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.
2013 Infiniti G37 BaseFACTORY OEM SERVICE PROCEDURE
Brake Control System DTCS
BRAKE CONTROL SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC C1101, C1102, C1103, C1104 | WHEEL SENSOR |
| DTC C1105, C1106, C1107, C1108 | WHEEL SENSOR |
| DTC C1109 | POWER AND GROUND SYSTEM |
| DTC C1110, C1153, C1170 | ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) |
| DTC C1111 | ABS MOTOR, MOTOR RELAY SYSTEM |
| DTC C1115 | WHEEL SENSOR |
| DTC C1116 | STOP LAMP SWITCH |
| DTC C1120, C1122, C1124, C1126 | IN ABS SOL |
| DTC C1121, C1123, C1125, C1127 | OUT ABS SOL |
| DTC C1130, C1131, C1132 | ENGINE SIGNAL |
| DTC C1140 | ACTUATOR RELAY SYSTEM |
| DTC C1142 | PRESS SENSOR |
| DTC C1143 | STEERING ANGLE SENSOR |
| DTC C1144 | INCOMPLETE STEERING ANGLE SENSOR ADJUSTMENT |
| DTC C1145, C1146 | YAW RATE/SIDE G SENSOR |
| DTC C1147, C1148, C1149, C1150 | USV/HSV LINE |
| DTC C1155 | BRAKE FLUID LEVEL SWITCH |
| DTC C1185 | ICC UNIT |
| DTC U1000 | CAN COMM CIRCUIT |
| DTC U1002 | SYSTEM COMM (CAN) |
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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