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05-1278
DIAGNOSTICS - NAVIGATION SYSTEM
05NR9-01
DIAGNOSTIC TROUBLE CODE CHART
Terms Description
3-digit, hexadecimal code assigned to all components connected to the AVC-LAN.
Physical address Individual symbols are specified based on function. Units whose names are un-
known or relevant units are displayed with physical addresses.
Logical address 2-digit, hexadecimal code assigned to all the functions in the AVC-LAN system.
AVC-LAN DIAGRAM
Main AVC-LAN:
S Multi-display Controller
Sub-assy (*1)
Stereo Component Radio and Navigation Assy S Rear Seat Audio
Amplifier Assy (Master Unit) Controller (*2)
(Slave Unit) (Slave Unit)
Sub AVC-LAN:
to Rear Seat Enter-
tainment System
Television Display Assy(*1)
(see page 05-1437 )
(*1)
(*1)
*1: w/ Rear Seat Entertainment System
*2: w/ Rear Seat Audio System
AVC-LAN
I45250
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1461
05-1279
DIAGNOSTICS - NAVIGATION SYSTEM
HINT:
Titles for each unit are stated in the following order: part name (physical address) [Name indicated by DTC]
1. RADIO AND NAVIGATION ASSY (physical address: 140) [AVN]
(a) Logical address: 01 (Communication control)
HINT:
Methods used to verify the cause of the problem are listed in order of probability in the verification column.
DTC Name Diagnosis Verification See page
The device indicated by the sub code is (was)
disconnected from the system when turning the Inspection for the device indicated
D5
ignition switch to the ACC or ON position. by the sub code. Refer to
*1 Absence of registration unit
The communication condition with the device indi- (Refer to the inspection list for the step (b)
*5
cated by the code cannot be obtained when the device indicated by the sub code.)
engine starts.
Inspection for the device indicated
D8
No response to connection The device indicated by the sub code is (was) by the sub code. Refer to
*2
check disconnected from the system after engine start. (Refer to the inspection list for the step (b)
*5
device indicated by the sub code.)
The device (for audio visual system) that had Inspection for the device indicated
D9
functioned before the engine stopped is (was) by the sub code. Refer to
*1 Last mode error
disconnected from the system when the ignition (Refer to the inspection list for the step (b)
*5
switch is (was) in the ACC or ON position. device indicated by the sub code.)
Inspection for the device indicated
No response is identified when changing mode
DA No response to ON/OFF com- by the sub code. Refer to
(audio and visual mode change). Sound and
*5 mand (Refer to the inspection list for the step (b)
image do not change by switch operation.
device indicated by the sub code.)
Inspection for the device indicated
DB
by the sub code. Refer to
*1 Mode status error A dual alarm is detected.
(Refer to the inspection list for the step (b)
*5
device indicated by the sub code.)
A transmission failure to the device indicated by Inspection for the device indicated
DC
the sub code is detected. by the sub code. Refer to
*3 Failure in transmission
NOTE: This DTC may have no direct relationship (Refer to the inspection list for the step (b)
*5
with the malfunction. device indicated by the sub code.)
Inspection for the device indicated
DE
A slave device has been disconnected after engine by the sub code. Refer to
*4 Slave reset
start. (Refer to the inspection list for the step (b)
*5
device indicated by the sub code.)
21 ROM error A malfunction exists in ROM. Replace radio and navigation assy 67-9
22 RAM error A malfunction exists in RAM. Replace radio and navigation assy 67-9
HINT:
S *1: This code may be stored depending on the battery condition or engine start voltage even if no failure
is detected.
S *2: If the power connector is disconnected after the engine starts, this code is stored after 180 seconds.
S *3: This code may be stored if the ignition key is turned to the START position again with the engine
running.
S *4: This code may be stored if the ignition key is held in the START position for 1 minute or more before
returning to the ON position.
S *5: If the device is reported as not existing during verification, check the power source circuit and AVC-
LAN circuit for the device.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1462
05-1280
DIAGNOSTICS - NAVIGATION SYSTEM
(b) The inspection list for the device indicated by the sub code
HINT:
Methods used to verify the cause of the problem are listed in order of probability in the verification column.
Sub code address
Verification See page
(Device name)
3. Power source circuit (stereo component controller assy) 05-1350
1F4
4. AVC-LAN circuit (radio and navigation assy - stereo component controller 05-1377
(Stereo Component Control-
assy)
ler assy)
5. Replace stereo component controller assy 67-24
1. Power source circuit (stereo component amplifier assy) 05-1348
440
2. AVC-LAN circuit (radio and navigation assy - stereo component amplifier 05-1375
(Stereo Component Amplifier
assy)
Assy)
3. Replace stereo component amplifier assy 67-23
1. Power source circuit (multi-display controller sub-assy) 05-1352
1F6
2. AVC-LAN circuit (radio and navigation assy - multi-display controller sub- 05-1379
(Multi-display Controller
assy)
Sub-assy)
3. Replace multi-display controller sub-assy 67-26
(c) Logical address: 21 (SW): 23 (SW with name): 24 (SW converting): 25 (command SW)
HINT:
Methods used to verify the cause of the problem are listed in order of probability in the verification column.
DTC Name Diagnosis Verification See page
10 Panel switch error The panel SW detection circuit has a failure. Replace radio and navigation assy 67-9
(d) Logical address: 58 (Navigation): 80 (GPS)
HINT:
Methods used to verify the cause of the problem are listed in order of probability in the verification column.
DTC Name Diagnosis Verification See page
1. Inspect gyro malfunction 05-1343
Ground short, power supply short, open circuit in 2. Replace GPS antenna 67-22
10 Gyro error
the gyro signal, or gyro failure. 3. Replace radio and navigation 67-9
assy
RTC, ROM, and RAM of the GPS receiver and
11 GPS receiver error Replace radio and navigation assy 67-9
TCXO errors. GPS receiver is failed.
1. Replace GPS antenna 67-22
40 GPS antenna error GPS antenna error 2. Replace radio and navigation 67-9
assy
1. Replace GPS antenna 67-22
GPS antenna power source er-
41 Error of the power source to the GPS antenna 2. Replace radio and navigation 67-9
ror
assy
1. Inspect map disc read error 05-1344
Player error. A scratch or dirt on the disc.
2. Replace map disc -
42 Map disc read error Access to an invalid address due to software er-
3. Replace radio and navigation 67-9
ror.
assy
1. Inspect speed signal error 05-1345
A difference between the GPS speed and SPD 2. Speed signal circuit 05-1354
43 SPD signal error
pulse is detected. 3. Replace radio and navigation 67-9
assy
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1463
05-1281
DIAGNOSTICS - NAVIGATION SYSTEM
1. Check if the disc can be inserted 67-9
and ejected. If a malfunction is
found, replace the radio and nav-
44 Player error Map player error is detected. igation assy.
2. If the same code is detected 67-9
again, replace the radio and nav-
igation assy.
1. Park the vehicle in a cool place. -
Turn the engine off. After check-
ing that the temperature of the
radio and navigation assy be-
comes sufficiently low, turn the
45 High temperature High map player temperature is detected.
engine on to verify the malfunc-
tion symptom.
2. If the same code is detected, re- 67-9
place the radio and navigation
assy.
2. STEREO COMPONENT AMPLIFIER ASSY (Physical address: 440) [DSP AMP]
(a) Logical address: 01 (Communication control)
HINT:
Methods used to verify the cause of the problem are listed in order of probability in the verification column.
DTC Name Diagnosis Verification See page
1. Power source circuit (radio and 05-1346
navigation assy)
2. AVC-LAN circuit (radio and navi- 05-1375
Either of the following conditions is met: gation assy - stereo component
S The device that stored this code has (had) been amplifier assy)
D7 Connection check error disconnected after the engine starts (started). 3. Power source circuit (stereo 05-1348
S The master device has (had) been disconnected component amplifier assy)
when this code is (was) stored. 4. Replace radio and navigation 67-9
assy
5. If error occurs again, replace 67-23
stereo component amplifier assy
1. Power source circuit (radio and 05-1346
navigation assy)
2. AVC-LAN circuit (radio and navi- 05-1375
gation assy - stereo component
Transmission to the device indicated by the sub
DC amplifier assy)
code has failed.
*2 Transmission error 3. Power source circuit (stereo 05-1348
NOTE: This DTC may not be directly related to
*3 component amplifier assy)
the problem.
4. Replace radio and navigation 67-9
assy
5. If error occurs again, replace 67-23
stereo component amplifier assy
"Registration complete" command from the mas-
E0 Registration complete indication ter device cannot be received.
- -
*1 error NOTE: This DTC may not be directly related to
the problem.
1. Power source circuit (radio and 05-1346
navigation assy)
The AMP device records that the AMP output 2. AVC-LAN circuit (radio and navi- 05-1375
E1 Voice processing device ON er-
does not function even while the source device gation assy - stereo component
*1 ror
operates. amplifier assy)
3. Replace radio and navigation 67-9
assy
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1464
05-1282
DIAGNOSTICS - NAVIGATION SYSTEM
ON/OFF indication parameter The command for ON/OFF control from the mas-
E2 Replace radio and navigation assy 67-9
error ter device has a problem.
The registration demand command from the slave
device is output, or the registration demand com-
E3 Registration demand transmis- mand is output by receiving connection confirma-
- -
*1 sion tion command from the sub master device.
NOTE: This DTC may not be directly related to
the problem.
Multiple frame transmission ends incomplete.
E4 Multiple frame incomplete NOTE: This DTC may not be directly related to - -
the problem.
HINT:
S *1: This code may be stored depending on the battery condition or engine start voltage even if no failure
is detected.
S *2: If the power connector is disconnected after the engine starts, this code is stored after 180 seconds.
S *3: If the device is reported as not existing during verification, check the power source circuit and AVC-
LAN circuit for the device.
3. STEREO COMPONENT CONTROLLER ASSY (Physical address: 1F4) [RSA]
(a) Logical address: 01 (Communication control)
HINT:
Methods used to verify the cause of the problem are listed in order of probability in the verification column.
DTC Name Diagnosis Verification See page
1. Power source circuit (radio and 05-1346
navigation assy)
2. AVC-LAN circuit (radio and navi- 05-1377
Either of the following conditions is met: gation assy - stereo component
S The device that stores (stored) the code has controller assy)
D6 (had) been disconnected when the ignition 3. Power source circuit (stereo 05-1350
No master
*1 switch is in the ACC or ON position. component controller assy)
S The master device has (had) been disconnected 4. Replace radio and navigation 67-9
when this code is (was) stored. assy
5. If error occurs again, replace 67-24
stereo component controller
assy
1. Power source circuit (radio and 05-1346
navigation assy)
2. AVC-LAN circuit (radio and navi- 05-1377
gation assy - stereo component
Either of the following conditions is met:
controller assy)
S The device that stored this code has (had) been
3. Power source circuit (stereo 05-1350
D7 Connection check error disconnected after the engine starts (started).
component controller assy)
S The master device has (had) been disconnected
when this code is (was) stored. 4. Replace radio and navigation 67-9
assy
5. If error occurs again, replace 67-24
stereo component controller
assy
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1465
05-1283
DIAGNOSTICS - NAVIGATION SYSTEM
1. Power source circuit (radio and 05-1346
navigation assy)
2. AVC-LAN circuit (radio and navi- 05-1377
gation assy - stereo component
controller assy)
DC
Transmission to the device indicated by the sub 3. Power source circuit (stereo 05-1350
*2 Transmission error
code has failed. component controller assy)
*5
4. Replace radio and navigation 67-9
assy
5. If error occurs again, replace 67-24
stereo component controller
assy
1. Power source circuit (radio and 05-1346
navigation assy)
2. AVC-LAN circuit (radio and navi- 05-1377
DD The device that should be the master has been
Master reset gation assy - stereo component
*3 disconnected after engine start.
controller assy)
3. Replace radio and navigation 67-9
assy
1. Power source circuit (radio and 05-1346
navigation assy)
The device with a display fails and the master is
2. AVC-LAN circuit (radio and navi- 05-1377
DF switched to the audio device.
Master error gation assy - stereo component
*4 Either that, or a communication error between the
controller assy)
sub master (audio) and master has occurred.
3. Replace radio and navigation 67-9
assy
E0 Registration complete indication "Registration complete" command from the mas- This code will be detected when sig-
-
*1 error ter device cannot be received. nal receiving time is delayed.
1. Power source circuit (radio and 05-1346
navigation assy)
The AMP device records that the AMP output 2. AVC-LAN circuit (radio and navi- 05-1377
E1 Voice processing device ON er-
does not function even while the source device gation assy - stereo component
*1 ror
operates. controller assy)
3. Replace radio and navigation 67-9
assy
ON/OFF indication parameter The command for ON/OFF control from the mas-
E2 Replace radio and navigation assy 67-9
error ter device has a problem.
The registration demand command from the slave
E3 Registration demand transmis- device is output, or the registration demand com-
- -
*1 sion mand is output by receiving connection confirma-
tion command from the sub master device.
E4 Multiple frame incomplete Multiple frame transmission ends incomplete. - -
HINT:
S *1: Even if no failure is detected, this code may be stored depending on the battery condition or engine
start voltage.
S *2: If the power connector is disconnected after the engine starts, this code is stored after 180 seconds.
S *3: This code may be stored if the ignition key is turned to the START position with the engine running.
S *4: This code may be stored if the ignition key is held in the START position for one minute or more
before returning to the ON position.
S *5: If the device is reported as not existing during verification, check the power source circuit and AVC-
LAN circuit for the device.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1466
05-1284
DIAGNOSTICS - NAVIGATION SYSTEM
4. MULTI-DISPLA Y CONTROLLER SUB-ASSY (Physical address: 1F6) [RSE ECU]
(a) Logical address: 01 (Communication control)
HINT:
Methods used to verify the cause of the problem are listed in order of probability in the verification column.
DTC Name Diagnosis Verification See page
1. Power source circuit (multi-dis- 05-1352
play controller sub-assy)
When either of the following conditions is met: 2. AVC-LAN circuit (radio and navi- 05-1379
S The device that stores (stored) the code has
gation assy - multi-display con-
D6 (had) been disconnected when the ignition
No master troller sub-assy)
*1 switch is (was) in ACC or ON position.
3. Replace multi-display controller 67-26
S The master device has (had) been disconnected
when this code is (was) stored. sub-assy
4. If error occurs again, replace ra- 67-9
dio and navigation assy
1. Power source circuit (multi-dis- 05-1352
play controller sub-assy)
When either of the following conditions is met: 2. AVC-LAN circuit (radio and navi- 05-1379
S The device that stored this code has (had) been gation assy - multi-display con-
D7 Connection check error disconnected after the engine starts (started). troller sub-assy)
S The master device has (had) been disconnected 3. Replace multi-display controller 67-26
when this code is (was) stored. sub-assy
4. If error occurs again, replace ra- 67-9
dio and navigation assy
Inspection for the device indicated
DC
Transmission to the device indicated by the sub by the sub code. Refer to
*2 Transmission error
code has failed. (Refer to the inspection list for the step 8
*4
device indicated by the sub code.)
1. Power source circuit (radio and 05-1352
navigation assy)
2. AVC-LAN circuit (radio and navi- 05-1379
gation assy - multi-display con-
DD The device that should be the master has been troller sub-assy)
Master reset
*3 disconnected after engine start. 3. Replace radio and navigation 67-9
assy
4. If error occurs again, replace 67-26
multi-display controller sub-
assy
E0 Registration complete indication "Registration complete" command from the mas- This code is detected when signal
-
*1 error ter device cannot be received. receiving time is delayed.
The registration demand command from the slave
E3 Registration demand transmis- device is output, or the registration demand com-
- -
*1 sion mand is output by receiving connection confirma-
tion command from the sub master device.
E4 Multiple frame incomplete Multiple frame transmission ends incomplete. - -
Replace multi-display controller
21 ROM error A malfunction exists in ROM. 67-26
sub-assy
Replace multi-display controller
22 RAM error A malfunction exists in RAM. 67-26
sub-assy
HINT:
S *1: This code may be stored depending on the battery condition or engine start voltage even if no failure
is detected.
S *2: If the power connector is disconnected after the engine starts, this code is stored after 180 seconds.
S *3: This code may be stored if the ignition key is turned to the START position again with the engine
running.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1467
05-1285
DIAGNOSTICS - NAVIGATION SYSTEM
S *4: If the device is reported as not existing during verification, check the power source circuit and AVC-
LAN circuit for the device.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1468
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