Normal Mode
Service Check ModePhysical Address (When checking,
P1F4 is blinking)
A long beep (3 sec.) 3 beeps
Memory Clear ModeAfter 3 sec.
P1F4
ECHn
CLr Example:
Connection parts ( physical address): Radio receiver (P190), RSA ECU (P1F4), DVD player (P1A0)
Diagnosis of main AVC- LAN
start up.
HINT:
To exit diagnosis mode, press
the ºDISCº switch for 1.7 sec. or
turn ignition switch to ACC or
OFF
ºECHnº Detail
Display Mode
(Refer to (e))
CHEC
ºCHECº Detail
Display Mode
(Refer to (f))
Physical AddressP190
Physical AddressP1A0
Old
ºOldº Detail
Display Mode
(Refer to (g))
Result (Replacing)
Result (Check)
Result (Old)
After the memory is cleared, only the physical address is displayed cyclically.OFF (1.7 sec.)
: Indicates a switch operation
When re-checking (ch1 switch is pressed) in that condition, the result is also
displayed as shown above.
Element check mode
Switch Check Mode
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VDISC/CH/PROG
VDISC/CH/PROG
VDISC/CH/PROG
VDISC/CH/PROG
VDISC/CH/PROG
VDISC/CH/PROG
- BODY ELECTRICALAUDIO SYSTEM
BE-137
2510 Author: Date:
2004 LAND CRUISER (RM1071U)
(d) Display Screen for Service Check.
Service Check Mode
ºECHnº Detail Display Mode
Physical Address of Component
Logical Address
Number of Occurrence (*2)
DTC (Refer to diagnostic
trouble code chart)
Logical Address
Connection Check Code (*2)
Continued if more than one DTC is identified.Details for 1st
Component
Details for 2nd
Component ECHn
P1F4
P1F4
SyS
COdE
DTC (Refer to diagnostic
trouble code chart)
Auxiliary Code (*1)
OFF (Along)
CLr
: Indicates a switch operation
Detail code is displayed
cyclically.
(*1): Some diagnostic codes
may not be displayed. In this
case, º- - -º displayed.
(*2): Some diagnostic codes
may not be displayed. In this
case, º- -º displayed.1L
**
1d21
2L**
2dD7
2P***
2n**
2c**
VTUNE/TRACK VTUNE/TRACK
VDISC/CH/PROG VDISC/CH/PROG
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK VTUNE/TRACK
BE-138
- BODY ELECTRICALAUDIO SYSTEM
2511 Author: Date:
2004 LAND CRUISER (RM1071U)
(e) ºECHnº Detail Display Mode Screen
Service Check Mode
ºCHECº Detail Display Mode
Physical Address of Component
Logical Address
Number of Occurrence (*2)
DTC (Refer to diagnostic
trouble code chart)
Continued if more than one DTC is identified.Details for 1st
Component
Details for 2nd
Component CHEC
P190
P190
COde
DTC (Refer to diagnostic
trouble code chart)
CLr
: Indicates a switch operationAuxiliary Code (*1)
Connection Check Code (*2)
Logical Address
Connection Check Code (*2)
Detail code is displayed
cyclically.
Auxiliary Code (*1)
Number of Occurrence (*2)
1L**
1dE4
2L**
2d43
2P***
2n**
1P***
1n**
2c**
1c**
(*1): Some diagnostic codes
may not be displayed. In this
case, º- - -º displayed.
(*2): Some diagnostic codes
may not be displayed. In this
case, º- -º displayed.
VTUNE/TRACK
VTUNE/TRACK
VDISC/CH/PROG VDISC/CH/PROG
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
OFF (Along)
- BODY ELECTRICALAUDIO SYSTEM
BE-139
2512 Author: Date:
2004 LAND CRUISER (RM1071U)
(f) ºCHECº Detail Display Mode Screen
Service Check Mode
ºOldº Detail Display Mode
Physical Address of Component
Logical Address
Number of Occurrence (*2)
DTC (Refer to diagnostic
trouble code chart)
Continued if more than one DTC is identified.Details for 1st
Component
Details for 2nd
Component Old
P1A0
P1A0
COdE
DTC (Refer to diagnostic
trouble code chart)
CLr
: Indicates a switch operationAuxiliary Code (*1)
Connection Check Code (*2)
Logical Address
Connection Check Code (*2)
Detail code is displayed
cyclically.
Auxiliary Code (*1)
Number of Occurrence (*2)
1L**
1dd4
2L**
2d43
2P***
2n**
1P***
1n**
2c
1c- -
- - (*1): Some diagnostic codes
may not be displayed. In this
case, º- - -º displayed.
(*2): Some diagnostic codes
may not be displayed. In this
case, º- -º displayed.
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK
OFF (Along) VDISC/CH/PROG VDISC/CH/PROG
VTUNE/TRACK
VTUNE/TRACK
VTUNE/TRACK VTUNE/TRACK
VTUNE/TRACK VTUNE/TRACK
BE-140
- BODY ELECTRICALAUDIO SYSTEM
2513 Author: Date:
2004 LAND CRUISER (RM1071U)
(g) ºOldº Detail Display Mode Screen
01*6
(Communica-
tion Control)D7 Connection
Check ErrorComponent in which this code is re-
corded has been disconnected from
system after engine start.
Or, when this code was recorded,
radio receiver assembly was dis-
connected. Check harness for power supply of
radio receiver assembly.
Check harness for communication
system of radio receiver assembly.
Check harness for power supply of
stereo component amplifier.
Check harness for communication
system of stereo component ampli-
fier.
Transmission
Error DC
*2 01
(Communication
Control)Transmission to component shown
by auxiliary code has bee failed.
(This code does not necessarily
mean actual failure.)If same auxiliary code is recorded in
other component(s), check harness
for power supply and communica-
tion system of components shown
sub code.
Master Reset
(Momentary
Interruption) DD
*3 01
(Communication
Control) Check harness for power supply
of radio receiver assembly.
Check harness for communica-
tion system of radio receiver as-
sembly.
If error occurs frequently, replace
radio receiver assembly.
Registration
Completion
Instruction
Error E0
*1 01
(Communication
Control)ºRegistration Completion Instruc-
tionº command fromradio receiver
assembly cannot be received.Since this DTC is provided for engi-
neering, it may be detected when
no actual failure exists.
ON/OFF
Instruction
Parameter
Error E2 01
(Communication
Control)Error is detected in ON/OFF control
command from radio receiver as-
sembly.Replace radio receiver assembly.
Registration
Request
Transmission E3 01
(Communication
Control)Since this DTC is provided for engi-
neering, it may be detected when
no actual failure exists. Registration Request command
is output from slave component.
By reception of connection check
Instruction, Registration Request
command is output from sub-mas-
ter component.After engine is started, radio receiv-
er assembly assembly was discon-
nected from system.
Master Error DF
*4 01
(Communication
Control)Due to defective condition of com-
ponent with a display, master func-
tion is switched to audio equip-
ment . Error occurs in communica-
tion between sub-master (audio)
and master component. Check harness for power supply
of radio receiver assembly.
Check harness for communica-
tion system of radio receiver as-
sembly.
Check harness for communica-
tion system between radio receiver
assembly and sub-master compo-
nent.
Audio proces-
sor ON error E1
*1 01
(Communication
Control)While source equipment is operat-
ing, AMP output is stopped. Check harness for power supply of
radio receiver assembly
Check harness for communication
system of radio receiver assembly.
Plural Frame
Abort E4 01
(Communication
Control)Plural frame transmission is
aborted.Since this DTC is provided for engi-
neering purpose, it may be detected
when no actual failure exists. BE-144
- BODY ELECTRICALAUDIO SYSTEM
2517 Author: Date:
2004 LAND CRUISER (RM1071U)
Physical address: 1F4 RSA Panel (Main AVC-LAN)
01
(Communica-
tion Control)D6
*1Absence of
MasterComponent in which this code is re-
corded has been disconnected from
system with ignition in ACC or ON.
Or, when this code was recorded, ra-
dio receiver assembly was discon-
nected. Check harness for power supply of
radio receiver assembly.
Check harness for communication
system of radio receiver assembly.
Check harness for power supply of
RSA panel.
Check harness for communication
system of RSA panel. HINT:
*1: Even if no failure is detected, it may be stored depending on the battery condition or voltage for starting an engine.
*2: It may be stored when the engine key is turned 1 min. angain after engine start.
*3: It may be stored when the engine key is turned again after engine start.
*4: When 210 sec. has passed after pulling out the power supply connector of the master component with the ignition
switch in ACC or ON, this code is stored.
Logical addressDTC
Diagnosis itemDiagnosis content
Countermeasure and inspeced parts
Transmission
Error DC
*2 01
(Communication
Control)Transmission to component shown
by auxiliary code has bee failed.
(This code does not necessarily
mean actual failure.)If same auxiliary code is recorded in
other component(s), check harness
for power supply and communica-
tion system of components shown
sub code.
Master Reset
(Momentary
Interruption) DD
*3 01
(Communication
Control) Check harness for power supply
of radio receiver assembly.
Check harness for communica-
tion system of radio receiver as-
sembly.
If error occurs frequently, replace
radio receiver assembly.
Registration
Completion
Instruction
Error E0
*1 01
(Communication
Control)ºRegistration Completion Instruc-
tionº command fromradio receiver
assembly cannot be received.Since this DTC is provided for engi-
neering, it may be detected when
no actual failure exists.
Registration
Request
Transmission E3 01
(Communication
Control)Since this DTC is provided for engi-
neering, it may be detected when
no actual failure exists. Registration Request command
is output from slave component.
By reception of connection check
Instruction, Registration Request
command is output from sub-mas-
ter component. After engine is started, radio receiv-
er assembly was disconnected
from system.
Master Error DF
*4 01
(Communication
Control)Due to defective condition of com-
ponent with a display, master func-
tion is switched to audio equip-
ment . Error occurs in communica-
tion between sub-master (audio)
and master component. Check harness for power supply
of radio receiver assembly.
Check harness for communica-
tion system of radio receiver as-
sembly.
Check harness for communica-
tion system between radio receiver
assembly and sub-master compo-
nent.
01*6
(Communica-
tion Control)D7 Connection
Check ErrorComponent in which this code is re-
corded has been disconnected from
system after engine start.
Or, when this code was recorded,
radio receiver assembly was dis-
connected. Check harness for power supply of
radio receiver assembly.
Check harness for communication
system of radio receiver assembly.
Check harness for power supply of
RSA panel.
Check harness for communication
system of RSA panel.
- BODY ELECTRICALAUDIO SYSTEM
BE-145
2518 Author: Date:
2004 LAND CRUISER (RM1071U)
Physical address: 1A0 DVD Auto Player
HINT:
*1: Even if no failure is detected, this code may be stored depending on the battery condition or voltage for starting
an engine.
*2: This code may be stored when the engine key is turned again 1 min. after engine start.
*3: This code may be stored when the engine key is turned again after engine start.
*4: When 210 sec. has passed after pulling out the power supply connector of the master component with the ignition
switch in ACC or ON, this code is stored.
Logical addressDTC
Diagnosis itemDiagnosis content
Countermeasure and inspeced parts
01
(Communica-
tion Control)D6
*1Absence of
MasterComponent in which this code is re-
corded has been disconnected from
system with ignition in ACC or ON.
Or, when this code was recorded,
RSA Panel was disconnected. Check harness for power supply of
RSA Panel.
Check harness for communication
system of RSA Panel.
Check harness for power supply of
DVD player.
Check harness for communication
system of DVD player.
01
(Communica-
tion Control)D7
Component in which this code is re-
corded is was disconnected from
system after engine start. Or, when
recorded this code, RSA Panel was
disconnected. Check harness for power supply of
RSA Panel.
Check harness for communication
system of RSA Panel.
Check harness for power supply of
DVD player.
Check harness for communication
system of DVD player.
Transmission
Error DC
01 *4
(Communication
Control)Transmission to component shown
by sub-code has been failed. (De-
tecting this DTC does not neces-
sary mean actual failure.) If same sub-code is recorded in
other component, check harness
for power supply and communica-
tion system of components shown
sub code.
Communication
Check Error
Master Reset
(Momentary
Interruption) DD
*3 01
(Communication
Control)
Registration
Completion
Instruction
Error E0
*1 01
(Communication
Control)ºRegistration Completion Instruc-
tionº command from master cannot
be received.Since this DTC is provided for engi-
neering purpose, it may be detected
when no actual failure exists. After engine is started, radio receiv-
er assembly assembly was discon-
nected from system.
Master Error DF
*4 01
(Communication
Control)Due to defective condition of com-
ponent with a display, master func-
tion is switched to audio equip-
ment . Error occurs in communica-
tion between sub-master (audio)
and master component. Check harness for power supply of
RSA Panel.
Check harness for communication
system of RSA Panel.
Check harness for power supply of
DVD player.
Check harness for communication
system of DVD player.
Check harness for power supply of
RSA Panel.
Check harness for communication
system of RSA Panel.
Check harness for communication
system between RSA Panel.
- BODY ELECTRICALAUDIO SYSTEM
BE-147
2520 Author: Date:
2004 LAND CRUISER (RM1071U)
42 45
(DVD)No Disk ReadoutDisk cannot be read. Inspect disk.
44 DVD error Error is detected in DVD player. Replace radio and player.
45 EJECT error Disk cannot be ejected. Check whether foreign mat-
ters enter inspection.
46 Disk Crack A crack and dirt are in a disk.
52 Player Error Clamp unusually generating. DVD player.
45
(DVD)
45
(DVD)
45
(DVD)
45
(DVD)Registration
Completion
Instruction
Error E0
*1 01
(Communication
Control)ºRegistration Completion Instruc-
tionº command fromradio receiver
assembly cannot be received.Since this DTC is provided for engi-
neering, it may be detected when
no actual failure exists.
ON/OFF
Instruction
Parameter
Error E2 01
(Communication
Control)Error is detected in ON/OFF control
command from radio receiver as-
sembly.Replace radio receiver assembly.
Registration
Request
Transmission E3 01
(Communication
Control)Since this DTC is provided for engi-
neering, it may be detected when
no actual failure exists. Registration Request command
is output from slave component.
By reception of connection check
Instruction, Registration Request
command is output from sub-mas-
ter component. Master Error DF
*4 01
(Communication
Control)Due to defective condition of com-
ponent with a display, master func-
tion is switched to audio equip-
ment . Error occurs in communica-
tion between sub-master (audio)
and master component. Check harness for power supply
of radio receiver assembly.
Check harness for communica-
tion system of radio receiver as-
sembly.
Check harness for communica-
tion system between radio receiver
assembly and sub-master compo-
nent.
47 DVD High Temp High temperature is detected in
DVD auto changer. 45
(DVD)Do not stop the operation for a
period of time.
48 DVD Excess
CurrentExcess current is applied to
DVD auto changer. 45
(DVD)Replace DVD auto changer.
50 A Malfunction in
insertion/ejec-
tionOperation malfunction in inser-
tion/ ejection. 45
(DVD)Replace DVD auto changer.
51 A Malfunction in
switching diskOperation malfunction in switching
disk. 45
(DVD)Replace DVD auto changer.
Inspect disk.
- BODY ELECTRICALAUDIO SYSTEM
BE-149
2522 Author: Date:
2004 LAND CRUISER (RM1071U)