Frontier 2WD L4-2.5L (QR25DE) (2005)
Traction Control Module: Service and Repair
ACTUATOR AND ELECTRIC UNIT (ASSEMBLY)
Removal and Installation
REMOVAL
1. Disconnect the negative battery terminal.
2. Drain the brake fluid. Refer to Drain and Refill.
3. Disconnect the actuator harness from the ABS actuator and electric unit (control unit).
CAUTION:
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To remove the brake tubes, use a flare nut wrench to prevent the flare nuts and brake tubes from being damaged.
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Be careful not to splash brake fluid on painted areas.
4. Disconnect the brake tubes.
5. Remove the three bolts and remove the ABS actuator and electric unit (control unit).
INSTALLATION
Installation is in the reverse order of removal.
CAUTION: To install, use a flare nut wrench (commercial service tool).
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Always tighten brake tubes to specification when installing. Refer to Hydraulic Circuit.
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Never reuse drained brake fluid.
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After installation of the ABS actuator and electric unit (control unit), refill brake system with new brake fluid. Then bleed the air from the system.
Refer to Bleeding Brake System.
NOTE: If the ABS actuator and electric unit (control unit) is replaced, make sure to adjust position of steering angle sensor. Refer to Adjustment of
Steering Angle Sensor Neutral Position.