Volkswagen Passat 1995 Official Factory Repair Manual page 1630

Diagnostic Trouble Code (DTC) table
Scan Tool Display Possible cause
01235 4313
Secondary Air
Injection solenoid
valve -N112
Short circuit to
positive
Open circuit/short
circuit to ground
01242 4332
Engine Control
Module output
stages
Mechanical
malfunction
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N112 faulty
Short circuit in wiring to
positive
Open circuit or short
circuit to ground in
wiring
Loose wiring terminals
to control elements or
Motronic Engine Control
Module (J220) faulty
Corrective steps
Check N112 Page 01-31
Diagnostic Test Mode
Check wiring together with N112
01-52 , test step 33
Replace N112 if necessary:
Repair Manual, 2.8 Liter VR6 2V
Engine Mechanical, Engine Code(s):
AAA, Repair Group 26; secondary air
system; removing and installing parts of
secondary air system
Perform Output Diagnostic Test Mode
Page 01-31
Check wiring to Output DTM components
for loose terminals, replace J220 if
necessary, Page 24-8
Page 17 of 23
01-23
, Output
Page
, item 2
6/12/2004