What this code means

Malfunction in the rear ABS outlet valve solenoid circuit.

Symptoms

• ABS light on
• Rear brakes lock during ABS activation
• Poor rear brake modulation

Common causes

• Outlet valve solenoid failure
• Internal modulator fault
• Brake fluid contamination

Diagnostic steps

1. Test solenoid resistance
2. Command valve activation
3. Check brake fluid
4. Inspect connector and wiring

Repair notes

Replace ABS hydraulic modulator. Flush brake system.

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