LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2007 >> IS 350 >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio / Visual >> Audio And Visual System >> Diagnostic Trouble Code Chart
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Trouble Code Chart

COMMUNICATION DIAGNOSIS: 

COMMUNICATION DIAGNOSIS TROUBLE CODE CHART

DTC No. Detection Item Trouble Area
01-21 ROM Error Radio receiver
01-22 RAM Error Radio receiver
01-D5 Absence of Registration Unit
  1. Power source circuit of the component shown by the sub-code
  2. AVC-LAN circuit between the radio receiver and the component shown by the sub-code
  3. Component shown by the sub-code
01-D6 No Master
  1. Radio receiver power source circuit
  2. Power source circuit of the component which has stored this code
  3. AVC-LAN circuit between the radio receiver and the component which has stored this code
  4. Component which has stored this code
  5. Radio receiver
01-D7 Connection Check Error
  1. Radio receiver power source circuit
  2. Power source circuit of the component which has stored this code
  3. AVC-LAN circuit between the radio receiver and the component which has stored this code
  4. Component which has stored this code
  5. Radio receiver
01-D8 No Response for Connection Check
  1. Power source circuit of the component shown by the sub-code
  2. AVC-LAN circuit between the radio receiver and the component shown by the sub-code
  3. Component shown by the sub-code
01-D9 Last Mode Error
  1. Power source circuit of the component shown by the sub-code
  2. AVC-LAN circuit between the radio receiver and the component shown by the sub-code
  3. Component shown by the sub-code
01-DA No Response Against ON / OFF Command
  1. Power source circuit of the component shown by the sub-code
  2. AVC-LAN circuit between the radio receiver and the component shown by the sub-code
  3. Component shown by the sub-code
01-DB Mode Status Error
  1. Power source circuit of the component shown by the sub-code
  2. AVC-LAN circuit between the radio receiver and the component shown by the sub-code
  3. Component shown by the sub-code
01-DC Transmission Error If the same sub-code is recorded in other components, check harness for power supply and communication system of all components shown by code
01-DD Master Reset
  1. Radio receiver power source circuit
  2. AVC-LAN circuit between the radio receiver and the component which has stored this code
  3. Radio receiver
  4. Component which has stored this code
01-DE Slave Reset
  1. Power source circuit of the component shown by the sub-code
  2. AVC-LAN circuit between the radio receiver and the component shown by the sub-code
  3. Component shown by the sub-code
01-DF Master Error
  1. Radio receiver power source circuit
  2. AVC-LAN circuit between the radio receiver and the component which has stored this code
  3. Radio receiver
  4. Component which has stored this code
01-E0 Registration Complete Indication Error -
01-E1 Voice Processing Device ON Error
  1. Radio receiver power source circuit
  2. AVC-LAN circuit between the radio receiver and the component which has stored this code
  3. Radio receiver
  4. Component which has stored this code
01-E2 ON / OFF Indication Parameter Error Radio receiver
01-E3 Registration Demand Transmission -
01-E4 Multiple Frame Incomplete -

RADIO UNIT: 

Radio Unit TROUBLE CODE CHART

DTC No. Detection Item Trouble Area
60-10 AM Tuner PLL does not Lock Error Radio receiver
60-11 FM Tuner PLL does not Lock Error Radio receiver
60-42 Tuner Power Source Error Radio receiver
60-43 AM Tuner Error Radio receiver
60-44 FM Tuner Error Radio receiver
60-50 Malfunction in Internal IC Radio receiver

IN-DASH CD CHANGER: 

IN-DASH CD CHANGER TROUBLE CODE CHART

DTC No. Detection Item Trouble Area
63-10 CD Changer Mechanical Error Radio receiver
63-11 CD Insertion and Eject Error Radio receiver
63-12 CD Reading Abnormal Radio receiver
63-41 Wrong Disc
  1. CD
  2. Radio receiver
63-42 Disc cannot be Read
  1. CD
  2. Radio receiver
63-43 CD-ROM Abnormal
  1. CD
  2. Radio receiver
63-44 CD Abnormal Radio receiver
63-45 Eject Error Radio receiver
63-46 Scratched / Reversed Disc
  1. CD
  2. Radio receiver
63-47 High Temperature Radio receiver
63-48 Excess Current Radio receiver
63-50 Tray Insertion / Ejection Error Radio receiver
63-51 Elevator Error Radio receiver
63-52 Clamp Error Radio receiver
63-78 DSP Error Radio receiver
63-7D Disc cannot be Played
  1. CD
  2. Radio receiver
63-7E No Playable Files
  1. CD
  2. Radio receiver
63-7F Copyright Protection Error
  1. CD
  2. Radio receiver

VOL: 

VOL TROUBLE CODE CHART

DTC No. Detection Item Trouble Area
74-40 Short in Speaker Circuit
  1. Wire harness
  2. Speaker
  3. Stereo component amplifier