Diagnostic Trouble Code Chart

Terms

Meaning

Physical address

Three-digit code (shown in hexadecimal) which is given to each component comprising the AVC - LAN

Corresponding to the function, individual symbols are specified..

Logical address

Two-digit code (shown in hexadecimal) which is given to each function comprising the inner system of the AVC - LAN.

Physical address: 110 Multi display

Logical address

DTC

Diagnosis item

Diagnosis content

Countermeasure and inspected parts

21 *1 (Switch)

10

Panel Switch Error

Error in panel switch input part is detected.

(Error in switch control part, or internal communication error with switch control part is detected.)

• Inspect all switches on touch switch test screen in display check mode. If any of lines and point does not react, replace multi-display assembly.

• If all switches function without problem, observe them for a while.

(Switch)

11

Touch Switch Error

Error in touch switch sensor is detected.

• Inspect all touch switches on touch switch test screen in display check mode. If any of lines does not react, replace multi-display assembly.

• If all of vertical and horizontal lines react normally, observe them for a while.

(Front passenger monitor)

10

Error in Picture Circuit

Error in power supply system for picture circuit (abnormal voltage) is detected.

Replace multi-display assembly.

(Front passenger monitor)

11

Backlight Error (No current)

Decline in power output from inverter circuit for backlight.

Replace multi-display assembly.

(Front passenger monitor)

(Excess current)

Excess power output from inverter circuit for backlight.

Replace multi-display assembly.

(Communication control)

21

ROM Error

Abnormal condition of ROM is detected.

Replace multi-display assembly.

(Communication control)

22

RAM Error

Abnormal condition of RAM is detected.

Replace multi-display assembly.

*1: Check if the operation in Touch Point Check or Touch Switch Check screen is normal. If it operates without any problem, see how things go for a while.

Although this code is defined as Panel Switch Error, there are touch switches only on the display. If the internal communication is erroneous, however, this code is stored.

(Communication Control)

D5

Registered component disconnected

Component shown by auxiliary code is or was disconnected from system with ignition switch in ACC or ON.

Communication with component shown by auxiliary code is not established when engine is started.

• Check harness for power supply of component shown by auxiliary code

• Check harness for communication system of component shown by auxiliary code

(Communication Control)

D8

No response to connection check

Component shown by auxiliary code is or was disconnected from system after engine is started.

• Check harness for power supply of component shown by auxiliary code

• Check harness for communication system of component shown by auxiliary code

(Communication Control)

D9

Last Mode Error

Component operated (sound and/ or image was provided) before engine stop is or was disconnected with ignition switch in ACC or ON.

• Check harness for power supply of component shown by auxiliary code

• Check harness for communication system of component shown by auxiliary code

(Communication Control)

DA

No Response to ON/OFF Instruction

No response is identified when changing mode (audio and visual mode change). Detected when sound and picture does not change by button operation.

• Check harness for power supply of component shown by auxiliary code.

• Check harness for communication system of component shown by auxiliary code.

• If error occurs again, replace component shown by auxiliary code.

(Communication Control)

DB

Mode Status Error

Dual sound is detected.

• Check harness for power supply system of component shown by auxiliary code.

• Check harness for communication system of component shown by auxiliary code.

(Communication Control)

DC

Transmission Error

Transmission to component shown by auxiliary code has been failed. (This code does not necessarily mean actual failure.)

If same component shown by auxiliary code is recorded in other components), check harness for power supply and communication system of components shown sub code.

(Communication Control)

DE

Slave Reset (Momentary Interruption)

After engine start, slave component has been disconnected. DB

• Check harness for power supply system of component shown by auxiliary code.

• Check harness for communication system of component shown by auxiliary code.

(Communication Control)

E4

Multiple Frame Abort

Multiple frame transmission is aborted.

Since this DTC is provided for engineering, it may be detected when no actual failure exists.

*2: Even if no failure is detected, it may be stored depending on the battery condition or voltage for starting an engine. *3: It is stored when 180 sec. has passed after the power supply connector is pulled out after engine start. *4: It may be stored when the engine key is turned again 1 min. after engine start. *5: It may be stored when the engine key is turned again after engine start.

Physical address: 190 Radio receiver assembly

Logical address

DTC

Diagnosis item

Diagnosis content

Countermeasure and inspected parts

(Communication Control)

21

ROM Error

Error is detected in internal ROM.

Replace radio receiver assembly.

(Communication Control)

22

RAM Error

Error is detected in internal RAM.

Replace radio receiver assembly.

(Communication Control)

D6

Absence of Master

Component in which this code is recorded has been disconnected from system with ignition in ACC or ON. Or, when this code was recorded, multi-display assembly was disconnected.

• Check harness for power supply system of multi display.

• Check harness for communication system of multi display.

• Check harness for power supply system of radio receiver assembly.

• Check harness for communication system of radio receiver assembly.

(Communication Control)

D8

No Response to Connection Check

Component shown by auxiliary code is or had been disconnected from system after engine start. D9

• Check harness for power supply system of component shown by auxiliary code.

• Check harness for communication system of component shown by auxiliary code.

(Communication Control)

D9

Last Mode Error

Component operated (sounds and/ or images were provided) before engine stop is or has been disconnected with ignition switch in ACC or ON.

Check harness for power supply system of component shown by auxiliary code.

Check harness for communication system of component shown by auxiliary code.

(Communication Control)

DA

No Response to ON/OFF Instruction

No response is identified when changing mode (audio and visual mode change). Detected when sound and picture does not change by button operation.

• Check harness for power supply of component shown by auxiliary code.

• Check harness for communication system of component shown by auxiliary code.

• If error occurs again, replace component shown by auxiliary code.

(Communication Control)

DB

Mode Status Error

Dual alarm is detected.

• Check harness for power supply of component shown by auxiliary code.

• Check harness for communication system of component shown by auxiliary code.

(Communication Control)

DC

Transmission Error

Transmission to component shown by auxiliary code has been failed. (Detecting this DTC does not necessary mean actual failure.)

• If same auxiliary code is recorded in other component, check harness for power supply and communication system of components shown sub code.

(Communication Control)

(Momentary

Interruption)

After engine is started, multi-display assembly was disconnected from system.

• If this error occurs frequently, replace multi-display assembly.

(Communication Control)

DE

Slave Reset (Momentary Interruption)

After engine is started, slave component was disconnected from system.

• Check harness for power supply of component shown by auxiliary code.

• Check harness for communication system of component shown by auxiliary code.

(Communication Control)

DF

Master Error

Due to defective condition of multi display, master function is switched to audio equipment. Error occurs in communication between sub-master (audio) and multi display.

• Check harness for power supply of multi-display assembly.

• Check harness for communication system of multi-display assembly.

• Check harness for communication system between multi-display assembly and sub-master component.

(Communication Control)

E0

Registration Completion Instruction Error

"Registration Completion Instruction" command from multi display cannot be received.

• Since this DTC is provided for engineering purpose, it may be detected when no actual failure exists.

(Communication Control)

E1

Audio processor ON error

While source equipment is operating, AMP output is stopped.

• Check harness for power supply of multi-display assembly.

• Check harness for communication system of multi-display assembly.

(Communication Control)

E2

ON/OFF Instruction Parameter Error

Error occurs in ON/OFF controlling command from multi-display assembly.

• Replace multi-display assembly.

(Communication Control)

Request

Transmission

Registration Request command is output from slave component. 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.

(Communication Control)

E4

Plural Frame Abort

Plural frame transmission is aborted.

• Since this DTC is provided for engineering purpose, it may be detected when no actual failure exists.

(Radio receiver assembly)

43

AM Tuner Error

Abnormal condition is detected in AM tuner.

Inspect radio receiver assembly.

Replace radio receiver assembly.

(Radio receiver assembly)

44

FM Tuner Error

Abnormal condition is detected in FM tuner.

Replace radio receiver assembly.

(Cassette switch)

40

Mechanical or Media Error

Malfunction due to mechanical failure is identified. Or, cassette tape is cut or entangled.

Inspect cassette tape.

(Cassette switch)

41

EJECT Malfunction

Malfunction due to mechanical failure.

Replace radio receiver assembly.

(CD player)

42

No Disc Readout

Disc cannot be read.

Inspect CD.

(CD player)

44

CD Error

Error is detected in CD player.

Replace radio receiver assembly.

(CD player)

45

EJECT Error

Magazine cannot be ejected.

Replace radio receiver assembly.

(CD player)

46

Scratched/ Reversed Disc

Scratches or dirt is found on CD surface or CD is set upside down.

Inspect CD.

*2: Even if no failure is detected, it may be stored depending on the battery condition or voltage for starting an engine.

*2: Even if no failure is detected, it may be stored depending on the battery condition or voltage for starting an engine.

*3: It is stored when 180 sec. has passed after the power supply connector is pulled out after engine start. *4: It may be stored when the engine key is turned again 1 min. after engine start. *5: It may be stored when the engine key is turned again after engine start.

*6: 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.

Physical address: 178 Navigation ECU

(Navigation ECU)

10

Gyro Error

Error in gyro sensor is detected. (Abnormal value in voltage output from sensor is detected for more than specified time.)

• Check the Gyro voltage in the diagnosis system mode.

(GPS receiver)

11

GPS Receiver Error

Operation error of GPS receiver is detected.

• At an outdoor site with a clear view, operate to display the GPS information screen of the diagnosis system. If GPS time stamp is not properly displayed after 15 min. or more, replace navigation ECU.

(GPS receiver)

40

GPS Antenna Error

Operation condition of GPS antenna cable is detected. (Open circuit, connection failure of connectors, etc.)

• Check if the GPS antenna is correctly connected or positioned or not. After replacing the antenna, if the error remains, replace the navigation ECU.

(GPS receiver)

41

Power Supply Error of GPS Antenna

Abnormal voltage of GPS antenna cable or short circuit is detected.

• Inspect GPS antenna and replace if necessary. (When no continuity is identified between connector's core and sealed part, GPS antenna is normal.)

• If GPS antenna is normal, replace navigation ECU.

(Navigation ECU)

42

Map Disc Error

Data cannot be read for a specified time due to scratches or dirt on disc surface or insertion of music CD.

• Inspect disc and replace if necessary. (Visually check disc surface and wipe it with soft cloth.)

(Navigation ECU)

43

Vehicle speed sensor Signal Error

Input error of vehicle speed sensor signal is detected. (When no vehicle speed sensor signal has been input for a specified time.)

• Check the vehicle speed signal in the diagnosis system mode.

• Inspect wire harness for vehicle speed signal.

• If wire harness is normal, replace navigation ECU.

(Navigation ECU)

44

Player Error

Malfunction of player continues for a specified length of time.

• Check if disc can be inserted/taken out or not. If not , replace navigation ECU.

• When the same code is detected in recheck after deleting the DTC memory.

(Navigation ECU)

45

Player Temp. Too High

Readout cannot be done because temperature around player's pickup (reading part) is too high.

With IG switch OFF, leave vehicle in cool shaded place for a while and recheck. After deleting the DTC memory, If same code detected, replace navigation ECU.

(Communication Control)

D6

Absence of Master

Component in which this code is recorded has been disconnected from system with ignition in ACC or ON. Or, when this code was recorded, multi-display assembly was disconnected.

• Check harness for power supply system of multi display.

• Check harness for communication system of multi display.

• Check harness for power supply system of navigation ECU.

• Check harness for communication system of navigation ECU.

(Communication Control)

D7

Connection Check Error

Component in which this code is recorded has been disconnected from system after engine start. Or, when this code was recorded, multi-display assembly was disconnected. D6

• Check harness for power supply system of multi display.

• Check harness for communication system of multi display.

• Check harness for power supply system of navigation ECU.

• Check harness for communication system of navigation ECU.

(Communication Control)

DC

Transmission Error

Transmission to component shown by auxiliary code has been 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 communication system of components shown sub code.

(Communication Control)

(Momentary

Interruption)

After engine is started, multi-display assembly was disconnected from system.

• Check harness for power supply system of multi-display assembly.

• Check harness for communication system of multi-display assembly.

• If error occurs frequently, replace multi-display assembly.

(Communication Control)

DF

Master Error

Due to defective condition of component with a display, master function is switched to audio equipment . Error occurs in communication between sub-master (audio) and master component.

• Check harness for power supply of multi-display assembly.

• Check harness for communication system of multi-display assembly.

• Check harness for communication system between multi-display assembly and sub-master component.

(Communication Control)

E0

Registration Completion Instruction Error

"Registration Completion Instruction" command from multi display cannot be received.

Since this DTC is provided for engineering, it may be detected when no actual failure exists.

(Communication Control)

E2

ON/OFF Instruction Parameter Error

Error is detected in ON/OFF control command from multi-display assembly.

Replace multi-display assembly.

(Communication Control)

Request

Transmission

• Registration Request command is output from slave component.

• By reception of connection check Instruction, Registration Request command is output from sub-master component.

Since this DTC is provided for engineering, it may be detected when no actual failure exists.

(Communication Control)

E4

Plural Frame Abort

Plural frame transmission is aborted.

• Since this DTC is provided for engineering purpose, it may be detected when no actual failure exists.

*6: 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.

TERMINALS OF ECU

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