Volkswagen New Beetle. Manual - part 1237

 

  Index      Volkswagen     Volkswagen New Beetle 1998-2008 year - service repair manual

 

Search            

 

 

 

 

 

 

 

 

 

Content   ..  1235  1236  1237  1238   ..

 

 

Volkswagen New Beetle. Manual - part 1237

 

 

z

Connect hand vacuum pump VAG1390 to vacuum hose -1-. 

Fig. 46: Pulling Vacuum Hose Off Secondary Air Injection Solenoid Valve -N112- 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Remove pressure hose -arrow- between secondary air pump motor and connecting pipe and blow in with 

NOTE:

Do not use compressed air during the following check!

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE Exhaust System, Emission Controls - New Beetle, 1.8L (APH, AWV & AWP)

  

slight pressure. 

Combi-valve must be closed. 

z

Blow into pressure hose with light pressure -arrow-. 

Combi-valve must be closed. 

z

Operate hand vacuum pump. 

Combi-valve must open. 

If the combi-valve does not open: 

z

Replace corresponding combi-valve. See COMBI-VALVE, REMOVING AND INSTALLING .  

Secondary air injection (AIR) pump motor -V101-, checking 

Only engine code APH 

Engine codes AWP, AWV: See ENGINE CODES AWP, AWV . 

Special tools and equipment 

z

VAG1527B Diode test lamp  

z

VAG1594A Adapter set  

z

VAG 1598/31 Test box 

NOTE:

To release, press together the buttons on the hose coupling.

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE Exhaust System, Emission Controls - New Beetle, 1.8L (APH, AWV & AWP)

  

Fig. 47: Identifying Special Tools And Equipment 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

Test Conditions 

z

Main fuses must be OK 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE Exhaust System, Emission Controls - New Beetle, 1.8L (APH, AWV & AWP)

  

Fig. 48: Identifying Main Fuses Location 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Battery voltage must be at least 11.5 V  

z

Output Diagnostic Test Mode (DTM) performed 

See Output Diagnostic Test Mode (DTM) . 

Test sequence 

z

Remove engine cover.  

z

Remove pressure hose at motor for secondary air injection pump -arrow-. 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE Exhaust System, Emission Controls - New Beetle, 1.8L (APH, AWV & AWP)

  

 

 

 

 

 

 

 

Content   ..  1235  1236  1237  1238   ..