Performing Self-Diagnosis; Connecting Vehicle System Tester V.a.g 1552 And Selecting Functions - Skoda Octavia Workshop Manual

01
Test of vehicle systems
Control unit does not answer!
------------ 01-10 -------------
Self-Diagnosis/Electrical Test

Performing self-diagnosis

Note:
The description which follows relates only to
models fitted with the new control unit genera-
tion (from 10.99) ⇒ page 01-2.
Connecting vehicle system tester
V.A.G 1552 and selecting functions
Test requirements
l Haldex coupling operating properly; testing
⇒ page 01-1.
l Oil in Haldex coupling at correct level; in-
specting ⇒ page 39-70.
l All fuses in correct order according to cur-
rent flow diagram (to test, remove fuses from
the fuse holder).
l Supply voltage correct (at least 11.0 V).
l Brake light operating.
Special tools, testers and aids required
♦ Vehicle system tester V.A.G 1552 with cable
V.A.G 1551/3 or 1551/3 A
Procedure
K - Connect the vehicle system tester V.A.G
1552 with the cable V.A.G 1551/3 or V.A.G
1551/3 A.
- Operate the vehicle system tester by refer-
ring to the readout in the display:
- Switch on ignition.
HELP K Readout in display:
Notes:
♦ If no readout appears in the display, test volt-
age supply for diagnostic connector accord-
ing to fault finding programme:
⇒ Current Flow Diagrams, Electrical Fault
Finding and Fitting Locations
♦ If the readouts in the display do not corre-
spond to the procedure:
⇒ Operating instructions of vehicle system
tester
OCTAVIA
Edition 02.00
S00.5130.51.20