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.
2004 Infiniti QX56 AWDFACTORY OEM SERVICE PROCEDURE
Anti-Lock Brake System
ANTI-LOCK BRAKE DIAGNOSTIC TROUBLE CODES (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC C1101, C1102, C1103, C1104, C1105, C1106, C1107, C1108 | Wheel Sensor System Inspection |
| DTC C1130, C1131, C1132, C1133, C1136 | Engine System Inspection |
| DTC C1110, C1170 | ABS/TCS/VDC Control Unit Inspection |
| DTC C1143, C1156 | Steering Angle Sensor System |
| DTC C1113, C1145, C1146 | Yaw Rate/Side/Decel G Sensor System Inspection |
| DTC C1120, C1121, C1122, C1123, C1124, C1125, C1126, C1127, C1164, C1165, C1166, C1167 | Solenoid and VDC Change-Over Valve System Inspection |
| DTC C1111, C1140, C1184, C1185 | Actuator Motor, Motor Relay, and Circuit Inspection |
| DTC C1116 | Stop Lamp Switch System Inspection |
| DTC C1109 | ABS/TCS/VDC Control Unit Power and Ground Systems Inspection |
| DTC C1155 | Brake Fluid Level Sensor System Inspection |
| DTC C1178, C1181, C1189 | Active Booster System Inspection |
| DTC C1179 | Delta Stroke Sensor System Inspection |
| DTC 1142 | Pressure Sensor System Inspection |
| DTC U1000 | CAN Communication System Inspection |
| DTC C1144 | Inspection For Self-diagnosis Result "ST ANG SIGNAL" |
| DTC C1160 | Inspection For Self-diagnosis Result "DECEL G SEN SET" |
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.