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.
2007 Honda Fit Base, AutomaticFACTORY OEM SERVICE PROCEDURE
DTC Troubleshooting Index
DTC TROUBLESHOOTING INDEX
| DTC | Latch(1) | Reset(2) | Detection Item | ||||
|---|---|---|---|---|---|---|---|
| 11-1X | ◦ | Open in driver's airbag first inflator | |||||
| 11-3X | Short to another wire or decreased resistance in driver's airbag first inflator | ||||||
| 11-4X | Open in driver's airbag second inflator | ||||||
| 11-6X | Short to another wire or decreased resistance in driver's airbag second inflator | ||||||
| 11-8X | ◦ | Short to power in driver's airbag first inflator | |||||
| 11-9X | Short to ground in driver's airbag first inflator | ||||||
| 11-AX | Short to power in driver's airbag second inflator | ||||||
| 11-BX | Short to ground in driver's airbag second inflator | ||||||
| 12-1X | ◦ | Open in front passenger's airbag first inflator | |||||
| 12-3X | Short to another wire or decreased resistance in front passenger's airbag first inflator | ||||||
| 12-4X | Open in front passenger's airbag second inflator | ||||||
| 12-6X | Short to another wire or decreased resistance in front passenger's airbag second inflator | ||||||
| 12-8X | ◦ | Short to power in front passenger's airbag first inflator | |||||
| 12-9X | Short to ground in front passenger's airbag first inflator | ||||||
| 12-AX | Short to power in front passenger's airbag second inflator | ||||||
| 12-BX | Short to ground in front passenger's airbag second inflator | ||||||
| 21-1X | ◦ | Open in driver's seat belt tensioner | |||||
| 21-3X | Short to another wire or decreased resistance in driver's seat belt tensioner | ||||||
| 21-8X | ◦ | Short to power in driver's seat belt tensioner | |||||
| 21-9X | Short to ground in driver's seat belt tensioner | ||||||
| 22-1X | ◦ | Open in front passenger's seat belt tensioner | |||||
| 22-3X | Short to another wire or decreased resistance in front passenger's seat belt tensioner | ||||||
| 22-8X | ◦ | Short to power in front passenger's seat belt tensioner | |||||
| 22-9X | Short to ground in front passenger's seat belt tensioner | ||||||
| 25-1X | ◦ | Open in driver's lap belt tensioner | |||||
| 25-3X | Short to another wire or decreased resistance in driver's lap belt tensioner | ||||||
| 25-8X | ◦ | Short to power in driver's lap belt tensioner | |||||
| 25-9X | Short to ground in driver's lap belt tensioner | ||||||
| 26-1X | ◦ | Open in front passenger's lap belt tensioner | |||||
| 26-3X | Short to another wire or decreased resistance in front passenger's lap belt tensioner | ||||||
| 26-8X | ◦ | Short to power in front passenger's lap belt tensioner | |||||
| 26-9X | Short to ground in front passenger's lap belt tensioner | ||||||
| 31-1X | ◦ | Open in driver's side airbag inflator | |||||
| 31-3X | Short to another wire or decreased resistance in driver's side airbag inflator | ||||||
| 31-8X | ◦ | Short to power in driver's side airbag inflator | |||||
| 31-9X | Short to ground in driver's side airbag inflator | ||||||
| 32-1X | ◦ | Open in front passenger's side airbag inflator | |||||
| 32-3X | Short to another wire or decreased resistance in front passenger's side airbag inflator | ||||||
| 32-8X | ◦ | Short to power in front passenger's side airbag inflator | |||||
| 32-9X | Short to ground in front passenger's side airbag inflator | ||||||
| 33-1X | ◦ | Open in left side curtain airbag inflator | |||||
| 33-3X | Short to another wire or decreased resistance in left side curtain airbag inflator | ||||||
| 33-8X | ◦ | Short to power in left side curtain airbag inflator | |||||
| 33-9X | Short to ground in left side curtain airbag inflator | ||||||
| 34-1X | ◦ | Open in right side curtain airbag inflator | |||||
| 34-3X | Short to another wire or decreased resistance in right side curtain airbag inflator | ||||||
| 34-8X | ◦ | Short to power in right side curtain airbag inflator | |||||
| 34-9X | Short to ground in right side curtain airbag inflator | ||||||
| 41-1X | ◦ | No signal from the left front impact sensor | |||||
| 41-2X | Internal failure of the left front impact sensor | ||||||
| 41-3X | |||||||
| 41-BX | ◦ | ||||||
| 42-1X | ◦ | No signal from the right front impact sensor | |||||
| 42-2X | Internal failure of the right front impact sensor | ||||||
| 42-3X | |||||||
| 42-BX | ◦ | ||||||
| 43-1X | ◦ | No signal from the left side impact sensor (first) | |||||
| 43-2X | Internal failure of the left side impact sensor (first) | ||||||
| 43-3X | |||||||
| 43-BX | ◦ | ||||||
| 44-1X | ◦ | No signal from the right side impact sensor (first) | |||||
| 44-2X | Internal failure of the right side impact sensor (first) | ||||||
| 44-3X | |||||||
| 44-BX | ◦ | ||||||
| 45-1X | ◦ | No signal from the left side impact sensor (second) | |||||
| 45-2X | Internal failure of the left side impact sensor (second) | ||||||
| 45-3X | |||||||
| 45-BX | ◦ | ||||||
| 46-1X | ◦ | No signal from the right side impact sensor (second) | |||||
| 46-2X | Internal failure of the right side impact sensor (second) | ||||||
| 46-3X | |||||||
| 46-BX | ◦ | ||||||
| 51-2X | ◦ | Internal failure of the SRS unit | |||||
| 51-4x | |||||||
| 52-8x | ◦ | ||||||
| 52-9x | |||||||
| 52-Ax | |||||||
| 52-Bx | |||||||
| 52-Cx | |||||||
| 52-Dx | |||||||
| 52-Ex | |||||||
| 52-Fx | |||||||
| 53-1x | ◦ | ||||||
| 53-2x | |||||||
| 53-3x | |||||||
| 53-4x | |||||||
| 54-1x | |||||||
| 54-2x | |||||||
| 54-3x | |||||||
| 54-4x | |||||||
| 54-5x | |||||||
| 54-6x | |||||||
| 54-71 | |||||||
| 54-72 | |||||||
| 54-73 | |||||||
| 55-1x | |||||||
| 55-2x | |||||||
| 55-3x | |||||||
| 55-4x | |||||||
| 56-Cx | |||||||
| 56-Dx | |||||||
| 56-Ex | |||||||
| 56-Fx | |||||||
| 57-1x | |||||||
| 57-2x | |||||||
| 61-1X | Open in driver's seat belt buckle switch | ||||||
| 61-2X | Short in driver's seat belt buckle switch | ||||||
| 62-1X | Open in front passenger's seat belt buckle switch | ||||||
| 62-2X | Short in front passenger's seat belt buckle switch | ||||||
| 71-1X | Open in driver's seat position sensor | ||||||
| 71-2X | Short in driver's seat position sensor | ||||||
| 81-4X | Internal failure of the ODS unit | ||||||
| 81-5X | |||||||
| 81-61 | No signal from the ODS unit | ||||||
| 81-62 | Response data error from the ODS unit | ||||||
| 81-63 | Internal failure of the ODS unit | ||||||
| 81-64 | |||||||
| 81-71 | ODS unit does not calibrate | ||||||
| 81-78 | |||||||
| 81-79 | Front passenger's weight sensors initial check failure | ||||||
| 82-1X | ◦ | No signal from the inner side front passenger's weight sensor | |||||
| 83-2X | No signal from the outer side front passenger's weight sensor | ||||||
| 85-4X | Internal failure of the ODS unit | ||||||
| 85-5X | |||||||
| 85-61 | No signal from the ODS unit | ||||||
| 85-62 | Response data error from the ODS unit | ||||||
| 85-63 | Internal failure of the ODS unit | ||||||
| 85-64 | |||||||
| 85-71 | ODS unit not initialized | ||||||
| 85-78 | |||||||
| 85-79 | OPDS sensor initial check failure | ||||||
| 86-1X | Faulty OPDS sensor | ||||||
| 86-2X | |||||||
| 87-31 | Side airbag cutoff indicator stays on/off | ||||||
| 87-32 | |||||||
| 91-1X | Internal failure of the SRS unit | ||||||
| 92-1X | Short to power in passenger's airbag cutoff indicator | ||||||
| 92-2X | Open or short to ground in passenger's airbag cutoff indicator | ||||||
| A1-1X | Faulty power supply (VA line) | ||||||
| A2-1X | Faulty power supply (VB line) | ||||||
| EX-XX | ◦ | Control operation recorded | |||||
| Fx-xx | Airbags and/or tensioners deployment recorded | ||||||
|
NOTE:
The "x" at the end of each DTC denotes a numeric character (0 thru 9) or an alpha character (A thru F) that you will see on the HDS display. The character is unrelated to your troubleshooting; it designates the SRS unit manufacturer and other detail used for product analysis.
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Factory Service Tools
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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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