Volkswagen CJDA Workshop Manual page 419

– Renew engine speed sender
– Then, read event memory of engine control unit, and clear
event memory if necessary
If no fault is detected on the sender wheel or in the wiring, and
no voltage was present between contacts 1 + 3:
– Pull connectors off any components which are connected to
this voltage supply line
– Check voltage supply and wires on these components.
If no wiring fault is detected and no voltage was present on
these components:
– Renew engine control unit -J623-
2.6 Checking Hall sender 2 -G40-
Special tools and workshop equipment required
◆ Hand multimeter -V.A.G 1526- or multimeter -V.A.G 1715-
◆ Auxiliary measuring set -V.A.G 1594-
◆ Test box -V.A.G 1598/42- with adapter cable
-V.A.G 1598/39-1-
◆ Current flow diagram
Test prerequisites
● Fuses must be OK.
● The battery voltage must be at least 11.5 V.
● All electrical consumers must be switched off.
● Earth connections OK
Test procedure
– Disconnect 3-pin connector -1- from Hall sender -G40-.
Checking voltage supply
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
-G28-⇒ P age 178.
⇒ P age
26, read event memory.
⇒ P age
486, current flow diagrams.
⇒ P age
418.
Industriemotoren - Industrial Engines 2009 ▶
2 Checking components and functions
3
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