ENGINE PERFORMANCE – Volkswagen Jetta III GL 1993 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.0L

2.0L, Engine Performance Wiring Diagrams (1 of 2) for Volkswagen Jetta III GL 1993

List of elements for 2.0L, Engine Performance Wiring Diagrams (1 of 2) for Volkswagen Jetta III GL 1993:

• (behind firewall, in rear center of engine compartment)
• (not used)
• A/c switch
• A/t only
• Battery
• Battery ground
• Egr temperature sensor (california only)
• Engine speed sensor
• Fuel pump
• Fuel pump relay
• Fuse 20a
• Fuse/ relay panel
• Fuse/relay panel
• G1/3
• G1/4
• G1/7
• G1/8
• Gi/10
• Ground connection (in engine compartment harness)
• Ground connection (in fuel injection harness)
• Ignition
• Instrument cluster
• Instrument cluster system (control module/ display unit)
• Intake air temperature (iat) sensor
• Jumper connector
• Junction connector
• M/1
• M/2
• Motronic engine control module
• Red
• Speed signal
• Transmission control module
• U2/2
• Vehicle speed sensor
• W/1
• Z/2

2.0L, Engine Performance Wiring Diagrams (2 of 2) for Volkswagen Jetta III GL 1993

List of elements for 2.0L, Engine Performance Wiring Diagrams (2 of 2) for Volkswagen Jetta III GL 1993:

• California
• Camshaft position sensor
• Diagnostic connector
• Egr frequency valve (california only)
• Engine block
• Engine coolant temperature (ect) sensor
• Evap canister purge regulator valve
• Federal
• Fuel injectors
• Ground connection (in engine compartment harness)
• Ground connection (in fuel injection harness)
• Heated oxygen sensor
• Heated oxygen sensor control module
• Idle air control (iac) valve
• Ignition coil
• Ignition coil power output stage
• Ignition distributor
• Instrument cluster system (control module/ display unit)
• Knock sensor (ks)
• Mass air flow (maf) sensor
• Nca
• On-board diagnostic junction block
• Red
• T2a
• T2b
• T2z
• Throttle position sensor