Standard Ignition AIP40 Secondary Air Injection Pump

Secondary Air Injection Pump for BMW Applications

Standard Ignition AIP40 is an OE Exact secondary air injection pump built for BMW emission control systems. It is specified with a female connector, male terminals, 2 terminals, and pin/cylindrical terminal type for direct-style electrical connection.

Compatible With BMW 323Ci, 323i, 328Ci, 328i, 320i, 325Ci, 325i, 325xi, 330Ci, 330i, and 330xi applications across the listed model years. The Standard Ignition AIP40 supports secondary air injection service on BMW 3 Series vehicles where the pump is part of the emissions system.

Key Features

• OE Exact grade type for factory-style fit and function
• Female connector with 2 male pin terminals
• Pin, cylindrical terminal design for the specified electrical interface
• Built for secondary air injection system service
• Standard Ignition AIP40 part number for easy identification

Detailed Description

This secondary air injection pump is intended for BMW emission control repair where the original pump has failed or no longer delivers proper air flow during cold-start operation. Standard Ignition AIP40 is listed for 1999-2006 BMW 323Ci, 323i, 328Ci, 328i, 2001-2006 BMW 325Ci and 330Ci, 2001-2005 BMW 320i, 325i, 325xi, and 330i, plus 2001-2003 BMW 330xi. It also cross-references Dorman - OE Solutions 306-024 for the same application.

Use this part when servicing BMW secondary air injection pump replacement needs on 3 Series models that require an OE-style electrical connection and factory-matched terminal layout. The AIP40 designation appears in interchange listings for related aftermarket and OE-style references.

What It Helps Address

• Secondary air injection pump failure
• Emission system fault codes related to air injection performance
• Cold-start emissions issues caused by insufficient secondary air delivery
• Check engine light conditions tied to the air injection system
• BMW 3 Series inspection failures related to emission control faults

Installation Notes and Tips

Verify connector gender, terminal count, and terminal style before installation. Confirm the vehicle’s year, model, and emission system configuration against the listed fitment for BMW 323Ci, 323i, 328Ci, 328i, 320i, 325Ci, 325i, 325xi, 330Ci, 330i, and 330xi. Inspect related air injection plumbing, electrical connectors, and system wiring during replacement to help ensure proper operation.

Quality Assurance

Standard Ignition lists this part as OE Exact grade, indicating a factory-style replacement specification for the application.