Volkswagen Golf / Golf GTI / Jetta. Manual — part 213

24-106

If the fuel loss is greater:

- Replace faulty fuel injector

Page 24-27

, item

7 .

Observe the following when installing fuel

injectors:

Replace O-rings on all fuel injectors and

moisten them lightly with clean engine oil.

Insert fuel injectors vertically and in the correct

position into the fuel rail and secure with
retaining clips.

Set fuel rail with secured fuel injectors on

cylinder head and press in evenly.

The connectors must audibly engage in the fuel

injectors when pushed on.

- Check DTC memory, repair malfunctions if

necessary and then erase DTC memory

Page

01-23

.

- Erase learned values and adapt Motronic

Engine Control Module (ECM) -J220- again

Page 24-182

.

Components, checking

24-107

- Read readiness code

Page 01-146

. If DTC

memory has been erased or Motronic Engine
Control Module (ECM) -J220- was disconnected
from battery positive (B+), readiness code must
be generated again

Page 01-149

.

Checking quantity injected

- Remove wiper arms and cowl panel:

Repair Manual, Electrical Equipment; Repair

Group 92

Note:

This work sequence allows the fuel pump to run
when the engine is not running.

- Connect VAG 1598/31 test box to control

module wiring harness. Engine Control Module
(ECM) -J220- remains disconnected.

- Switch on ignition.

- Jumper test box sockets 2 and 65 using adapter

cables from VAG 1594.

Fuel pump must run.

- Insert fuel injector to be checked in a measuring

glass of calibration tester VAG 1602.

Components, checking

24-108

If the measured values of one or
more fuel injectors are above or
below the prescribed specifications:

- Connect one terminal of fuel

injector to be tested to engine
Ground(GND) using adapter
cables from VAG 1594.

- Using adapter cables connect the

second fuel injector terminal to
remote control VAG 1348/3 with
adapter cable VAG 1348/3-2.

- Connect alligator clip to battery

(+).

- Operate remote control VAG

1348/3 for 30 seconds.

- Repeat check onother fuel

injectors. Use another (clean and
dry) measuring beaker for this.

- After all fuel injectors have been

activated, place measuring
glasses on a horizontal surface
and compare quantity injected.

Specification: 110 to 130 ml per

fuel injector

- Switch off ignition.

- Replace faulty fuel injector

Page 24-27

, item 7 .

Components, checking

24-109

Observe the following when installing fuel

injectors:

Replace O-rings on all fuel injectors and

moisten them lightly with clean engine oil.

Insert fuel injectors vertically and in the correct

position into the fuel rail and secure with
retaining clips.

Set fuel rail with secured fuel injectors on

cylinder head and press in evenly.

The connectors must audibly engage in the fuel

injectors when pushed on.

- Check DTC memory, repair malfunctions if

necessary and then erase DTC memory

Page

01-23

.

- Erase learned values and adapt Motronic

Engine Control Module (ECM) -J220- again

Page 24-182

.

- Read readiness code

Page 01-146

. If DTC

memory has been erased or Motronic Engine
Control Module (ECM) -J220- was disconnected
from battery positive (B+), readiness code must
be generated again

Page 01-149

.

Components, checking