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 Mitsubishi Eclipse SEFACTORY OEM SERVICE PROCEDURE
Traction Control/Active Stability Control System DTCS: Abs/TCL/ASC-Ecu
ABS/TCL/ASC-ECU DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Scan Tool Display | Description |
|---|---|---|
| C1200 | FR wheel SPD. SNSR. malfunction | Open circuit or short circuit |
| C1201 | FR wheel SPD. SNSR. invalid signal | Abnormal output signal |
| C1205 | FL wheel SPD. SNSR. malfunction | Open circuit or short circuit |
| C1206 | FL wheel SPD. SNSR. invalid signal | Abnormal output signal |
| C1210 | RR wheel SPD. SNSR. malfunction | Open circuit or short circuit |
| C1211 | RR wheel SPD. SNSR. invalid signal | Abnormal output signal |
| C1215 | RL wheel SPD. SNSR. malfunction | Open circuit or short circuit |
| C1216 | RL wheel SPD. SNSR. invalid signal | Abnormal output signal |
| C1226 | FR inlet valve | |
| C1231 | FR outlet valve | |
| C1236 | FL inlet valve | |
| C1241 | FL outlet valve | |
| C1246 | RR inlet valve | |
| C1251 | RR outlet valve | |
| C1256 | RL inlet valve | |
| C1261 | RL outlet valve | |
| C1271 | Motor drive circuit | |
| C1276 | Valve power supply circuit | |
| C1300 | FR cut valve | |
| C1305 | FR suction valve | |
| C1310 | FL cut valve | |
| C1315 | FL suction valve | |
| C1340 | Stoplight switch | |
| C1361 | M/C pressure SNSR. stuck/low gain | |
| C1364 | M/C pressure SNSR. malfunction | |
| C1366 | Lateral G SNSR. stuck/low gain | |
| C1371 | Yaw rate SNSR. stuck/low gain | |
| C1377 | Communication error G and yaw rate SNSR. | |
| C1394 | INCOMP. learn neutral (SAS) | |
| C1395 | INCOMP. Brake fluid filling | |
| C1505 | Steering angle sensor (detected by ASC side) | |
| C1506 | Steering angle sensor error (detected by itself) | |
| C1607 | ECU failure (valve relay cannot activate) | |
| ECU failure (valve relay cannot deactivate) | ||
| C1640 | Coding not completed | |
| C1860 | Abnormality in battery voltage (high voltage) | |
| C1861 | Abnormality in battery voltage (low voltage) | |
| C1864 | G and yaw rate SNSR. power supply voltage | |
| U1073 | Bus-off | |
| U1100 | CAN communications system time out error engine related data | |
| U1101 | CAN communications system time out error A/T related data | |
| U1104 | SAS CAN Timeout/Not equipped | |
| U1120 | CAN communications system TCL uncontrollable by engine malfunction | |
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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