A Logical address Communication control

DTC

Diagnosis item

Description

Action to be taken

22

RAM Error

Abnormal condition of RAM is detected.

Replace radio receiver assy.

D6 *1

Absence of Master

Component in which this code is recorded had been 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 *5

Connection check Error

Component in which this code is recorded had been 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 *2

No Response to Connection Check

Component shown by sub code is or had been 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 *1

Last Mode Error

Audio or visual component operated before engine stop is or had been 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.

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 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 *1

Mode Status Error

Dual alarm is detected.

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

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

DC *3

Transmission Error

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

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

(If not, delete DTC and recheck.)

DD *4

Master Reset (Momentary Interruption)

After engine is started, master component had been 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 *4

Slave Reset (Momentary Interruption)

After engine is started, component shown by sub code had been disconnected from system.

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

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

E0 *1

Registration Completion Instruction Error

"Registration Completion Instruction" command from master cannot be received.

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

E2

ON/OFF Instruction Parameter Error

Error occures in ON/OFF controlling command from master component.

Replace radio receiver assy

E3 *1

Registration Request Transmission

Registration 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.

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