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Diagnostic Trouble Code Chart

ELECTRO MULTI VISION SYSTEM

DTC Code Detection Item Trouble Area Refer To
B156A Gateway ECU Disconnected 1. Network gateway ECU power source circuit
2. AVC-LAN circuit between display and navigation module display and network gateway ECU
3. Display and navigation module display
4. Network gateway ECU
Refer to DTC B156A: Gateway ECU Disconnected; DTC B1590: No Response from Gateway ECU
B156B Multimedia Interface ECU Disconnected 1. Multimedia interface ECU power source circuit
2. AVC-LAN circuit between display and navigation module display and multimedia interface ECU
3. Multimedia interface ECU
4. Display and navigation module display
Refer to DTC B156B: Multimedia Interface ECU Disconnected; DTC B156E: No Response from Multimedia Interface ECU
B156E No Response from Multimedia Interface ECU 1. Multimedia interface ECU power source circuit
2. AVC-LAN circuit between display and navigation module display and multimedia interface ECU
3. Multimedia interface ECU
4. Display and navigation module display
Refer to DTC B156B: Multimedia Interface ECU Disconnected; DTC B156E: No Response from Multimedia Interface ECU
B1590 No Response from Gateway ECU 1. Network gateway ECU power source circuit
2. AVC-LAN circuit between display and navigation module display and network gateway ECU
3. Display and navigation module display
4. Network gateway ECU
Refer to DTC B156A: Gateway ECU Disconnected; DTC B1590: No Response from Gateway ECU
B1591 No Response from Audio HU 1. Radio receiver assembly power source circuit
2. MOST circuit between display and navigation module display and radio receiver assembly
3. MOST circuit between radio receiver assembly and stereo component amplifier assembly
4. Radio receiver assembly
5. Display and navigation module display
Refer to DTC B1591: No Response from Audio HU; DTC B15D1: Audio HU Disconnected
B1593 No Response from Stereo Component Amplifier 1. Stereo component amplifier assembly power source circuit
2. MOST circuit between radio receiver assembly and stereo component amplifier assembly
3. MOST circuit between display and navigation module display and stereo component amplifier assembly
4. Stereo component amplifier assembly
5. Display and navigation module display
Refer to DTC B1593: No Response from Stereo Component Amplifier; DTC B15D3: Stereo Component Amplifier Disconnected
B15A0 LAN Master Malfunction Display and navigation module display Refer to DTC B15A0: LAN Master Malfunction
B15B0 Display Screen Malfunction Display and navigation module display Refer to DTC B15B0: Display Screen Malfunction
B15D0 MOST Communication Malfunction 1. Speaker circuit (w/ rear header speaker)
2. MOST line check
3. MOST communication line connector
4. Wire harness or connector
5. MOST communication line
6. Radio receiver assembly
7. Stereo component amplifier assembly
8. Display and navigation module display
Refer to DTC B15D0: MOST Communication Malfunction
B15D1 Audio HU Disconnected 1. Radio receiver assembly power source circuit
2. MOST circuit between display and navigation module display and radio receiver assembly
3. MOST circuit between radio receiver assembly and stereo component amplifier assembly
4. Radio receiver assembly
5. Display and navigation module display
Refer to DTC B1591: No Response from Audio HU; DTC B15D1: Audio HU Disconnected
B15D3 Stereo Component Amplifier Disconnected 1. Stereo component amplifier assembly power source circuit
2. MOST circuit between radio receiver assembly and stereo component amplifier assembly
3. MOST circuit between display and navigation module display and stereo component amplifier assembly
4. Stereo component amplifier assembly
5. Display and navigation module display
Refer to DTC B1593: No Response from Stereo Component Amplifier; DTC B15D3: Stereo Component Amplifier Disconnected
U0073 Control Module Communication Bus Off CAN communication line Refer to DTC U0073: Control Module Communication Bus Off; DTC U0100: Lost Communication with ECM; DTC U1110: Lost Communication with Clearance Warning ECU
U0100 Lost Communication with ECM 1. ECM
2. CAN communication system
Refer to DTC U0073: Control Module Communication Bus Off; DTC U0100: Lost Communication with ECM; DTC U1110: Lost Communication with Clearance Warning ECU
U1110 Lost Communication with Clearance Warning ECU 1. Clearance warning ECU
2. CAN communication system
Refer to DTC U0073: Control Module Communication Bus Off; DTC U0100: Lost Communication with ECM; DTC U1110: Lost Communication with Clearance Warning ECU