Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 Honda Insight BaseFACTORY OEM SERVICE PROCEDURE
Multiplex Integrated Control System
- Component Location Index
- General Troubleshooting Information
- DTC Troubleshooting Index
- System Description
- Body Controller Area Network (B-CAN) and Fast Controller Area Network (F-CAN)
- Gateway Function
- Network "Loss of Communication" Error Checking Function
- Self-diagnostic Function (On-board diagnosis)
- Wake-up and Sleep Function
- Fail-safe Function
- Hardware Fail-safe Control
- Software Fail-safe Control
- Power Supply Voltage Monitoring Function
- Headlights
- Turn Signal/Hazard Warning Light
- Entry Lights Control System (Ceiling Light)*
- Automatic Lighting
- Cargo Area Light
- Daytime Running Lights
- Windshield Wiper/Washer (Normally Operation)
- Rear Window Wiper/Washer (Normally Operation)
- Windshield Wiper/Washer (Vehicle Speed Operation)
- Rear Window Wiper/Washer (With Reverse Linked Rear Wiper)
- Windshield/Rear Window Washer
- Power Window Timer (Key-Off Operation)
- Collision Detection Signal (CDS)
- Power Door Locks*
- Door Lock Response Operation*
- Keyless Entry System*
- Key-in Reminder
- Key Interlock
- Security Alarm System
- Keyless Answer Back (Without security)*
- Security Answer Back (With security)*
- Answer Back Response Operation*
- Hatch Outer Handle Switch Operation
- Auto Door Lock*
- Auto Door Unlock*
- Keyless Panic Function
- HDS Inputs and Commands
- Troubleshooting - B-CAN System Diagnosis Test Mode A
- Troubleshooting - B-CAN System Diagnosis Test Mode B
- Troubleshooting - B-CAN System Diagnosis Test Mode C
- Troubleshooting - B-CAN System Diagnosis Test Mode D
- Troubleshooting - B-CAN System Diagnosis Test Mode 1 and Test Mode 2 (without the HDS)
- Sleep and Wake-Up Mode Test
- Circuit Diagram
- DTC Troubleshooting
- DTC B1000: Communication Circuit Error (BUS Off)
- DTC B1002: MICU Internal Error (EEPROM Error)
- DTC B1011: MICU Lost Communication With Gauge Control Module (VSP/NE Message)
- DTC B1036: IG1 Power Supply Circuit Malfunction
- DTC B1150: Communication Circuit Error (BUS Off)
- DTC B1200: Communication Bus Line Error (BUS-OFF)
- DTC B1900: Communication Circuit Error (BUS Off)
- DTC U1280: Communication Bus Line Error (BUS-OFF)
- MICU Input Test
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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