Self-Diagnosis Iii; Fault Table, Fault Codes 17743; Self-Diagnosis - Skoda Octavia 1997 Workshop Manual

OCTAVIA 1997 2,0 l/85 kW Engine, Fuel Injection and Ignition System
01-3

Self-diagnosis III

Fault table, fault codes 17743...18101

Readout on
-V.A.G 1552-
17743
Engine torque monitor-
ing 2
17744
Engine torque monitor-
ing
17748
Camshaft position/
crankshaft position
sensor
17763
Ignition control cyl. 1
17764
Ignition control cyl. 1
17765
Ignition control cyl. 1
17766
Ignition control cyl. 2
17767
Ignition control cyl. 2
17768
Ignition control cyl. 2
17769
Ignition control cyl. 3
17770
Ignition control cyl. 3
17771
Ignition control cyl. 3
17772
Ignition control cyl. 4
17773
Ignition control cyl. 4
17774
Ignition control cyl. 4
17794
Control unit defective
17795
Control unit defective
17796
Control unit defective
17818
Tank ventilation valve
-N80-
Edition 01.04
S00.5128.53.20
Rectifying fault
–
Regulating
Inspect vacuum lines for tightness
limit exceed-
–
Inspect intake system for leaks
ed
–
Test coolant temperature sender
Regulating
limit exceed-
–
Test intake manifold temperature sender
ed
–
Read measured value block, display group 002
Incorrect as- –
Inspect camshaft position sensor for tight installation
signment
–
Open circuit
Inspect ignition transformer
Short circuit to
positive
Short circuit to
earth
Open circuit
Short circuit to
positive
Short circuit to
earth
Open circuit –
Test ignition coil
and Fitting Locations
Short circuit to
positive
Short circuit to
earth
Open circuit
Short circuit to
positive
Short circuit to
earth
–
Replace engine control unit
–
Test earth cables according to current flow diagram
Diagrams, Electrical Fault Finding and Fitting Locations
Short circuit to –
Test solenoid valve for activated charcoal filter
positive
control diagnosis
Current Flow Diagrams, Electrical Fault Finding
Self-diagnosis III
Chapter 24-1
Chap. 24-1
Chapter 01-5
Chapter 28-1
Chapter 24-4
Current Flow
Chapter 01-4, final
01
01-3 1
page