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Diagnostic Trouble Code Chart

DTC Code Detection Item Trouble Area See
B156E No Response from Multi-media Interface ECU - Multi-media interface ECU power source circuit
- AVC-LAN circuit between display and navigation module display and multi-media interface ECU
- Multi-media interface ECU
- Display and navigation module display		 Refer to DTC B156E: No Response from Multi-media Interface ECU; DTC B156B: Multi-media Interface ECU Disconnected
B156B Multi-media Interface ECU Disconnected - Multi-media interface ECU power source circuit
- AVC-LAN circuit between display and navigation module display and multi-media interface ECU
- Multi-media interface ECU
- Display and navigation module display		 Refer to DTC B156E: No Response from Multi-media Interface ECU; DTC B156B: Multi-media Interface ECU Disconnected
B1591 No Response from Audio HU - Radio receiver assembly power source circuit
- MOST circuit between display and navigation module display and radio receiver assembly
- MOST circuit between radio receiver assembly and stereo component amplifier assembly
- Radio receiver assembly
- 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 - Stereo component amplifier assembly power source circuit
- MOST circuit between radio receiver assembly and stereo component amplifier assembly
- MOST circuit between stereo component amplifier assembly and display and navigation module display (w/o Rear Seat Entertainment System)
- MOST circuit between stereo component amplifier assembly and television display assembly (w/ Rear Seat Entertainment System)
- Stereo component amplifier assembly
- Display and navigation module display		 Refer to DTC B1593: No Response from Stereo Component Amplifier; DTC B15D3: Stereo Component Amplifier Disconnected
B1595 No Response from Rear Seat Entertainment System - Television display assembly power source circuit
- MOST circuit between stereo component amplifier assembly and television display assembly
- MOST circuit between television display assembly and display and navigation module display
- Television display assembly
- Display and navigation module display		 Refer to DTC B1595: No Response from Rear Seat Entertainment System; DTC B15D5: Rear Seat Entertainment System Disconnected
B15A0 LAN Master Malfunction Display and navigation module display Refer to DTC B15A0: LAN Master Malfunction; DTC B15AD: Navigation Processor Malfunction
B15AD Navigation Processor Malfunction Display and navigation module display Refer to DTC B15A0: LAN Master Malfunction; DTC B15AD: Navigation Processor Malfunction
B15B0 Display Screen Malfunction Display and navigation module display Refer to DTC B15B0: Display Screen Malfunction
B15B8 Harddisk Malfunction Hard disk drive Refer to DTC B15B8: Harddisk Malfunction
B15C0 Short in GPS Antenna - Wire harness
- GPS antenna assembly
- Display and navigation module display		 Refer to DTC B15C0: Short in GPS Antenna; DTC B15C1: Open in GPS Antenna
B15C1 Open in GPS Antenna - Wire harness
- GPS antenna assembly
- Display and navigation module display		 Refer to DTC B15C0: Short in GPS Antenna; DTC B15C1: Open in GPS Antenna
B15C2 Speed Signal Malfunction - Wire harness or connector
- Combination meter assembly
- Display and navigation module display		 Refer to DTC B15C2: Speed Signal Malfunction
B15D0 MOST Communication Malfunction - MOST Line Check
- MOST communication line connector
- Wire harness or connector
- MOST communication line
- Radio receiver assembly
- Stereo component amplifier assembly
- Television display assembly (w/ Rear Seat Entertainment System)
- Display and navigation module display		 Refer to DTC B15D0: MOST Communication Malfunction
B15D1 Audio HU Disconnected - Radio receiver assembly power source circuit
- MOST circuit between display and navigation module display and radio receiver assembly
- MOST circuit between radio receiver assembly and stereo component amplifier assembly
- Radio receiver assembly
- Display and navigation module display		 Refer to DTC B1591: No Response from Audio HU; DTC B15D1: Audio HU Disconnected
B15D3 Stereo Component Amplifier Disconnected - Stereo component amplifier assembly power source circuit
- MOST circuit between radio receiver assembly and stereo component amplifier assembly
- MOST circuit between stereo component amplifier assembly and display and navigation module display (w/o Rear Seat Entertainment System)
- MOST circuit between stereo component amplifier assembly and television display assembly (w/ Rear Seat Entertainment System)
- Stereo component amplifier assembly
- Display and navigation module display		 Refer to DTC B1593: No Response from Stereo Component Amplifier; DTC B15D3: Stereo Component Amplifier Disconnected
B15D5 Rear Seat Entertainment System Disconnected - Television display assembly power source circuit
- MOST circuit between stereo component amplifier assembly and television display assembly
- MOST circuit between television display assembly and display and navigation module display
- Television display assembly
- Display and navigation module display		 Refer to DTC B1595: No Response from Rear Seat Entertainment System; DTC B15D5: Rear Seat Entertainment System Disconnected
B15D8 Monitor Disconnected - Parking assist ECU power source circuit
- AVC-LAN circuit between display and navigation module display and parking assist ECU
- Parking assist ECU
- Display and navigation module display		 Refer to DTC B15D8: Monitor Disconnected
B15E7 Harddisk Reading/Writing Malfunction (Low Temperature) Hard disk drive Refer to DTC B15E7: Harddisk Reading/Writing Malfunction (Low Temperature); DTC B15E8: Harddisk Reading/Writing Malfunction (High Temperature)
B15E8 Harddisk Reading/Writing Malfunction (High Temperature) Hard disk drive Refer to DTC B15E7: Harddisk Reading/Writing Malfunction(Low Temperature); DTC B15E8: Harddisk Reading/Writing Malfunction(High Temperature)
B15F5 A/C ECU Vehicle Information Reading/Writing Processor Malfunction - CAN communication system
- Air conditioning system
- A/C ECU (air conditioning amplifier assembly)
- Display and navigation module display		 Refer to DTC B15F5: A/C ECU Vehicle Information Reading/Writing Processor Malfunction
B15F6 Main Body ECU Vehicle Information Reading/Writing Process Malfunction - CAN communication system
- Power door lock control system
- Wireless door lock control system
- Lighting system (for interior)
- Lighting system (for exterior)
- Front power seat control system (w/ Seat Position Memory System)
- Main body ECU
- Display and navigation module display		 Refer to DTC B15F6: Main Body ECU Vehicle Information Reading/Writing Process Malfunction
B15F7 Certification ECU Vehicle Information Reading/Writing Process Malfunction - CAN communication system
- Smart access system with push-button start (for entry function)
- Smart access system with push-button start (for start function)
- Certification ECU (smart key ECU assembly)
- Display and navigation module display		 Refer to DTC B15F7: Certification ECU Vehicle Information Reading/Writing Process Malfunction
U0073 Control Module Communication Bus OFF CAN communication system Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0155: Lost Communication with Combination Meter; DTC U0164: Lost Communication with A/C ECU; DTC U1110: Lost Communication with Clearance Warning ECU
U0155 Lost Communication with Combination Meter CAN communication system Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0155: Lost Communication with Combination Meter; DTC U0164: Lost Communication with A/C ECU; DTC U1110: Lost Communication with Clearance Warning ECU
U0164 Lost Communication with A/C ECU CAN communication system Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0155: Lost Communication with Combination Meter; DTC U0164: Lost Communication with A/C ECU; DTC U1110: Lost Communication with Clearance Warning ECU
U1110 Lost Communication with Clearance Warning ECU CAN communication system Refer to DTC U0073: Control Module Communication Bus OFF; DTC U0155: Lost Communication with Combination Meter; DTC U0164: Lost Communication with A/C ECU; DTC U1110: Lost Communication with Clearance Warning ECU
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