Vaico V20-1836 Engine Intake Manifold Adjusting Unit

Engine Intake Manifold Adjusting Unit for BMW

The Vaico V20-1836 engine intake manifold adjusting unit is a pressure-controlled control valve assembly for the intake manifold on select BMW M43 and M44 engines. It is built with a Polyamid 6.6 housing and FPM/ACM sealing materials to match the demands of intake manifold control in 1996-1999 BMW 318is, 318ti, 318i, and Z3 applications.

VAICO product line components are developed as OE-style replacement parts for European vehicles, with fitment-focused engineering for direct service replacement on the specified engine family.

• Fits 1996-1999 BMW 318is, intake manifold
• Fits 1996-1999 BMW 318ti, intake manifold
• Fits 1996-1998 BMW 318i, intake manifold
• Fits 1996-1998 BMW Z3, intake manifold
• Pressure controlled operation for intake manifold adjustment
• Housing material: Polyamid 6.6
• Seal material: FPM (fluoride rubber) / ACM (polyacrylate rubber)
• Supplied with plug; without accessories

Detailed Product Overview

The Vaico V20-1836 intake manifold adjusting unit is used to regulate intake manifold control on BMW M43 and M44 engines. This part number V20-1836 is specified for the intake manifold fitting position and is built around a control valve design that responds to pressure control requirements in the intake system. With dimensions of 190 mm length, 105 mm width, and 120 mm height, it is engineered to match the listed OE-style application profile.

This part cross-references OE numbers 1 247 202 and 1 435 715 for the same application. If you are sourcing a BMW 318i intake manifold adjusting unit or a BMW Z3 intake manifold control valve replacement, V20-1836 provides a direct-fit reference for the listed engine family.

Common Issues This Part Can Address

• Intake manifold control valve malfunction
• Incorrect pressure-controlled manifold operation
• Engine performance issues related to manifold adjustment
• Vacuum or sealing concerns at the intake manifold control unit
• Replacement needs for worn BMW M43/M44 intake manifold components

Installation Notes and Tips

Confirm the engine code before ordering; this unit is listed for M43 / M44 engines only. Verify the intake manifold mounting location, connector style, and OE reference before installation. The part is supplied with a plug and without accessories, so compare the existing assembly and electrical connection points on the vehicle before service. For BMW 318is, 318ti, 318i, and Z3 applications, match the original part number and sealing surfaces carefully to avoid intake leaks.

Quality Assurance

Vaico V20-1836 is an OE-style replacement component for the specified BMW intake manifold applications, with materials selected for the operating environment of the intake system. The part is built for the listed engine family and fitment references to support accurate replacement selection.