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.
2017 Infiniti QX30 BaseFACTORY OEM SERVICE PROCEDURE
DTC Index
DTC INDEX
| DTC | Description |
|---|---|
| DTC U0122 | CAN COMMUNICATION |
| DTC U0141 | CAN COMMUNICATION |
| DTC U1198 | CAN COMMUNICATION |
| DTC U140F | CAN COMMUNICATION |
| DTC P172C | ELECTRONIC IGNITION SWITCH CONTROL UNIT |
| DTC B1A39 | ELECTRONIC IGNITION SWITCH CONTROL UNIT |
| DTC B210A | ELECTRONIC IGNITION SWITCH CONTROL UNIT |
| DTC B210B | ELECTRONIC IGNITION SWITCH CONTROL UNIT |
| DTC B210D | ELECTRONIC IGNITION SWITCH CONTROL UNIT |
| DTC B210E | ELECTRONIC IGNITION SWITCH CONTROL UNIT |
| DTC B21DC | ELECTRONIC IGNITION SWITCH CONTROL UNIT |
| DTC B2201 | ELECTRONIC IGNITION SWITCH CONTROL UNIT |
| DTC B2224 | ELECTRONIC IGNITION SWITCH CONTROL UNIT |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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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