ENGINE PERFORMANCE – Volkswagen New Beetle GLX 2001 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

1.8L

1.8L Turbo, Engine Performance Wiring Diagrams (1 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 1.8L Turbo, Engine Performance Wiring Diagrams (1 of 3) for Volkswagen New Beetle GLX 2001:

• (beside steering column) g202
• (not used)
• Acc
• Accelerator pedal position sensors 1 & 2 (in pedal assembly)
• Cooling fans system
• Cruise control system
• Evaporative emission canister purge regulator valve (right side of engine compt, next to engine coolant reservoir)
• Fuel pump relay
• Fuse 15a
• Fuse 50a
• Fuse panel (behind left side of dash)
• Fuse red bracket (on battery cover)
• G116 (left side of firewall)
• Heated oxygen sensor (black) (below vehicle, front of 3-way catalytic conv)
• Heated oxygen sensor (brown) (below vehicle, behind 3-way catalytic conv)
• Hot at all times
• Ignition switch
• Leak detection pump (in right rear wheelwell, above evap canister)
• Lock
• Mass airflow sensor (right side of air cleaner housing, in air intake duct)
• Motronic engine control module (below left side of dash panel cover)
• Nca
• Red
• Relay panel (behind left side of dash)
• Run
• S1/1
• S3/1
• S3/2
• S3/3
• S3/5
• S3/6
• Start
• Starting/ charging system

1.8L Turbo, Engine Performance Wiring Diagrams (2 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 1.8L Turbo, Engine Performance Wiring Diagrams (2 of 3) for Volkswagen New Beetle GLX 2001:

• (beside steering column) g202
• (mfa only)
• (right side of firewall) g123
• (under left side of dash) data link connector
• Airbag control module (on center floor tunnel, below heater core housing)
• Electronic power control fault light
• Eng speed sig
• Engine speed (rpm) sensor (on lower left rear of cylinder block, near transmission flange)
• Fuel consum sig
• Fuel pump
• Fuse 10a
• Fuse 15a
• Fuse panel
• Instrument cluster
• Knock sensor 1 (on left front of cylinder block)
• Knock sensor 2 (on left rear of cylinder block)
• Malfunction indicator lamp
• Nca
• Red
• Secondary air injection pump motor (on left rear of engine, left of cylinder head)
• Secondary air injection pump relay (inside housing, to left of brake fluid reservoir)
• Secondary air injection solenoid valve (on right front of cylinder head, beneath cover)
• T32/11
• T32/21
• T32/25
• T32/32
• T32a/10
• T32a/20
• T32a/32
• T32b/19
• Transmissions system

1.8L Turbo, Engine Performance Wiring Diagrams (3 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 1.8L Turbo, Engine Performance Wiring Diagrams (3 of 3) for Volkswagen New Beetle GLX 2001:

• (left rear corner of engine compt) wastegate bypass regu- lator valve
• (left side of firewall) g116
• (on coolant flange) engine coolant temperature sensor
• (on intake manifold, near throttle body) intake air temperature sensor
• (on top of cylinder head) turbocharge recirculating valve
• Brake- light switch (above brake pedal)
• Camshaft adjustment valve 1
• Camshaft position sensor 2 (on front of cylinder head, behind timing belt cover)
• Charge air pressure sensor (on intercooler)
• Clutch vacuum vent valve switch (above clutch pedal)
• Cooling fans system
• Cruise control system
• Fuel injectors
• Fuse 10a
• Fuse 7.5a
• Fuse panel (behind left side of dash)
• G120 (on cylinder head)
• Hot at all times
• Ignition coils
• Motronic engine control module (below left side of dash panel cover)
• Nca
• Throttle valve control module (on throttle body, on left side of engine)
• To spark plug

1.9L

1.9L Turbo Diesel, Engine Performance Wiring Diagrams (1 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 1.9L Turbo Diesel, Engine Performance Wiring Diagrams (1 of 3) for Volkswagen New Beetle GLX 2001:

• (not used)
• (w/a/t)
• (w/m/t)
• A/c system
• Charge air pressure sensor (on intercooler, inside right front fender)
• Cruise control system
• Diesel direct fuel injection (dfi) engine control module (ecm) (below left side of dash panel cover)
• Egr vacuum regulator solenoid valve (on left side of firewall)
• Fuse 10a
• Fuse 110a
• Fuse 15a
• Fuse bracket (on battery cover)
• Fuse panel (behind left side of dash)
• G116 (left side of firewall)
• Generator
• Hot at all times
• Hot in run or start
• Mass airflow (maf) sensor (right side of air cleaner housing)
• Red
• Relay panel
• Throttle position (tp) sensor/ closed throttle position (ctp) switch/kickdown switch (above accelerator pedal)
• Transmissions system
• Transmissions system, abs system

1.9L Turbo Diesel, Engine Performance Wiring Diagrams (2 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 1.9L Turbo Diesel, Engine Performance Wiring Diagrams (2 of 3) for Volkswagen New Beetle GLX 2001:

• Brakelight switch/ brake vacuum vent valve switch (above brake pedal)
• Clutch vacuum vent valve switch (w/m/t) (above clutch pedal)
• Coolant glow plugs
• Coolant preheating relay (high heat output)
• Coolant preheating relay (low heat output)
• Engine glow plugs
• Fuse 10a
• Fuse 50a
• Fuse bracket (on battery cover)
• Fuse panel (behind left side of dash)
• G202 (beside steering column)
• Glow plug relay (on thirteen position auxiliary relay panel)
• Hot at all times
• Intake manifold flap changeover valve (on back of intake manifold, right side of engine)
• Red

1.9L Turbo Diesel, Engine Performance Wiring Diagrams (3 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 1.9L Turbo Diesel, Engine Performance Wiring Diagrams (3 of 3) for Volkswagen New Beetle GLX 2001:

• (w/m/t)
• Cold start injector (in bottom of diesel direct fuel injection (dfi) pump, right front of engine compartment)
• Diesel direct fuel injection (dfi) engine control module (ecm) (below left side of dash panel cover)
• Engine coolant temperature (ect) sensor (on rear of cyl head)
• Engine speed (rpm) sensor (left rear of cylinder block)
• Fuel cut- off valve (in top left of diesel direct fuel injection (dfi) pump)
• Fuel temperature sensor/modulating piston displacement sensor/quantity adjuster (left front of engine compt)
• Glow plug ind
• Instrument cluster
• Malfunction indicator lamp (mil)
• Nca
• Needle lift sensor (left side of cylinder head)
• T32
• T32a
• Wastegate bypass regulator valve (left rear corner of engine compt)

2.0L

2.0L, Engine Performance Wiring Diagrams, Early Production (1 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 2.0L, Engine Performance Wiring Diagrams, Early Production (1 of 3) for Volkswagen New Beetle GLX 2001:

• (left side of firewall)
• (not used)
• A/c system, cooling fans system
• Cooling fans system, transmissions system
• Cruise control system (if equipped)
• Evaporative emission canister purge regulator valve (right side of eng compt, next to eng coolant reservoir)
• Fuse 10a
• Fuse panel (behind left side of dash)
• G116
• Heated oxygen sensor 1 (below vehicle, in front of 3-way catalytic converter)
• Heated oxygen sensor 2 (below vehicle, behind 3-way catalytic converter)
• Hot at all times
• Instrument cluster
• Leak detection pump (in right rear wheelwell, above evap canister)
• Malfunction indicator lamp (mil)
• Mass airflow (maf) sensor & intake air temperature (iat) sensor (right side of air cleaner housing, in air intake duct)
• Motronic engine control module (below left side of dash panel cover)
• Nca
• Oil pressure warning light
• Secondary air injection solenoid valve (on left side of firewall)
• T32
• T32b
• Transmissions system

2.0L, Engine Performance Wiring Diagrams, Early Production (2 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 2.0L, Engine Performance Wiring Diagrams, Early Production (2 of 3) for Volkswagen New Beetle GLX 2001:

• (left side of firewall) g116
• (not used)
• (right side of firewall) g123
• Data link connector (under left side of dash, below steering column)
• Engine speed (rpm) sensor (lower left rear of eng block, near transmission flange)
• Fuel pump
• Fuel pump relay
• Fuse 10a
• Fuse 15a
• Fuse 28 15a
• Fuse 50a
• Fuse bracket (on battery cover)
• Fuse panel (behind left side of dash)
• G202 (behind steering column)
• Hot at all times
• Hot in run or start
• Hot in start
• Knock sensor 1 (left side of eng, toward front of cylinder block)
• Knock sensor 2 (left side of eng, behind ignition coil)
• Nca
• Positive crank case ventilation heating element (in fresh air intake hose, near throttle body)
• Red
• Relay panel (behind left side of dash)
• S1/1
• S3/1
• S3/4
• S3/5
• S3/6
• Secondary air injection pump motor (left rear of eng, left of cylinder head)
• Secondary air injection pump relay (inside housing, left of brake fluid reservoir)

2.0L, Engine Performance Wiring Diagrams, Early Production (3 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 2.0L, Engine Performance Wiring Diagrams, Early Production (3 of 3) for Volkswagen New Beetle GLX 2001:

• Air bag control module (on center floor tunnel, below heater core t75 housing)
• Camshaft position sensor (on cylinder head, behind camshaft sprocket)
• Cruise control system (if equipped)
• Engine coolant temperature sensor (in coolant flange on cylinder head, right rear of eng)
• Fuel injectors
• G116 (left side of firewall)
• Ignition coil
• Motronic engine control module (below left side of dash panel cover)
• Nca
• Throttle valve control module (on throttle body)
• To spark plugs
• Transmissions system
• W/ cruise w/o cruise

2.0L, Engine Performance Wiring Diagrams, Late Production (1 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 2.0L, Engine Performance Wiring Diagrams, Late Production (1 of 3) for Volkswagen New Beetle GLX 2001:

• (beside steering column) g202
• (engine compt, right of brake fluid reservoir)
• (not used)
• A/c system
• Acc
• Accelerator pedal position sensors 1 & 2 (in pedal assembly)
• Cooling fans system
• Cruise control system
• Evaporative emission canister purge regulator valve (right side of engine compt, next to engine coolant reservoir)
• Fuel pump relay
• Fuse 15a
• Fuse 50a
• Fuse panel (behind left side of dash)
• Fuse red bracket (on battery cover)
• G116 (left side of firewall)
• Heated oxygen sensor (black) (below vehicle, front of 3-way catalytic conv)
• Heated oxygen sensor (brown) (below vehicle, behind 3-way catalytic conv)
• Hot at all times
• Ignition switch
• Leak detection pump (in right rear wheelwell, above evap canister)
• Lock
• Mass airflow (maf) sensor & intake air temperature (iat) sensor (right side of air cleaner housing, in air intake duct)
• Motronic engine control module (below left side of dash panel cover)
• Nca
• Red
• Relay panel (behind left side of dash)
• Run
• S1/1
• S3/1
• S3/2
• S3/3
• S3/5
• S3/6
• Start
• Starting/ charging system

2.0L, Engine Performance Wiring Diagrams, Late Production (2 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 2.0L, Engine Performance Wiring Diagrams, Late Production (2 of 3) for Volkswagen New Beetle GLX 2001:

• (beside steering column) g202
• (right side of firewall) g123
• Airbag control module (on center floor tunnel, below heater core housing)
• Engine speed (rpm) sensor (on lower left rear of cylinder block, near transmission flange)
• Fuel pump
• Fuse 10a
• Fuse 15a
• Fuse panel
• G116 (left side of firewall)
• Instrument cluster
• Knock sensor 1 (on left front of cylinder block)
• Knock sensor 2 (on left rear of cylinder block)
• Nca
• Positive crankcase ventilation heating element (in fresh air intake hose, near throttle body)
• Red
• Secondary air injection pump motor (on left rear of engine, left of cylinder head)
• Secondary air injection pump relay (inside housing, to left of brake fluid reservoir)
• T32/21
• T32/3
• T32a/19
• T32a/20
• T32a/5
• Transmissions system

2.0L, Engine Performance Wiring Diagrams, Late Production (3 of 3) for Volkswagen New Beetle GLX 2001

List of elements for 2.0L, Engine Performance Wiring Diagrams, Late Production (3 of 3) for Volkswagen New Beetle GLX 2001:

• (left side of firewall) g116
• (on coolant flange) engine coolant temperature sensor
• Brake- light switch (above brake pedal)
• Camshaft position sensor (on front of cylinder head, behind timing belt cover)
• Clutch vacuum vent valve switch (above clutch pedal)
• Cruise control system
• Fuel injectors
• Fuse 10a
• Fuse 7.5a
• Fuse panel (behind left side of dash)
• Hot at all times
• Ignition coil
• Motronic engine control module (below left side of dash panel cover)
• Nca
• Throttle valve control module (on throttle body, on left side of engine)
• To spark plug