Diesel car engines Audi A4 B5

Diesel Engine Specifications
General information Engine code*: Direct fuel injection with electronic control and turbocharging, 66 kW (90 hp) - 1Z Electronically controlled direct fuel...

General information about diesel engines
Chapter 2 is divided into three parts: A , B and IN . Repair operations on the engine, not removed from the vehicle, are described in part A (gasoline engines)...

Repair work on the engine without removing it from the car
The following work can be performed on the engine without removing it from the vehicle: a) Auxiliary drive belts - removal and installation. b) Camshaft -...

Timing marks — general information and use
General information 1. The sprockets of the camshaft, crankshaft, fuel injection pump and auxiliary shaft are driven by a toothed belt and rotate in phase. 2....

Compression measurement and analysis of results
Compression check Note: To perform this operation you will need a specialized diesel compression tester. 1. When engine performance deteriorates or ignition...

Timing Belt — Removal, Checking and Installation
Removal 1. The main purpose of the belt is to drive the camshaft. If the belt breaks or comes off while the engine is running, the valve timing will be...

Timing Belt Tensioner and Sprockets — Removal, Checking and Installation
1. Disconnect the battery as described in chapter 5A . 2. To gain access to the components, remove the accessory belts as described in paragraph 6 . Tensioner...

Accessory Drive Belts — Removal and Installation
General information 1. The wrath belt drives the generator, cooling system pump, viskomuftu fan and power steering pump (GUR). If an air conditioner is...

Valve cover — removal and installation
Removal 1. Remove the top engine cover Remove the clamp and disconnect the crankcase ventilation hose from the valve cover Remove the regulator valve from the...

Camshaft Seal — Replacement
1. As described in paragraph 6 , remove the auxiliary belts. 2. As described in paragraph 5 , remove the timing belt tensioner, camshaft sprockets and fuel...

Auxiliary shaft seal — replacement
1. Remove the auxiliary shaft sprocket as described in paragraph 5 . 2. As described in chapter 2B , unscrew the flange mounting bolts, replace the shaft and...

Crankshaft seals — replacement
Front oil seal 1. Remove the timing belt and crankshaft sprocket as described in paragraph 5 . 2. The seal can be replaced without removing it from the...

Cylinder head — removal and installation
Note: Disassembly and repair of the cylinder head are described in chapter 2B . Removal 1. Before starting work, disconnect the negative battery cable as...

Hydraulic tappets — checking functionality
Caution! After installing the hydraulic lifters, wait at least 30 minutes (it's better to postpone the launch until the morning), so that the hydraulic tappets...

Flywheel and faceplate — removal, inspection and installation
Removal 1. On models with manual transmission, remove the transmission as described in chapter 7A and the clutch as described in chapter 6 . 2. On models with...

Powertrain Mounts — Checking and Replacing
Examination 1. If better access is required, raise the front of the vehicle and support it on jack stands. If necessary, remove the underbody protection. 2....

Pallet — removal and installation
Removal 1. Apply the handbrake and raise the front of the vehicle, install safety supports. Remove the lower protective cover of the power unit. 2. Loosen the...

Oil pump and oil receiver — removal, inspection and installation
Fig. 16.2 Oil pump components: 1. Drain plug; 2. Sealing washer; 3. Pan mounting bolts; 4. Laying the pallet; 5. Oil receiver mounting bolts; 6. Oil receiver;...

This section is available on russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian

Share information:

A4(B8, 2007-2015)

A4(B7, 2004-2008)

A4(B6, 2000-2006)

A4(B6, 2000-2006, petrol)

A4(B5, 1994-2001)

A4(B5, 1994-2001, petrol)