Volkswagen Golf / Golf GTI / Jetta. Manual — part 143

01-151

Work sequence

- Connect VAG 1551 scan tool (or VAG 1552).

Then switch ignition on and select Motronic
Engine Control Module (ECM) -J220- with the
"Address word" 01. (Connecting scan tool and
selecting Engine Control Module (ECM)

Page

01-12

).

Work step 1: Check DTC memory

Rapid data transfer

HELP

Select function XX

Indicated on display:

- Operate scan tool taking into account the

information on the display:

- Press buttons -0- and -2- for function "Check

DTC memory" and confirm entry with Q button.

X Diagnostic Trouble Codes (DTCs) detected!

The number of Diagnostic Trouble Codes (DTCs)

stored or "No DTC detected!" will be shown on the
display.

If a DTC is stored:

Readiness code

01-152

Repair Diagnostic Trouble Codes
(DTCs) printed out using DTC table:

SAE P0 codes

Page 01-

30

,

SAE P1 codes

Page 01-

58

,

SAE P2 codes

Page 01-

98

,

SAE P3 codes

Page 01-

99

.

If no DTC is stored:

- Press

button.

- Continue with work step 3

Work step 2: Erase DTC memory

Rapid data transfer

HELP

Select function XX

Indicated on display:

Note:

The readiness code is reset or
erased each time DTC memory is
erased.

- Press buttons -0- and -5- for

function "Erase DTC memory"
and confirm entry with -Q- button.

Rapid data transfer

DTC memory is erased!

Indicated on display:

Readiness code

01-153

Note:

If the ignition is switched off between
"Check DTC memory" and "Erase
DTC memory" the DTC memory will
not be erased.

- Press

button.

Work step 3: Adjust the Throttle
Valve Control Module -J338- to the
Motronic Engine Control Module
(ECM) -J220-

Rapid data transfer

HELP

Select function XX

Indicated on display:

- Press buttons -0- and -4- for

function "Initiate basic setting"
and confirm entry with -Q- button.

Basic setting

Input display group number XXX

Indicated on display:

- Press buttons -0-, -6- and -0- for

"Display group number 60" and
confirm entry with -Q- button.

System in basic setting 60

xxx.x %

xxx.x % x

ADP. runs

Indicated on display: (1 to 4

display zones)

- Check specifications in display

zones 3 and 4:

Display zone 3: 0 to 8

Display zone 4: ADP. runs, ADP.

OK.

System in basic setting 60

xxx %

xxx % 8

ADP. OK.

Indicated on display: (1 to 4

display zones)

Readiness code

01-154

- Terminate engine basic setting at earliest after

30 seconds by pressing

button.

If the display does not indicate as described:

- Check Throttle Valve Control Module -J338-

Page 24-59

.

If the display indicates as described:

- Start engine and run at idle.

Note:

Engine must not be switched again off during
work sequence.

Work step 4: Requesting temperature

Rapid data transfer

HELP

Select function XX

Indicated on display:

- Press buttons -0- and -8- for function "Read

measured value (data) block" and confirm entry
with Q button.

Read measured value block

Input display group number XXX

Indicated on display:

- Press buttons -0-, -0- and -4- for "Display group

number 4" and confirm entry with -Q- button.

Read measured value block 4

1

2

3

4

Indicated on display: (1 to 4

display zones)

Readiness code