Volkswagen New Beetle. Manual - part 1667

Fig. 40: Measuring Resistance From Throttle Valve Drive Between Terminals 3 And 5 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

Specification: 1.0 to 5.0 

If the specification is not obtained: 

z

Replace Throttle Valve Control Module -J338-, see item 22 .  

z

Check DTC Memory, if necessary, repair any malfunctions and then Erase DTC Memory, see DTC 
MEMORY OF MOTRONIC ENGINE CONTROL MODULE (ECM) -J220-, CHECKING AND 
ERASING .  

z

Adapt Motronic Engine Control Module (ECM) -J220- to Throttle Valve Control Module -J338-, see 
MOTRONIC ENGINE CONTROL MODULE (ECM) - J220- TO THROTTLE VALVE 
CONTROL MODULE - J338-, ADAPTING .  

z

Read readiness code, see READINESS CODE, DISPLAYING . If DTC memory has been erased or 
Motronic Engine Control Module (ECM) -J220- was disconnected from battery positive, readiness code 
must be generated again, see READINESS CODE, GENERATING . 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Multiport Fuel Injection (MFI) , 1.8L AWP, AWV - New Beetle

  

If the specification is obtained: 

z

Check voltage supply of Throttle Valve Control Module -J338- and wiring to control module, see 
CHECKING VOLTAGE SUPPLY AND WIRING TO CONTROL MODULE .  

z

Check Throttle Position (TP) sensors (EPC). 

See THROTTLE POSITION (TP) SENSOR, CHECKING 

If the voltage supply and wiring is OK: 

z

Replace Motronic Engine Control Module (ECM) -J220-, see MOTRONIC ENGINE CONTROL 
MODULE (ECM) - J220-, REPLACING .  

Checking voltage supply and wiring to control module 

z

Disconnect 6-pin connector from Throttle Valve Control Module - J338- -arrow-. 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Multiport Fuel Injection (MFI) , 1.8L AWP, AWV - New Beetle

  

Fig. 41: Disconnecting 6-Pin Connector From Throttle Valve Control Module 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Connect multimeter to measure voltage to terminals 2 + 6 of connector.  

z

Switch on ignition. 

Specification: min. 4.5 V 

z

Switch off ignition. 

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Multiport Fuel Injection (MFI) , 1.8L AWP, AWV - New Beetle

  

 

2003 Volkswagen New Beetle GLS 

1998-2004 ENGINE PERFORMANCE Multiport Fuel Injection (MFI) , 1.8L AWP, AWV - New Beetle