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.
Modulator Unit: Notes
Modulator unit consists of a pump, pump motor, inlet and outlet solenoid valves, TCS normally open (NO) solenoid valve, TCS normally closed (NC) solenoid valve, reservoir and damping chamber. ABS/TCS hydraulic circuit is a 4-channel independent type with one channel for each wheel. ABS/TCS hydraulic control has 3 operating modes, pressure reduction, pressure retaining and pressure intensifying.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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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