Volkswagen Golf 1999 Service Manual page 432

On Board Diagnostic (OBD)
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=...
Coding 00032 = control module coding, coding
variants of Motronic Engine Control Module
(ECM) -J220- Page 24-181
WSC 00000 = Workshop code of VAG 1551
with which the last coding was carried out. (If
the factory coding has not been changed, WSC
00000 appears)
Note:
Replace control module if the control module
version displayed does not correspond to the
vehicle Page 24-173
A wrong coding of the Engine Control Module
results in:
Engine running Diagnostic Trouble Codes
(DTCs) (gear change jerks, load change jerks,
etc.)
Increased fuel consumption
Increased exhaust gas emissions
Diagnostic Trouble Codes (DTCs) stored in
DTC memory which are not actually present
(false DTCs)
Functions will not be performed (Oxygen
Sensor (O2S) control, activation of the
Evaporative Emissions (EVAP) Canister
system, etc.).
Reduced service life of transmission
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