Engine Control Module (ECM)

WARNING: This page does not describe the selected car, but rather 20 other vehicles, including the 2007 Volkswagen Golf, 2006 Volkswagen Golf, 2005 Volkswagen Jetta, 2005 Volkswagen Golf, and 2004 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Engine Control Module

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Location: in plenum chamber

Removing and installing ECM

Refer to 01 ON BOARD DIAGNOSTIC (OBD) for 1.8 LITER 4-CYL. 5V TURBO FUEL INJECTION & IGNITION, ENGINE CODE(S): AWD, 01 ON BOARD DIAGNOSTIC (OBD) for 1.8 LITER 4-CYL. 5V TURBO FUEL INJECTION IGNITION, ENGINE CODE(S): AWW, AWP, 01 ON BOARD DIAGNOSTIC (OBD) for 1.9 LITER 4-CYL. 2V TDI FUEL INJECTION GLOW PLUG, ENGINE CODE ALH, FROM MY 2002, 01 ON BOARD DIAGNOSTIC (OBD) for 1.9 LITER 4-CYL. 2V TDI FUEL INJECTION GLOW PLUG, ENGINE CODE: ALH, MY 1999-2001, 01 ON BOARD DIAGNOSTIC (OBD) for 2.8 LITER VR6 2V FUEL INJECTION IGNITION and 01 ON BOARD DIAGNOSTIC (OBD) for 2.8 LITER VR6 4V FUEL INJECTION IGNITION

Refer to 20 - FUEL SUPPLY for 1.8 LITER 4-CYL. 5V TURBO ENGINE MECHANICAL, ENGINE CODE(S): AWD, AWW, AWP, 20 - FUEL SUPPLY for 1.9 LITER 4-CYL. 2V TDI ENGINE MECHANICAL, ENGINE CODE(S): ALH, 20 - FUEL SUPPLY for 1.9 LITER 4-CYL. 2V TDI PD ENGINE MECHANICAL, FUEL INJECTION GLOW PLUG, ENGINE CODE(S): BEW, 20 FUEL SUPPLY for 2.0 LITER 4-CYL. 2V ENGINE MECHANICAL, FUEL INJECTION & IGNITION, ENGINE CODE(S): AEG, AVH, AZG, BBW, BEV, 20 - FUEL SUPPLY for 2.8 LITER VR6 2V ENGINE MECHANICAL, ENGINE CODE (S): AFP, 20 - FUEL SUPPLY for 2.8 LITER VR6 4V ENGINE MECHANICAL, ENGINE CODE(S): BDF and 20 - FUEL SUPPLY for 3.2 LITER VR6 4V ENGINE MECHANICAL, FUEL INJECTION IGNITION, ENGINE CODE(S): BJS

Refer to 24 MULTIPORT FUEL INJECTION (MFI) for 1.8 LITER 4-CYL. 5V TURBO FUEL INJECTION & IGNITION, ENGINE CODE(S): AWD, 24 MULTIPORT FUEL INJECTION (MFI) for 1.8 LITER 4-CYL. 5V TURBO FUEL INJECTION IGNITION, ENGINE CODE(S): AWW, AWP, 24 MULTIPORT FUEL INJECTION (MFI) for 2.0 LITER 4-CYL. 2V ENGINE MECHANICAL, FUEL INJECTION & IGNITION, ENGINE CODE(S): AEG, AVH, AZG, BBW, BEV, 24 MULTIPORT FUEL INJECTION (MFI) for 2.8 LITER VR6 2V FUEL INJECTION IGNITION, 24 MULTIPORT FUEL INJECTION (MFI) for 2.8 LITER VR6 4V FUEL INJECTION IGNITION and 24 - MULTIPORT FUEL INJECTION (MFI) for 3.2 LITER VR6 4V ENGINE MECHANICAL, FUEL INJECTION IGNITION, ENGINE CODE(S): BJS