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Polo 3 (1995-2003) Polo 4 (2001-2009)

Checking the injectors (VW Polo 3)

Contents: Engines AEY, AFN, ANV, AHU, AKW ↓ ALE Engine ↓

The injectors are tested on a stand (Fig. 6.75). At the moment of fuel spraying, check the opening pressure.

The injectors are tested on a stand (Fig. 6.75). At the moment of fuel spraying, check the opening…

Engines AEY, AFN, ANV, AHU, AKW

Specification value: new injector - 190-200 bar, permissible wear - 170 bar.

ALE Engine

Specification value: new nozzle - 220-230 bar, permissible wear - 200 bar.

This article is available at russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian

The text has been checked: Kolesnikov Artem

Previous articles
Checking the valve timing
Removal and installation of fuel injection pump
Reading a block of measured values
Clearing fault memory
Querying fault memory
Connecting the VAG 1551 fault code reader

Next articles
Checking the crankshaft speed sensor
Checking the coolant temperature sensor
Checking the temperature sensor in the intake manifold (on AFN, AHU, ALE engines)
Checking the inlet air temperature sensor (on AEY, ANV, AKW engines)
Checking the fuel temperature sensor
Checking the injector needle displacement sensor

Similar articles from other manuals for VW cars:
Removal and installation / checking of Digifant/Simos valve… Passat B3 (1988-1993)
Checking a car parked on the ground Golf 1 (1974-1984, petrol)
Checking injectors (petrol engine) Touareg 1 (2002-2006)
Checking the operation of the intake manifold flap Tiguan 1 (2007-2015)
Checking the engine oil level and replacing it Sharan 1 (1995-2000)
Windshield Washer Water Pump — Checking and Replacing Transporter T4 (1990-2003)
Checking injectors LT 2D (1996-2003)

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