Volkswagen CJDA Workshop Manual page 76

3
Industriemotoren - Industrial Engines 2009 ▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
Indicated on display
Short to earth
01644/P066C
Glow plug for cylinder 2
Short to earth
01646/P066E
Glow plug for cylinder 3
Short to earth
01648/P0670
Glow period control unit 1
60 Repair Group 01 - Vehicle self-diagnosis
Possible cause of fault Possible effects
◆ Wire open circuit or
wire has short to
earth
Glow plug 1 -Q10- de-
fective
◆ Wire open circuit or
wire has short to
earth
Glow plug 2 -Q11- defec-
tive
◆ Wire open circuit or
wire has short to
earth
Glow plug 3 -Q12- de-
fective
◆ One of the glow plugs
is not functional
◆ One of the glow plugs
is not functional
◆ One of the glow plugs
is not functional
Fault remedy
– Check wiring to auto-
matic glow period con-
trol unit -J179-
⇒ P age
486, current
flow diagrams
– Electr. test of glow
plug, connector
– Pull off glow plug, and
read entry in event
memory
– If entry is still stored in
event memory, check
wire and connector
– Check wiring to auto-
matic glow period con-
trol unit -J179-
⇒ P age
486, current
flow diagrams
– Electr. test of glow
plug, connector
– Pull off glow plug, and
read entry in event
memory
– If entry is still stored in
event memory, check
wire and connector
– Check wiring to auto-
matic glow period con-
trol unit -J179-
⇒ P age
486, current
flow diagrams
– Electr. test of glow
plug, connector
– Pull off glow plug, and
read entry in event
memory
– If entry is still stored in
event memory, check
wire and connector