ENGINE PERFORMANCE – Volkswagen GTI VR6 1998 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.0L

2.0L, Engine Performance Wiring Diagrams (1 of 2) for Volkswagen GTI VR6 1998

List of elements for 2.0L, Engine Performance Wiring Diagrams (1 of 2) for Volkswagen GTI VR6 1998:

• (not used)
• (on engine block)
• 30b
• A/c clutch cut-off relay
• Battery
• Battery ground
• D/8
• Data link connector (center of dash)
• E/2
• Engine speed sensor (on cylinder block behind oil filter)
• Fuel pump
• Fuel pump relay
• Fuse 10a
• Fuse 20a
• Fuse 30a
• Fuse/ relay panel
• Fuse/relay panel
• G1/3
• G1/4
• G1/6
• G1/8
• G1/9
• G132
• G2/4
• G2/8
• G2/9
• Ignition
• Ignition (15)
• Instrument cluster
• Instrument cluster system
• Instrument cluster system (control module/ display unit)
• Junction block (above fuse/ relay panel)
• Junction connector
• Leak detection pump
• M/1
• M/2
• Malfunction indicator lamp
• Motronic engine control module (in engine compartment, on center of plenum)
• Nca
• Red
• Secondary air injection (air) pump motor (calif. only) (below intake manifold, near thermostat housing)
• Secondary air injection (air) pump relay (calif. only) (behind left headlight)
• T28/13
• T28/20
• Transmission control module
• U1/9
• U2/1
• U2/2
• Vehicle speed signal
• W/1
• Z/2

2.0L, Engine Performance Wiring Diagrams (2 of 2) for Volkswagen GTI VR6 1998

List of elements for 2.0L, Engine Performance Wiring Diagrams (2 of 2) for Volkswagen GTI VR6 1998:

• Camshaft position sensor (in distributor housing, under sensor rotor)
• Engine coolant temperature (ect) sensor (at rear of cylinder head, in coolant flange)
• Evaporative emission (evap) canister purge regulator valve (right side of eng compt)
• Evaporative emission (evap) canister purge solenoid valve
• Fuel cut- off valve/ shut off relay
• Fuel injectors
• G132 (on cylinder head)
• G132 (on engine block)
• Heated oxygen sensor (ho2s) (in exhaust pipe, in front of 3-way converter)
• Heated oxygen sensor (ho2s) 2 (in exhaust pipe, in front of 3-way converter)
• Ignition coil
• Ignition coil power output stage
• Ignition distributor
• Intake air temperature (iat) sensor (front of intake manifold, near throttle body)
• Knock sensor (ks) (on engine block, near oil filter housing)
• Mass air flow (maf) sensor (in intake air duct)
• Nca
• Secondary air injection (air) solenoid valve (calif only)
• Throttle valve control module (at throttle body)

2.8L

2.8L, Engine Performance Wiring Diagrams (1 of 2) for Volkswagen GTI VR6 1998

List of elements for 2.8L, Engine Performance Wiring Diagrams (1 of 2) for Volkswagen GTI VR6 1998:

• (not used)
• 30b
• Air conditioning system
• Battery
• D/8
• E/2
• Engine speed sensor (left side of engine)
• Fuel pump
• Fuel pump relay
• Fuse 10a
• Fuse 130 50a
• Fuse 20a
• Fuse/ relay panel
• Fuse/relay panel
• G1/3
• G1/4
• G1/6
• G1/8
• G1/9
• G2/4
• G2/8
• G2/9
• Ignition (15)
• Ignition coil (left rear of engine)
• Instrument cluster
• Instrument cluster system
• Jumper connector
• Junction connector
• M/1
• M/2
• Malfunc- tion indicator lamp
• Motronic engine control module (in engine compartment, on center of plenum)
• N/1
• Nca
• Park/neutral position relay
• Red
• Secondary air injection (air) solenoid valve (below intake manifold)
• Secondary air injection relay
• T28/13
• T28/20
• Transmission control module (tcm) (below rear seat)
• U1/9
• U2/1
• U2/2
• Vehicle speed output
• W/1
• Z/1
• Z/2

2.8L, Engine Performance Wiring Diagrams (2 of 2) for Volkswagen GTI VR6 1998

List of elements for 2.8L, Engine Performance Wiring Diagrams (2 of 2) for Volkswagen GTI VR6 1998:

• (at throttle body) throttle valve control module
• (in exhaust pipe, front of 3-way catalytic converter)
• Camshaft position sensor
• Data link connector (behind center of dash)
• Engine coolant temperature (ect) sensor (left rear of eng, on termostat housing)
• Evap canister purge regulator valve
• Evaporative emission canister purge regulator
• Fuel cut-off valve shut-off relay
• Fuel injectors
• Heated oxygen sensor (ho2s) 1 (in exhaust pipe, front of 3-way catalytic converter)
• Heated oxygen sensor (ho2s) 2
• Intake air temperature (iat) sensor (on rear of upper intake manifold)
• Junction block
• Knock sensor (ks) 1 (right side of cyl block)
• Knock sensor (ks) 2 (left side of cylinder block, above oil cooler housing)
• Leak detection pump
• Mass air flow (maf) sensor (in intake air duct, between air cleaner & throttle body)
• Nca
• Positive crankcase ventilation heating element
• Secondary air injection pump motor (below intake manifold, near thermostat housing)
• Solid state