Contents Wiring diagrams Section: 4 Spd. Automatic Transmission 01M (A4 Platform) All sections

Installing control module Volkswagen Jetta IV

Installing control module

Installation is performed in the reverse order.

Scheme 140

Scheme 140: Installing control module
  1. Locate multi-pin connector on TCM -J217- pins (arrows) then lock multi-pin connector.

Scheme 141

Scheme 141: Engine Control Module (ECM)

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

Scheme 142

Scheme 142: Data Link Connector (DLC)

Location: under instrument panel on left side of steering column

Scheme 143

Scheme 143: Throttle Position (TP) sensor -G69

Locations

On a gasoline engine this TP sensor is a component part of the Throttle valve control module -J338-. It can be found on the throttle valve housing (engine).

On a Diesel engine the "Throttle valve signal" is generated in the Throttle Position (TP) sensor -G79-. This sensor can be found near the accelerator pedal.

On vehicles with data bus, the signal comes from the bus. On these vehicles, the data bus interface is checked in addition.

Gasoline engine

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

Diesel engine

Refer to 20 - FUEL SUPPLY

Scheme 144

Scheme 144: Transmission Range (TR) selector lever display -Y5

Location: in the instrument cluster.

Removing and installing TR selector lever display

Refer to 90 INSTRUMENTS ; Removing and installing instrument cluster

Scheme 145

Scheme 145: Cruise control switch -E45

Location: on steering column switch

Removing and installing cruise control switch

Refer to 94 LIGHTS, SWITCHES - EXTERIOR

Scheme 146

Scheme 146: Kickdown switch -F8

Locations

The kickdown switch (arrow) is integrated into the accelerator cable and is located on the bulkhead in the engine compartment.

On vehicles which do not have an accelerator cable the kick-down signal is generated in TP sensor -G79-. The sensor can be found close to the accelerator pedal.

On vehicles with data bus, the signal comes from the bus. On these vehicles, the data bus interface is checked in addition.

Removing and installing kickdown switch

Gasoline engine

On a gasoline engine the accelerator cable must be removed to be able to remove and install the kick-down switch, then readjust the cable.

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

Diesel engine

Refer to 20 - FUEL SUPPLY

Scheme 147

Scheme 147: Brake light switch -F

Location on pedal cluster

Removing and installing brake light switch

Refer to 47 BRAKES - HYDRAULIC COMPONENTS ; Assembly overview: Pedal cluster, brake pedal

Refer to 01 ON BOARD DIAGNOSTIC (OBD)

Scheme 148

Scheme 148: Park/Neutral Position (PNP) relay -J226

Location: on additional relay carrier under instrument panel, left.

Relay is marked with number "175" (arrow).