Parts for your 1995 Mitsubishi Pajero-Brake master cylinder

1995 Mitsubishi Pajero Brake Master Cylinder — What It Does and When to Replace It

The 1995 Mitsubishi Pajero absolutely uses a brake master cylinder. Technical sources including the Mitsubishi Pajero/Montero Factory Service Manual (1991–1999, Brake section), the Mitsubishi ASA electronic parts catalogue for the V2/V4/V6 series, and Gregory’s/Haynes manuals for these model years all show a tandem (dual-circuit) hydraulic master cylinder mounted to a vacuum brake booster, feeding the front and rear circuits and, where fitted, the ABS hydraulic unit.

On a ’95 Pajero, the brake master cylinder is the heart of the hydraulic system. When the driver presses the pedal, the master cylinder converts that foot pressure into hydraulic pressure, pushing brake fluid through the lines to clamp the pads on the rotors or actuate the rear brakes. Its tandem design provides a safety net: if one circuit loses pressure, the other can still provide partial braking to get home safely.

As part of regular servicing, it pays to keep the master cylinder happy. Fresh, correct-spec brake fluid (DOT 3 or DOT 4 as marked on the reservoir cap) helps prevent internal seal wear and corrosion. In Australian and New Zealand conditions, fluid absorbs moisture over time, so a flush every two years is a smart move. Never mix silicone DOT 5 with conventional fluids.

Common signs the Pajero’s master cylinder is on the way out include a slowly sinking pedal at a stop, a long or spongy pedal after bleeding, uneven pad wear despite good callipers, or brake fluid that goes dark quickly. Any fluid weeping around the cylinder or booster is a red flag.

When replacing, bench-bleed the new master cylinder before installation to purge trapped air. After fitting, bleed the system in the correct order (typically right rear, left rear, right front, left front). ABS-equipped models usually bleed like non-ABS on these years, but a pressure bleeder makes life easier and keeps air out of the modulator. Inspect the booster pushrod free play and pedal height so the brakes bite at the right point without drag.

Quality reman or new units that match the Pajero’s bore size and port layout are the go. Pair the job with fresh fluid, new reservoir grommets, and a close look at hoses. Done right, pedal feel firms up, stopping distances improve, and touring confidence is back on the menu.

• Use the specified brake fluid on the cap (DOT 3 or DOT 4), not DOT 5
• Flush every 2 years, sooner if fluid is dark or contaminated
• Bench-bleed before install, bleed in the correct wheel order

Popular questions about 1995 Mitsubishi Pajero brake master cylinders

What brake fluid should be used?
Use the specification printed on the reservoir cap—typically DOT 3 or DOT 4 for a 1995 Pajero. DOT 4 is commonly used across Australia and New Zealand and is compatible with DOT 3 systems. Don’t use silicone DOT 5, as it’s not compatible with the seals and ABS hardware on this model.

How can someone tell if the master cylinder is failing?
A slowly sinking brake pedal at a standstill, a spongy feel that won’t firm up after proper bleeding, or fluid weeping where the master meets the booster are classic signs. If the brake warning lamp comes on with low fluid and there are no obvious leaks at the wheels, internal bypassing in the master is a likely culprit.

Does ABS change the bleeding process?
For most 1995 Pajeros with ABS, a conventional bleed sequence works fine. A pressure or vacuum bleeder helps move air through the ABS modulator. If the system has been fully drained or air has entered the ABS unit, it may take extra cycles to get a firm pedal, but no special scan tool is usually required on this era.