Page 1417 of 5135
I35614
Wagon:
Engine Room R/B No.1
Engine Room J/B No.1
DCC FuseEngine Room R/B No.4 (*1)
Engine Room J/B No.4 (*1)
Engine Room R/B No.3 (*2)
ALT Fuse
Steering Pad Switch LHRadio Receiver Assy
Front No.2 Speaker Assy
Driver Side J/B
RAD No.1 Fuse
AM1 Fuse
Fuse Block
RAD No.2 Fuse
Front No.1 Speaker Assy
Rear No.2 Speaker Assy
Rear No.2 Speaker Assy
*1: Gasoline
*2: 1CD±FTV
± DIAGNOSTICSAUDIO SYSTEM
05±1409
AVENSIS REPAIR MANUAL (RM1018E)
Page 1418 of 5135

0549J±12
± DIAGNOSTICSAUDIO SYSTEM
05±1405
AVENSIS REPAIR MANUAL (RM1018E)
DIAGNOSTIC TROUBLE CODE CHART
TermsMeaning
Physical addressThree±digit code (shown in hexadecimal) which is given to each component com-
prising the AVC±LAN.
Corresponding to the function, individual symbols are specified.
Logical addressTwo±digit code (shown in hexadecimal) which is given to each function comprising
the inner system of the AVC±LAN.
1. RADIO RECEIVER ASSY (Physical address: 190)
HINT:
*1: Even if no failure is detected, trouble code may be stored depending on the battery condition or
voltage for starting the engine.
*2: It is stored when 180 seconds have passed after the power supply connector is pulled out after the
engine starts.
*3: It may be stored when the engine key is turned 1 minuite after the engine starts.
*4: It may be stored when the engine key is turned again after the engine starts.
*5: When 210 seconds have passed after pulling out the power supply connector of the master compo-
nent with the ignition switch in ACC or ON, this code is stored.
(a) Logical address: 01 (Communication control)
DTCDiagnosis itemDescriptionAction to be taken
22RAM ErrorAbnormal condition of RAM is detected.Replace radio receiver assy.
D6
*1Absence of MasterComponent in which this code is recorded
was disconnected from system or master
component with ignition in ACC or ON.Check harness for power supply system of
radio receiver assy.
Check harness for communication system
of radio receiver assy.
D7
*5Connection check ErrorComponent in which this code is recorded
was disconnected from system or master
component ignition with in ACC or ON.Check harness for power supply of radio
receiver assy.
Check harness for communication system
of radio receiver assy.
D8
*2No Response to Connection CheckComponent shown by sub code is or was
disconnected from system after engine
start.Check harness for power supply system of
component shown by sub code.
Check harness for communication system
of component shown by sub code.
D9
*1Last Mode ErrorAudio or visual component operated before
engine stop is or was disconnected with
ignition switch in ACC or ON.Check harness for power supply system of
component shown by sub code.
Check harness for communication system
of component shown by sub code.
DANo Response to ON/OFF InstructionNo response is identified when changing
mode (audio and visual mode change).
Sound and picture does not change by but-
ton operation.Check harness for power supply system of
component shown by sub code.
Check harness for communication system
of component shown by sub code.
If error occurs again, replace component
shown by sub code.
DB
*1Mode Status ErrorDual alarm is detected.Check harness for power supply of compo-
nent shown by sub code.
Check harness for communication system
of component shown by sub code.
DC
*3Transmission ErrorTransmission to component shown by auxil-
iary code failed.
(Detecting this DTC does not necessarily
mean actual failure.)If same sub code is recorded in other com-
ponent, check harness for power supply and
communication system of all components
shown by code.
(If not, delete DTC and recheck.)
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05±1406
± DIAGNOSTICSAUDIO SYSTEM
AVENSIS REPAIR MANUAL (RM1018E) DD
*4
Master Reset (Momentary Interruption)After the engine was started, master compo-
nent was disconnected from system.Check harness for power supply system of
multi±display.
Check harness for communication system
of radio receiver assy.
If this error occurs frequently, replace radio
receiver assy.
DE
*4Slave Reset (Momentary Interruption)After the engine was started, component
shown by sub code had been disconnected
from system.Check harness for power supply of compo-
nent shown by sub code.
Check harness for communication system
of component shown by sub code.
E0
*1Registration Completion Instruction ErrorºRegistration Completion Instructionº com-
mand from master cannot be received.Since this DTC is provided for engineering
purpose, it may be detected when no actual
failure exists.
E2ON/OFF Instruction Parameter ErrorError occures in ON/OFF controlling com-
mand from master component.Replace radio receiver assy
E3
*1
Registration Request TransmissionRegistration Request command is output
from component shown by sub code.
Receiving Connection Check Instruction,
Registration Request command is output
from sub±master component.Since this DTC is provided for engineering
purpose, it may be detected when no actual
failure exists.
(b) Logical address: 61 (Cassette switch)
DTCDiagnosis itemDescriptionAction to be taken
40Mechanical Error of Media Malfunction due to mechanical failure is
identified.
Or cassette tape is cut or entangled.Inspect cassette tape.
Replace radio receiver assy.
41EJECT ErrorMalfunction due to mechanical failure.Replace radio receiver assy.
42Tape caught in the radio receiver assyHub lock etc.Inspect cassette tape.
(c) Logical address: 62 (CD player)
DTCDiagnosis itemDescriptionAction to be taken
42No Disc ReadoutDisc cannot be read.Inspect CD.
Replace radio receiver assy.
44CD player ErrorError is detected in CD player.Replace radio receiver assy.
45EJECT ErrorMagazine cannot be ejected.Replace radio receiver assy.
46Scratched/Reversed DiscScratches or dirt is found on CD surface or
CD is set upside down.Inspect CD.
47CD High Temp.High temperature is detected in CD player.Replace radio receiver assy.
48CD Excess CurrentExcess current is applied CD player.Replace radio receiver assy.
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0549I±12
I35610
1
6
DISC
SEEK UPSEEK DOWN
± DIAGNOSTICSAUDIO SYSTEM
05±1399
AVENSIS REPAIR MANUAL (RM1018E)
PRE±CHECK
1. DIAGNOSIS CHECK
(a) Starting Diagnosis Mode (All elements are lighting in the
SW check mode).
(1) Turn off the audio system and turn the IG switch to
ACC. While pressing the preset switches º1º and º6º
at the same time, press ºDISCº 3 times.
(2) Reference:
When the system enters the Diagnosis Mode,
a ºbeepº tone is emitted 3 times and all the
elements are lighting in the SW check mode.
It takes about 40 seconds to complete the
check.
Turn all the elements in the LCD on.
When pressing the switch, comfirm a beep
tone is emitted.
Press ºSEEK TRACK UPº button switches to
enter the ºService Check Screenº.
(b) Service Check Screen.
(1) Reference
In the service check mode, the system check
and the diagnosis memory check are per-
formed, and the check results are displayed
in ascending order of the device codes
(physical address.)
TermsMeaning
Component code
(Physical address)Three±digit code (In hexadecimal) given to each device
comprising AVC±LAN. Corresponding to its function, individ-
ual symbol is provided.
Logical addressTwo±digit code (In hexadecimal) given to each function and
device unit in each device comprising AVC±LAN.
Code No. (physical address) List
Code No.
(physical address)Equipment name
190Radio receiver assy (Audio head unit)
(c) Finishing Diagnosis Mode.
(1) Press ºDISCº for 2 seconds or more, or turn the IG
switch OFF.
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05±1400
± DIAGNOSTICSAUDIO SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
(d) Service Check Mode Result Display (for checking the cur-
rent and the past system conditions).
(1) Press the ºSEEK TRACKº switch to see the check
result of each device.
(2) Check Result Display.
DisplayOriginal LanguageMeaningAction to be taken
goodGood (normal)No DTCs are detected in both ºSystem Check Modeº and
ºDiagnosis Memory Modeº.±
NCONNo connection
The system recognized the component when it was regis-
tered, but the component gives no response to the ºDiagno-
sis Mode ON Requestº.
Check the power source cir-
cuit and the communication
circuit of the device indi-
cated by the device code
(physical address).
ECHNExchangeOne or more DTC for ºExchangeº is detected in either ºSys-
tem Check Modeº or ºDiagnosis Memory Modeº.
Go to the detail information
mode to check the trouble
area referring to the DTC
list.
CHECCheck
When no DTCs are detected for ºExchangeº, one or more
DTC for ºCheck is detected in either ºSystem Check Modeº
or ºDiagnosis Memory Modeº.Go to the detail information
mode to check the trouble
area referring to the DTC
list.
I34696
The illustration shows the case that the system has 2 devices with codes 190 and 360, and the device (code
360) requires a check.
The check result is displayed in ascending order of device code. The device code is displayed first, and then
the check result.P±±±indicates physical address
190±±±physical address
good±±±ºThe component is normalº.
P±±±indicates physical address
360±±±physical address
CHEC±±±ºCheck neededº.
: SEEK TRACK UP
: SEEK TRACK DOWN
Page 1422 of 5135
± DIAGNOSTICSAUDIO SYSTEM
05±1401
AVENSIS REPAIR MANUAL (RM1018E) DisplayAction to be taken Meaning Original Language
OLDOld versionOld DTC application is identified and DTC is detected in ei-
ther ºSystem Check Modeº or ºDiagnosis Memory Modeº.±
NRESNo response
The device gives no response to any one of ºSystem Check
Mode ON Requestº, ºSystem Check Result Requestº and
ºDiagnosis Memory Requestº.
Check the power source cir-
cuit and the communication
circuit of the device indi-
cated by the device code
(physical code).
(3) To perform the Service Check again, press the pre-
set switch º1º.
(e) Detailed information Mode (when displaying the troubled
device's DTC)
(1) With ºCHECº or ºECHNº being displayed, press the
preset switch º2º to go to the detailed information
mode.
(2) Press the ºSEEK TRACKº switch to display ºSystem
Check Result (SYS)º and ºDiagnosis Memory Re-
sponse (CODE)º.
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I34695
Service Check Mode
Detail Information ModePRESET SWITCH º3º
PRESET SWITCH º2º
Detail information
of the first code
is displayed
Detail information
of the second code
is displayed
Continue to display detailed information
when more than one DTC is detected.
The illustration shows the case that the component with code 190 has DTC º47º and ºdCº as a result of the
system check and the diagnosis memory response.
The detailed information mode shows the system check result first, then the diagnosis memory response result.
(*2): As for the DTCs that do not have any sub code, sub code is not displayed.P±±±indicates physical address
190±±±physical address
SYS±±±system check result
P±±±indicates physical address
360±±±sub code
6F±±±connection
check number 1±±±the first code
62±±±logical address
DC±±±DTC CODE±±±diagnosis memory
response result
2±±±the second code
01±±±logical address
05±±±the number of times of
occurrence
(in decimal) 47±±±DTC
Continue to display detailed information
when more than one DTC is detected.*1
From *1
To * 1(*2)
: SEEK TRACK UP
: SEEK TRACK DOWN
05±1402
± DIAGNOSTICSAUDIO SYSTEM
AVENSIS REPAIR MANUAL (RM1018E)
Page 1424 of 5135

± DIAGNOSTICSAUDIO SYSTEM
05±1403
AVENSIS REPAIR MANUAL (RM1018E)
(3) Displayed Items in Detailed Information Mode
Division Code for
DTC displayMeaning
The order of detailed information displayed when the ºSEEK
TRACK UPº switch is pressed. (The order is reversed when
the ºSEEK TRACK DOWNº switch is pressed.)
SYSSystem check result is displayed.Logical address
DTC
CODEDiagnosis memory check result is displayed.
Logical address
DTC
Sub code
Connection confirmation number
The number of times of occurrence
(4) Check the trouble area referring to the DTC list.
(5) To return to the service check mode, press the pre-
set switch º3º.
(f) Clearing Individual DTC Memory (when clearing the
memory of the DTC detected in the past individually)
(1) Press the preset switch º5º for 2 seconds or more
while the ºECHNº is displayed in the service check
mode or during the detail information mode.
HINT:
Beep sound is emitted once when the DTC memory is
completely cleared.
When the DTC memory is cleared, only the component
code (physical address) is displayed for the target compo-
nent.
To check the DTC, press the preset switch º1º and perform
the service check again.
(g) Clearance of all the DTC memory (when clearing all the
memory of the DTC detected in the past)
(1) Start the diagnosis mode after repairing the trouble
area.
(2) Press the preset switch º5º for 2 seconds or more.
(ºCLRº is displayed at this time.)
HINT:
Beep sound is given once when the DTC memory is com-
pletely cleared.
When the DTCs memory for all the device is cleared, only
the component codes (physical address) are displayed.
(3) Press the preset switch º1º to perform the service
check again, and check that no DTCs are displayed
for all the component codes (physical address).