cannot be powered.1. P

Page 2253 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DIDAL±01
I28334
R24
± DIAGNOSTICSREAR SEAT AUDIO SYSTEM
DI±2051
2245 Author: Date:
2005 SEQUOIA   (RM1146U)
TERMINALS OF ECU
1. REAR SEAT AUDIO CONTROLLER
Terminals No. (Symbols)Wiring ColorTermi

Page 2254 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual I28323
H10
H11
Headphone Terminal LH
Headphone Terminal RH DI±2052
± DIAGNOSTICSREAR SEAT AUDIO SYSTEM
2246 Author: Date:
2005 SEQUOIA   (RM1146U)R24±22 ±R24±17 (TX+ ±
GND)
LG ± LG
AVC±LAN
c

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TOYOTA SEQUOIA 2001  Service Repair Manual DIDAH±01
I28317
Switch Assy:
± DIAGNOSTICSREAR SEAT AUDIO SYSTEM
DI±2053
2247 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC CHECK / CLEAR
1. DIAGNOSIS CHECK
HINT:
RSA system inspects the devices con

Page 2256 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±2054
± DIAGNOSTICSREAR SEAT AUDIO SYSTEM
2248 Author: Date:
2005 SEQUOIA   (RM1146U)
(e) Service Check Mode Result Display (for checking the cur-
rent and the past system conditions)
(1) Press