Volkswagen New Beetle. Manual - part 1233

 

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Volkswagen New Beetle. Manual - part 1233

 

 

Fig. 35: Identifying Special Tools And Equipment
Courtesy of VOLKSWAGEN OF AMERICA, INC.
 

Test sequence 

z

Connect VAG1551 Scan Tool (VAG1552). Start engine and select engine control module with "Address 
word" 01. Connecting scan tool and selecting engine control module: 

See V.A.G 1551 Scan Tool, Connecting And Selecting Engine Control Module . 

Indicated on display: 

NOTE:

The diagnosis will only be terminated if the oxygen sensor ageing 
diagnosis is first successfully completed.

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 36: V.A.G 1551 Scan Tool Display - Checking Catalyst (1 Of 6) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Press keys 0 and 4 for the function "Introduction of basic setting" and confirm entry with Q key.  

Indicated on display: 

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 37: V.A.G 1551 Scan Tool Display - Checking Catalyst (2 Of 6) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Press keys 0, 3 and 4 for display group number 34 and confirm entry with Q key.  

Indicated on display: (1 to 4 = Display zones)

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 38: V.A.G 1551 Scan Tool Display - Checking Catalyst (3 Of 6) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Set engine speed to 1800 to 2200 RPM using speed regulator V.A.G 1788/10:  

z

Maintain engine speed at 1800 to 2200 RPM until catalytic converter temperature in display zone 2 is 
between 350 and 500° C.  

If the diagnosis is initiated from the engine control module the display in display zone 4 jumps from "Test OFF" 
to "Test ON." 

z

Check cycle duration in display zone 3: 

Specification: maximum 1.99 

z

Continue to maintain speed at 1800 to 2200 RPM until specification "B1-S1 OK" appears in display zone 
4.  

 

2003 Volkswagen New Beetle GLS 

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

  

 

 

 

 

 

 

 

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