Parts for your 1999 Mitsubishi Pajero-Drive belt

1999 Mitsubishi Pajero drive belt — what it does and when to service it

Yes, a drive belt is absolutely fitted to the 1999 Mitsubishi Pajero. Technical sources including the Mitsubishi Pajero/Montero factory workshop manual for 1997–1999 models, and Australian application catalogues from Gates and Dayco, all list accessory drive belts for the alternator, power steering pump and air-conditioning compressor across the 1999 petrol V6 and 2.8 diesel variants. That makes the drive belt a routine service item, not an optional extra.

The drive belt’s job is to transfer engine rotation to essential accessories. On a ’99 Pajero it typically runs the alternator to keep the battery charged, the power steering pump for lighter steering, and the A/C compressor for cool air. Depending on engine and market, the vehicle may use a single multi‑rib belt or a set of separate belts. None of these belts drive the camshafts, that’s the timing belt or chain on these engines, which is a different service item altogether.

Because the belt works hard in heat, dust and water, it’s smart maintenance to inspect it at every regular service. Most trade references suggest checking condition and tension every 10,000–15,000 kilometres or 6–12 months, and replacing at roughly 60,000–100,000 kilometres (or earlier if wear is evident). Many 1999 Pajeros use manual adjusters on the alternator or an idler, so correct tensioning after installation is important, too loose and it slips and squeals, too tight and it can stress bearings.

• Typical wear signs: fine cracking across the ribs, frayed edges, glazing/shiny spots, missing ribs, or rubber dust around pulleys.
• Operational clues: battery warning lamp, squeal at cold start, heavy steering, or weak A/C at idle.

Best practice is to inspect all belts and pulleys together and replace belts as a set if they’re the same age. Spin and check the power steering, alternator and A/C pulleys for wobble or roughness, and make sure the belt tracks centrally on each pulley. After fitting, recheck tension after the first few hundred kilometres as new belts can bed in.

For petrol V6 owners, note the water pump and cam drive are handled by the timing belt behind the covers, not the accessory drive belt, follow the timing belt interval separately. Quality OEM-equivalent belts from well‑known brands listed in Australian and New Zealand catalogues are recommended, especially if the Pajero tows, tours long distances, or sees plenty of outback dust and creek crossings.

• Does the 1999 Pajero use one serpentine belt or several?
  It depends on the engine and market. Many 1999 Pajeros run multiple belts (separate belts for the alternator/power steering and A/C), while some use a single multi‑rib belt layout. The factory manual and local parts catalogues for the specific engine code will confirm the exact setup.
• How often should the drive belts be replaced?
  Have them inspected every 10,000–15,000 kilometres or at each service, and plan replacement around 60,000–100,000 kilometres, or sooner if cracks, glazing or noise appear. Harsh conditions (heat, dust, towing) shorten service life.
• What are the symptoms of a failing drive belt?
  Squealing on start‑up, battery light flickering, heavy steering at low revs, weak A/C at idle, visible cracking or fraying, or rubber dust around the front of the engine all point to belt wear or poor tension.