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.
DTC Description
2024 Nissan-Datsun Frontier SL, RWDSECTION DTC Description
- This CAN communication line is used to control the smooth engine operation during the TCS operation. Pulse signals are exchanged between ECM and "ABS actuator and electric unit (control unit)". Be sure to erase the malfunction information such as DTC not only for "ABS actuator and electric unit (control unit)" but also for ECM after TCS related repair.
- Freeze frame data is not stored in the ECM for this self-diagnosis.
DTC DETECTION LOGIC
| DTC | CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |
| P1212-00 | TCS/CIRC (TCS control unit circuit) | Diagnosis condition | Engine running at idle |
| Signal (terminal) | - | ||
| Threshold | ECM cannot receive the information from "ABS actuator and electric unit (control unit)" continuously | ||
| Diagnosis delay time | - | ||
POSSIBLE CAUSE
- Harness or connectors (CAN communication line is open or shorted.)
- ABS actuator and electric unit (control unit)
- Dead (Weak) battery
FAIL-SAFE
Not applicable
RENDER: 1.0x
NO RELATED
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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.