Volkswagen Golf / Golf GTI / Jetta. Manual — part 1043

01-83

VAG 1551 print
out

Possible cause

Possible effects

Corrective actions

01314

Engine Control
Module (ECM)

- No
communication

Data reception by

Engine Control
Module (ECM) via
CAN Bus is not OK.

Functions of

systems
connected to
CAN-Bus not
OK

- Read measuring
value block

Page

01-104

- Check DTC
memory of Engine
Control Module
(ECM) and repair
malfunction if
necessary

- Check for open or
short circuit in CAN
Bus wiring using
wiring diagram.

01315

Transmission
Control Module
(TCM)

- No
communication

Data reception by

Transmission
Control Module
(TCM) via CAN Bus
is not OK.

Functions of

systems
connected to
CAN-Bus not
OK

- Read measuring
value block

Page

01-104

- Check DTC
memory of
Transmission Control
Module (TCM) and
repair malfunction if
necessary

- Check for open or
short circuit in CAN
Bus wiring using
wiring diagram.

Instrument cluster m.y. 2000 through m.y. 2001, On Board Diagnostic (OBD)

13/2/2005

01-84

VAG 1551 print
out

Possible cause

Possible effects

Corrective

actions

01316

Brake control
module

- No
communication

Data reception

by ABS control
module via CAN
Bus not OK

Functions of

systems
connected to CAN-
Bus not OK

- Read
measuring value
block

Page

01-104

- Check DTC
memory of ABS
control module
and repair
malfunction if
necessary

- Check for open
or short circuit in
CAN Bus wiring
using wiring
diagram.

01317

Control module
with indicator unit
in instrument
cluster insert -J
285-

- No
communication

Malfunction in

data wires

Control module

malfunctioning

No indication or

malfunctioning
indication for
indicator
instruments and
control lamps

- Check DTC
memory of all
control modules
connected to
CAN Bus and
repair
malfunction if
necessary

- Check for open
or short circuit in
CAN Bus wiring
using wiring
diagram.

Instrument cluster m.y. 2000 through m.y. 2001, On Board Diagnostic (OBD)

13/2/2005

01-85

VAG 1551 print
out

Possible cause

Possible effects Corrective actions

01321

Airbag Control
Module-

-J234-

no
communication

Data reception by

airbag control module
control module via
CAN Bus not OK

Airbag

indicator lamp
is lit

- Read measuring
value block

Page

01-104

- Check DTC
memory of airbag
control module and
eliminate
malfunction if
necessary

- Check for open or
short circuit in CAN
Bus wiring using
wiring diagram.

65535

Control module

- Faulty

Control unit with

display in instrument
cluster -J285-
malfunctioning

No display

Malfunction of

display and
warning lamps

- Replace
instrument cluster

Other DTC's

If other DTC's are displayed that are not shown in this DTC table,
perform On Board Diagnostic (OBD) of anti-theft immobilizer system
using VAS 5051 Vehicle Diagnostic Testing and Information
System.

Instrument cluster m.y. 2000 through m.y. 2001, On Board Diagnostic (OBD)

13/2/2005

01-86

Output Diagnostic Test Mode (DTM)
(function 03)

The Output Diagnostic Test Mode (DTM) is part

of the electrical check. The following components
and systems are checked via Output DTM:

Speedometer

Tachometer

Engine Coolant Temperature (ECT) gauge

Fuel gauge

Brake system warning lamp

Seat belt warning lamp

Buzzer

All liquid quartz displays (LCD): odometer,

multi-function indicator (MFI) or digital clock &
selector lever position display (automatic
transmission)

Engine Coolant Temperature (ECT) & low

coolant indicator warning lamp

Brake pad wear warning lamp (where

applicable)

Fuel reserve warning lamp

Oil pressure warning lamp

Instrument cluster m.y. 2000 through m.y. 2001, On Board Diagnostic (OBD)

13/2/2005