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.
2002 Saturn L100FACTORY OEM SERVICE PROCEDURE
Anti-Lock Brake DTCS
ANTI-LOCK BRAKE DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| DTC B0827 | TRACTION CONTROL SYSTEM OFF INDICATOR CIRCUIT LOW |
| DTC B0828 | TRACTION CONTROL SYSTEM OFF INDICATOR CIRCUIT HIGH |
| DTC C0035 | LEFT FRONT WHEEL SPEED SENSOR MALFUNCTION (NO SIGNAL/INVALID SIGNAL) |
| DTC C0040 | RIGHT FRONT WHEEL SPEED SENSOR MALFUNCTION (NO SIGNAL/INVALID SIGNAL) |
| DTC C0045 | LEFT REAR WHEEL SPEED SENSOR MALFUNCTION (NO SIGNAL/INVALID SIGNAL) |
| DTC C0050 | RIGHT REAR WHEEL SPEED SENSOR MALFUNCTION (NO SIGNAL/INVALID SIGNAL) |
| DTC C0060, C0065, C0070, C0075, C0080, C0085, C0090, C0095 | ABS SOLENOID CIRCUIT MALFUNCTION |
| DTC C0110 | PUMP MOTOR MALFUNCTION |
| DTC C0121 | VALVE RELAY CIRCUIT MALFUNCTION |
| DTC C0141, C0146, C0151, C0156 | TCS SOLENOID CIRCUIT MALFUNCTION |
| DTC C0161 | ABS/TCS BRAKE SWITCH CIRCUIT MALFUNCTION |
| DTC C0236 | TCS RPM SIGNAL CIRCUIT MALFUNCTION |
| DTC C0241 | PWM DELIVERED TORQUE REDUCTION MALFUNCTION |
| DTC C0244 | PWM DELIVERED TORQUE MALFUNCTION |
| DTC C0245 | WHEEL SPEED SENSOR FREQUENCY ERROR |
| DTC C0550 | ECU MALFUNCTION |
| DTC C0551 | OPTION CONFIGURATION ERROR |
| DTC C0896 | SYSTEM HIGH/LOW VOLTAGE |
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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