Oil Separator Box
Aisin 171154 - 110137
Product Description
The oil separator box is also refered to as the oil trap and PCV breather box. Blow-by air inside the engine crankcase is full of oil mist: the PCV breather box separates the oil out, drains it back in to the oil pan, and vacuum draws the remaining air back in to the engine intake.
Over time, sludgy oil deposits can build up inside and eventually clog the separator box, particularly if oil changes are neglected or if your car sees lots of frequent, short trips or cold weather. If the separator box clogs, blow-by air has nowhere to go and builds up pressure inside the engine crankcase.
We suggest replacing your oil separator box and associated PCV hoses every few years as a preventative measure. Trust us, this is much cheaper than letting a clogged separator blow out all of your engine seals!
Technical Tips & Articles
About Aisin
AISIN was founded in 1965 as an OE manufacturer. And has been used with such brands for OE parts as Volvo, BMW and Audi/ VW.
"Superior products through engineering excellence" is the progressive technological development and dedication to service that are factors which have contributed to bringing AISIN to its position as a multi-award-winning global leader in automotive parts. AISIN focuses on research and developement at the core of what they do, and that dedication is reflected in the products they create.
AISIN's cooling, drivetrain, clutches, and engine replacement parts, including pumps and hydraulics, are produced to the same exacting standards that original equipment manufacturers use in building their vehicles.
Vehicle Fitment Guide
| Year | Make | Model | Trim | Chassis | Bodystyle | Engine | Fuelsys | Drive | Transmission |
|---|---|---|---|---|---|---|---|---|---|
| 1993 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1993 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 3.1 | RWD | AW70 |
| 1993 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | M47 |
| 1993 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 3.1 | RWD | M47 |
| 1993 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1993 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 3.1 | RWD | AW70 |
| 1993 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | M47 |
| 1993 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 3.1 | RWD | M47 |
| 1992 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1992 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 3.1 | RWD | AW70 |
| 1992 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | M47 |
| 1992 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 3.1 | RWD | M47 |
| 1992 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1992 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 3.1 | RWD | AW70 |
| 1992 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | M47 |
| 1992 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 3.1 | RWD | M47 |
| 1991 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1991 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 3.1 | RWD | AW70 |
| 1991 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | M47 |
| 1991 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 3.1 | RWD | M47 |
| 1991 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1991 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 3.1 | RWD | AW70 |
| 1991 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | M47 |
| 1991 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 3.1 | RWD | M47 |
| 1990 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1990 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 3.1 | RWD | AW70 |
| 1990 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | M47 |
| 1990 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 3.1 | RWD | M47 |
| 1990 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1990 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 3.1 | RWD | AW70 |
| 1990 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | M47 |
| 1990 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 3.1 | RWD | M47 |
| 1989 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.2 | RWD | AW70 |
| 1989 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1989 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.2 | RWD | M47 |
| 1989 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.4 | RWD | M47 |
| 1989 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.2 | RWD | AW70 |
| 1989 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1989 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.2 | RWD | M47 |
| 1989 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.4 | RWD | M47 |
| 1988 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.2 | RWD | AW70 |
| 1988 | VOLVO | 240 | NON-TURBO | 200 | 4 DR SEDAN | B230F | LH 2.2 | RWD | M47 |
| 1988 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.2 | RWD | AW70 |
| 1988 | VOLVO | 240 | NON-TURBO | 200 | 5 DR WAGON | B230F | LH 2.2 | RWD | M47 |
| 1992 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1992 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | REGINA | RWD | AW70 |
| 1992 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1992 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | REGINA | RWD | AW70 |
| 1992 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1992 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | M46 |
| 1992 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1992 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.4 | RWD | M46 |
| 1991 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1991 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | REGINA | RWD | AW70 |
| 1991 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.4 | RWD | M47 |
| 1991 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | REGINA | RWD | M47 |
| 1991 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1991 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | REGINA | RWD | AW70 |
| 1991 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.4 | RWD | M47 |
| 1991 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | REGINA | RWD | M47 |
| 1991 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1991 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | M46 |
| 1991 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1991 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.4 | RWD | M46 |
| 1990 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1990 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | REGINA | RWD | AW70 |
| 1990 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.4 | RWD | M47 |
| 1990 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | REGINA | RWD | M47 |
| 1990 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1990 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | REGINA | RWD | AW70 |
| 1990 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.4 | RWD | M47 |
| 1990 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | REGINA | RWD | M47 |
| 1990 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1990 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | M46 |
| 1990 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1990 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.4 | RWD | M46 |
| 1989 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1989 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.4 | RWD | M47 |
| 1989 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | REGINA | RWD | M47 |
| 1989 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1989 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.4 | RWD | M47 |
| 1989 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | REGINA | RWD | M47 |
| 1989 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1989 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | M46 |
| 1989 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1989 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.4 | RWD | M46 |
| 1988 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.2 | RWD | AW70 |
| 1988 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.2 | RWD | M46 |
| 1988 | VOLVO | 740 | NON-TURBO | 700 | 4 DR SEDAN | B230F | LH 2.2 | RWD | ZF22 |
| 1988 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.2 | RWD | AW70 |
| 1988 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.2 | RWD | M46 |
| 1988 | VOLVO | 740 | NON-TURBO | 700 | 5 DR WAGON | B230F | LH 2.2 | RWD | ZF22 |
| 1988 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.2 | RWD | AW71 |
| 1988 | VOLVO | 740 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.2 | RWD | M46 |
| 1988 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.2 | RWD | AW71 |
| 1988 | VOLVO | 740 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.2 | RWD | M46 |
| 1990 | VOLVO | 760 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1990 | VOLVO | 760 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1989 | VOLVO | 760 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.2 | RWD | AW71 |
| 1989 | VOLVO | 760 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.2 | RWD | AW71 |
| 1988 | VOLVO | 760 | TURBO | 700 | 4 DR SEDAN | B230FT | LH 2.2 | RWD | AW71 |
| 1988 | VOLVO | 760 | TURBO | 700 | 5 DR WAGON | B230FT | LH 2.2 | RWD | AW71 |
| 1991 | VOLVO | 780 | TURBO | 700 | 2 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1990 | VOLVO | 780 | TURBO | 700 | 2 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1989 | VOLVO | 780 | TURBO | 700 | 2 DR SEDAN | B230FT | LH 2.2 | RWD | AW71 |
| 1995 | VOLVO | 940 | NON-TURBO | 900 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW71 |
| 1995 | VOLVO | 940 | NON-TURBO | 900 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW71 |
| 1995 | VOLVO | 940 | TURBO | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1995 | VOLVO | 940 | TURBO | 900 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1994 | VOLVO | 940 | NON-TURBO | 900 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW71 |
| 1994 | VOLVO | 940 | NON-TURBO | 900 | 4 DR SEDAN | B230F | REGINA | RWD | AW71 |
| 1994 | VOLVO | 940 | NON-TURBO | 900 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW71 |
| 1994 | VOLVO | 940 | NON-TURBO | 900 | 5 DR WAGON | B230F | REGINA | RWD | AW71 |
| 1994 | VOLVO | 940 | TURBO | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1994 | VOLVO | 940 | TURBO | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | M90 |
| 1994 | VOLVO | 940 | TURBO | 900 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1994 | VOLVO | 940 | TURBO | 900 | 5 DR WAGON | B230FT | LH 2.4 | RWD | M90 |
| 1993 | VOLVO | 940 | NON-TURBO | 900 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW71 |
| 1993 | VOLVO | 940 | NON-TURBO | 900 | 4 DR SEDAN | B230F | REGINA | RWD | AW71 |
| 1993 | VOLVO | 940 | NON-TURBO | 900 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW71 |
| 1993 | VOLVO | 940 | NON-TURBO | 900 | 5 DR WAGON | B230F | REGINA | RWD | AW71 |
| 1993 | VOLVO | 940 | TURBO | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1993 | VOLVO | 940 | TURBO | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | M46 |
| 1993 | VOLVO | 940 | TURBO | 900 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1993 | VOLVO | 940 | TURBO | 900 | 5 DR WAGON | B230FT | LH 2.4 | RWD | M46 |
| 1992 | VOLVO | 940 | NON-TURBO | 900 | 4 DR SEDAN | B230F | LH 2.4 | RWD | AW70 |
| 1992 | VOLVO | 940 | NON-TURBO | 900 | 4 DR SEDAN | B230F | REGINA | RWD | AW70 |
| 1992 | VOLVO | 940 | NON-TURBO | 900 | 5 DR WAGON | B230F | LH 2.4 | RWD | AW70 |
| 1992 | VOLVO | 940 | NON-TURBO | 900 | 5 DR WAGON | B230F | REGINA | RWD | AW70 |
| 1992 | VOLVO | 940 | SE (TURBO) | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1992 | VOLVO | 940 | TURBO | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1992 | VOLVO | 940 | TURBO | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | M46 |
| 1992 | VOLVO | 940 | TURBO | 900 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1992 | VOLVO | 940 | TURBO | 900 | 5 DR WAGON | B230FT | LH 2.4 | RWD | M46 |
| 1991 | VOLVO | 940 | SE (TURBO) | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1991 | VOLVO | 940 | TURBO | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | AW71 |
| 1991 | VOLVO | 940 | TURBO | 900 | 4 DR SEDAN | B230FT | LH 2.4 | RWD | M46 |
| 1991 | VOLVO | 940 | TURBO | 900 | 5 DR WAGON | B230FT | LH 2.4 | RWD | AW71 |
| 1991 | VOLVO | 940 | TURBO | 900 | 5 DR WAGON | B230FT | LH 2.4 | RWD | M46 |
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Policies, Warranty & FAQ
Available to Order means the item may not be in our warehouse but is readily available from one or more supplier warehouses. After you order it, we will get it for you ASAP.
Products from major brand names are almost always in stock in the manufacturer’s domestic warehouse. These suppliers have good fill rates, but even if they are out of stock, we may be able to source it from a variety of alternative wholesale sources.
We are at the most a week away from all these warehouses, usually much less. Does that mean we will always have your product available within that window? Honestly, we can't promise that but we’ll do everything we can to get your parts to you in a timely manner.



















